What are the cheapest airlines flying from Baltimore to Sydney round-trip?

Cheapflights users have booked flights from Baltimore to Sydney round-trip from $2,226. Other airlines that can offer you cheap pricing are United Airlines, from $2,445, and Delta, from $2,459. Air New Zealand is 14% cheaper than the average price of flights available within the next 90 days to this destination. Find deals

What are the cheapest airlines to fly from Baltimore to Sydney one-way?

For one-way options, check prices for Air New Zealand. According to our data, you can fly for as low as $1,306. Users have also found prices from $1,412 and $1,423 on American Airlines and United Airlines, respectively. Find deals

What is the cheapest day to fly from Baltimore to Sydney?

Travellers seeking maximum savings on their Baltimore to Sydney flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How far in advance should I book a flight from Baltimore to Sydney?

To save on the cost of your flight from Baltimore to Sydney, book at least 25 days before your planned departure. Booking around this time can save you about 8% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,514 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $2,014.

What is the cheapest month to fly from Baltimore to Sydney?

The best pricing can be found in the month of February. Prices to Sydney from Baltimore average $1,975. You can even find prices in February for less than $1,975, as users have found deals to Sydney from as low as $1,303. The month of December appears to be one of the more expensive times to travel to Sydney from Baltimore. Flying in the targeted month can save you up to 42%.

What is the cheapest time of day to fly from BWI to SYD?

Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from Baltimore to Sydney by exploring options for tickets at midday.

Can I find deals for flights from Baltimore to Sydney that include hotel bookings?

Yes. In addition to deals on Baltimore to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Baltimore to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Sydney.

Can I find deals for business class flights from Baltimore to Sydney?

Yes. Cheapflights offers flight deals from Baltimore to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$839+ Flights from Baltimore to Sydney

Cheap flight deals from Baltimore to Sydney

Round-trip from	$1,925
One-way from	$839
Popular in	December
Cheapest in	February
Average price	$2,381

1/5-7/5
5 total stops
73h 32m total
Baltimore to Sydney

Search Deals

3/7
2 total stops
28h 49m total
Baltimore to Sydney

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($776 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($169 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Baltimore to Sydney

Cheapest flights from Baltimore to Sydney
Explore the most affordable flight options available from Baltimore to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Thu 1/511:12BWI - SYD

2 stops35h 03mMultiple Airlines

Wed 7/512:50SYD - BWI

3 stops38h 29mMultiple Airlines

Deal found 14/4$1,925

Tue 28/1013:19BWI - SYD

1 stop26h 36mQantas Airways

Wed 26/1114:30SYD - BWI

1 stop19h 43mQantas Airways

Deal found 14/4$2,438

Tue 26/813:38BWI - SYD

2 stops27h 27mAmerican Airlines

Tue 2/909:10SYD - BWI

2 stops26h 37mAmerican Airlines

Deal found 14/4$2,445

Mon 9/613:34BWI - SYD

2 stops27h 01mDelta

Tue 24/609:25SYD - BWI

2 stops25h 18mDelta

Deal found 14/4$2,459

Tue 12/819:00BWI - SYD

1 stop21h 55mUnited Airlines

Mon 15/910:20SYD - BWI

1 stop21h 12mUnited Airlines

Deal found 13/4$2,461

Thu 29/519:05BWI - SYD

2 stops34h 40mAlaska Airlines

Thu 5/621:40SYD - BWI

2 stops34h 25mAlaska Airlines

Deal found 14/4$2,552

Wed 4/619:00BWI - SYD

1 stop21h 55mAir New Zealand

Thu 12/609:55SYD - BWI

2 stops26h 35mAir New Zealand

Deal found 13/4$2,597

Mon 10/1119:03BWI - SYD

2 stops33h 47mCathay Pacific

Sat 15/1108:45SYD - BWI

2 stops29h 40mCathay Pacific

Deal found 13/4$2,779

Mon 22/906:17BWI - SYD

2 stops37h 08mANA

Sun 5/1021:45SYD - BWI

2 stops38h 44mANA

Deal found 14/4$2,804

Mon 10/1117:50BWI - SYD

2 stops35h 25mSingapore Airlines

Thu 13/1112:15SYD - BWI

2 stops44h 32mSingapore Airlines

Deal found 14/4$3,168

Best flights from Baltimore to Sydney
Discover carefully curated flight deals from Baltimore to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 April 2025.

