Cheap flights from Perth to Illinois from $1,238
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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Perth to Illinois
Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 November 2024.
Find flight deals from Perth to Illinois
Cheapest flights from Perth to IllinoisExplore the most affordable flight options available from Perth to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.
Explore the most affordable flight options available from Perth to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.
Find flights from Perth to Illinois within your budget
Customise your flight search to find flights from Perth to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 719,399 searches. Data last updated 21 November 2024.
Fly from
Fly to
Route
Depart
Return
Price
PerthChicago
PER - ORD
PERORD
Perth
Mon 16/12
17:35-13:14
2 stops33h 39m
Chicago O'Hare Intl
Mon 23/12
15:40-17:20
2 stops35h 40m
PerthChicago
PER - ORD
PERORD
Perth
Wed 11/12
00:55-16:00
2 stops29h 05m
Chicago O'Hare Intl
Thu 19/12
20:25-16:40
2 stops54h 15m
PerthChicago
PER - ORD
PERORD
Perth
Mon 16/12
22:45-14:30
1 stop29h 45m
Chicago O'Hare Intl
Mon 23/12
19:05-18:45
1 stop33h 40m
PerthChicago
PER - ORD
PERORD
Perth
Mon 16/12
21:55-13:50
1 stop29h 55m
Chicago O'Hare Intl
Mon 23/12
16:25-20:20
2 stops37h 55m
PerthChicago
PER - ORD
PERORD
Perth
Thu 12/12
06:00-14:55
1 stop46h 55m
Chicago O'Hare Intl
Thu 19/12
19:45-17:20
1 stop31h 35m
PerthChicago
PER - ORD
PERORD
Perth
Thu 12/12
06:00-14:39
2 stops46h 39m
Chicago O'Hare Intl
Thu 19/12
10:53-20:20
3 stops43h 27m
PerthChicago
PER - ORD
PERORD
Perth
Sat 22/2
00:15-13:00
1 stop26h 45m
Chicago O'Hare Intl
Sun 23/2
15:47-09:35
2 stops51h 48m
PerthChicago
PER - ORD
PERORD
Perth
Wed 23/4
10:25-23:34
2 stops26h 09m
PerthChicago
PER - ORD
PERORD
Perth
Sat 19/4
08:10-23:34
3 stops28h 24m
PerthChicago
PER - ORD
PERORD
Perth
Sun 20/4
01:10-01:11
2 stops37h 01m
Best time to book a flight from Perth to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Perth with our price prediction graph.
Travel insights for flights from Perth to Illinois
Get recent, data-driven insights about flights from Perth to Illinois including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Perth to Illinois?
Currently, February is the cheapest month in which you can book a flight from Perth to Illinois (average of $957). Flying from Perth to Illinois in December is currently the most expensive (average of $1,383). 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.
What is the cheapest time of day to fly from PER to IL?
Find hourly flight availability from Perth to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2024.
When flying from Perth to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Rainfall in Illinois by month
Plan your trip to Illinois by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.
Temperature in Illinois by month
Plan your trip to Illinois by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated 21 November 2024.
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Related info for your journey
Find useful and relevant information for your journey from Perth to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Perth to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Perth to Illinois
Discover the top 4 airlines that operate flights from Perth to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 719,399 searches. Data last updated 21 November 2024.
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 Perth to Illinois?
Deals for Perth to Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Perth to Illinois?
Cheapflights simply makes it quick and affordable to book flights from Perth to Illinois by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Perth to Illinois with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Perth to Illinois, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Perth to Illinois become cheaper?
Not ready to book yet? You can track prices for flights from Perth to Illinois on Cheapflights with our Price Alert feature and get notified when better prices are available.