Thu 1/511:12BWI - SYD

2 stops35h 03mMultiple Airlines

Wed 7/512:50SYD - BWI

3 stops38h 29mMultiple Airlines

Deal found 14/4$1,925

Fri 4/713:00BWI - SYD

2 stops31h 35mAir New Zealand

Sat 26/718:20SYD - BWI

2 stops51h 47mAir New Zealand

Deal found 15/4$2,226

Mon 9/619:00BWI - SYD

1 stop21h 55mUnited Airlines

Tue 24/610:20SYD - BWI

1 stop21h 32mUnited Airlines

Deal found 14/4$2,445

Mon 9/613:34BWI - SYD

2 stops27h 01mDelta

Tue 24/609:25SYD - BWI

2 stops25h 18mDelta

Deal found 14/4$2,459

Sun 6/719:19BWI - SYD

1 stop21h 36mQantas Airways

Sat 19/710:25SYD - BWI

1 stop22h 34mQantas Airways

Deal found 14/4$2,518

Thu 29/519:05BWI - SYD

2 stops34h 40mAlaska Airlines

Thu 5/621:40SYD - BWI

2 stops34h 25mAlaska Airlines

Deal found 14/4$2,552

Sun 1/613:45BWI - SYD

2 stops27h 20mAmerican Airlines

Tue 10/609:10SYD - BWI

2 stops24h 48mAmerican Airlines

Deal found 14/4$2,682

Fri 18/408:09BWI - SYD

2 stops43h 01mQatar Airways

Thu 24/420:45SYD - BWI

2 stops59h 38mQatar Airways

Deal found 14/4$3,753

Last-minute flights from Baltimore to Sydney
Discover last-minute flight deals from Baltimore to Sydney. Data last updated 15 April 2025 and is based on user searches.

Fri 18/415:22BWI - SYD

2 stops25h 43mAmerican Airlines

Sat 3/509:10SYD - BWI

2 stops27h 09mAmerican Airlines

Deal found 14/4$3,078

Fri 18/408:09BWI - SYD

2 stops43h 01mQatar Airways

Thu 24/420:45SYD - BWI

2 stops59h 38mQatar Airways

Deal found 14/4$3,753

Sun 20/406:36BWI - SYD

2 stops37h 59mAir New Zealand

Sun 27/409:30SYD - BWI

1 stop21h 15mAir New Zealand

Deal found 15/4$3,004

Sun 20/407:30BWI - SYD

2 stops43h 40mQatar Airways

Sun 27/420:45SYD - BWI

2 stops59h 38mQatar Airways

Deal found 15/4$4,079

Sun 20/419:08BWI - SYD

1 stop21h 47mQantas Airways

Sun 27/410:25SYD - BWI

1 stop21h 50mQantas Airways

Deal found 15/4$4,400

Thu 1/511:12BWI - SYD

2 stops35h 03mMultiple Airlines

Wed 7/512:50SYD - BWI

3 stops38h 29mMultiple Airlines

Deal found 14/4$1,925

Mon 12/512:40BWI - SYD

2 stops28h 20mUnited Airlines

Mon 19/509:30SYD - BWI

1 stop22h 29mUnited Airlines

Deal found 14/4$2,698

Tue 13/519:18BWI - SYD

1 stop21h 37mQantas Airways

Tue 20/510:25SYD - BWI

1 stop22h 03mQantas Airways

Deal found 14/4$2,666

Tue 13/516:47BWI - SYD

2 stops23h 48mDelta

Tue 20/509:25SYD - BWI

2 stops22h 42mDelta

Deal found 14/4$2,720

Wed 14/518:35BWI - SYD

1 stop22h 20mAir New Zealand

Wed 21/509:55SYD - BWI

2 stops26h 59mAir New Zealand

Deal found 14/4$2,668

Mon 19/518:18BWI - SYD

2 stops32h 57mLATAM Airlines

Thu 19/611:50SYD - BWI

3 stops37h 02mLATAM Airlines

Deal found 14/4$6,519

Thu 29/519:05BWI - SYD

2 stops34h 40mAlaska Airlines

Thu 5/621:40SYD - BWI

2 stops34h 25mAlaska Airlines

Deal found 14/4$2,552

One-way flights from Baltimore to Sydney
Search for one-way flight options from Baltimore to Sydney. Find affordable one-way fares based on user searches. Data last updated 15 April 2025.

Thu 3/717:26BWI - SYD

2 stops28h 49mMultiple Airlines

Deal found 13/4$839

Tue 22/406:36BWI - SYD

2 stops60h 09mAir New Zealand

Deal found 14/4$1,306

Tue 10/611:46BWI - SYD

2 stops29h 19mAmerican Airlines

Deal found 14/4$1,412

Tue 1/718:02BWI - SYD

1 stop22h 58mUnited Airlines

Deal found 14/4$1,423

Wed 28/519:18BWI - SYD

1 stop21h 37mQantas Airways

Deal found 14/4$1,596

Tue 10/607:49BWI - SYD

3 stops32h 16mAlaska Airlines

Deal found 14/4$2,492

Thu 29/518:05BWI - SYD

2 stops54h 45mAir China

Deal found 14/4$3,406

Fri 4/706:05BWI - SYD

3 stops57h 50mSingapore Airlines

Deal found 13/4$3,431

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Thu 1/5

11:12-12:15

2 stops35h 03m

Sydney Kingsford Smith

Wed 7/5

12:50-13:19

3 stops38h 29m

$1,925

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Fri 4/7

13:00-10:35

2 stops31h 35m

Sydney Kingsford Smith

Sat 26/7

18:20-08:07

2 stops51h 47m

$2,226

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 9/6

19:00-06:55

1 stop21h 55m

Sydney Kingsford Smith

Tue 24/6

10:20-17:52

1 stop21h 32m

$2,445

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 9/6

13:34-06:35

2 stops27h 01m

Sydney Kingsford Smith

Tue 24/6

09:25-20:43

2 stops25h 18m

$2,459

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 6/7

19:19-06:55

1 stop21h 36m

Sydney Kingsford Smith

Sat 19/7

10:25-18:59

1 stop22h 34m

$2,518

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Thu 29/5

19:05-19:45

2 stops34h 40m

Sydney Kingsford Smith

Thu 5/6

21:40-18:05

2 stops34h 25m

$2,552

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 1/6

13:45-07:05

2 stops27h 20m

Sydney Kingsford Smith

Tue 10/6

09:10-19:58

2 stops24h 48m

$2,682

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Fri 18/4

08:09-17:10

2 stops43h 01m

Sydney Kingsford Smith

Thu 24/4

20:45-18:23

2 stops59h 38m

$3,753

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Thu 3/7

17:26-12:15

2 stops28h 49m

$839

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 22/4

06:36-08:45

2 stops60h 09m

$1,306

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 16 results

Best time to book a flight from Baltimore to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Baltimore with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Sydney

How far ahead should I book a flight from Baltimore to Sydney?

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Baltimore to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Baltimore to Sydney?

Currently, May is the cheapest month in which you can book a flight from Baltimore to Sydney (average of $129). Flying from Baltimore to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Sydney by month

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Read through reviews of airlines operating flights from Baltimore to Sydney, such as Singapore Airlines, Alaska Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.1

Very Good

1,288 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Singapore Airlines

8.1

Very Good

1,288 reviews

Singapore Airlines

8.1

Very Good

1,288 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Alaska Airlines

8.0

Very Good

9,871 reviews

Singapore Airlines

8.1

Very Good

1,288 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Delta

8.0

Very Good

7,917 reviews

Singapore Airlines

8.1

Very Good

1,288 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Air New Zealand

8.0

Very Good

464 reviews

Singapore Airlines

8.1

Very Good

1,288 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Qantas Airways

7.5

Good

818 reviews

Singapore Airlines

8.1

Very Good

1,288 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

What are the cheapest airlines flying from Baltimore to Sydney round-trip?
Cheapflights users have booked flights from Baltimore to Sydney round-trip from $2,226. Other airlines that can offer you cheap pricing are United Airlines, from $2,445, and Delta, from $2,459. Air New Zealand is 14% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Baltimore to Sydney one-way?
For one-way options, check prices for Air New Zealand. According to our data, you can fly for as low as $1,306. Users have also found prices from $1,412 and $1,423 on American Airlines and United Airlines, respectively.
Can I find deals for flights from Baltimore to Sydney that include hotel bookings?
Yes. In addition to deals on Baltimore to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Baltimore to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Sydney.
Can I find deals for business class flights from Baltimore to Sydney?
Yes. Cheapflights offers flight deals from Baltimore to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Baltimore to Sydney?
Currently, May is the cheapest month in which you can book a flight from Baltimore to Sydney (average of $129). Flying from Baltimore to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Other flights to Sydney

Top airline flying from Baltimore to Sydney

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$2,320	Average$2,465	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Baltimore to Sydney?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Baltimore to Sydney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Baltimore to Sydney?

Cheapflights helps you find that perfect flight to Sydney from Baltimore by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Baltimore to Sydney with no change fees?

Need flexible booking options for your flight to Sydney from Baltimore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Baltimore to Sydney become cheaper?

Yes! Start tracking prices for Baltimore to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Baltimore to Sydney from $839

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Baltimore to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Baltimore to Sydney

Cheapest flights from Baltimore to SydneyExplore the most affordable flight options available from Baltimore to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Explore the most affordable flight options available from Baltimore to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Sydney that are best for you.

Best time to book a flight from Baltimore to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Baltimore with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Sydney

How far ahead should I book a flight from Baltimore to Sydney?

Use this chart to determine the optimal time to book a return flight from Baltimore to Sydney. Price data was last updated on 11 April 2025.

What is the cheapest month to book a flight from Baltimore to Sydney?

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 15 April 2025.

Read through reviews of airlines operating flights from Baltimore to Sydney, such as Singapore Airlines, Alaska Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Baltimore to Sydney round-trip?

What are the cheapest airlines to fly from Baltimore to Sydney one-way?

Can I find deals for flights from Baltimore to Sydney that include hotel bookings?

How can I find direct flights from Baltimore to Sydney?

Can I find deals for business class flights from Baltimore to Sydney?

What is the cheapest month to book a flight from Baltimore to Sydney?

Travelling to a place near Baltimore?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Baltimore to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Baltimore to Sydney

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Baltimore to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Baltimore to Sydney?

Can Cheapflights find flights from Baltimore to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Baltimore to Sydney become cheaper?

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Cheapest flights from Baltimore to Sydney
Explore the most affordable flight options available from Baltimore to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.