Cheap flights to St. Louis from $2,840
This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOS — STL
4 Jun — 11 Jun1
Return
1 adult
Economy
Tue 4/6
Tue 11/6
St. Louis 2024 flight deals
Explore flight deals for St. Louis in 2024, offering the best prices and options to suit your preferences. In the last 7 days, Cheapflights users made a total of 539,242 searches and data were last updated on 30 May 2024.
The lowest fares on flights travelling to St. Louis in May and June 2024. Check back soon for alternative fares.
Sat 7/1211:05SYD - STL
2 stops27h 26mDelta
Sat 11/113:00STL - SYD
2 stops26h 35mDelta
Deal found 29/5$2,840
Fri 6/1212:25SYD - STL
2 stops45h 49mANA
Sat 11/111:45STL - SYD
2 stops39h 30mANA
Deal found 30/5$2,873
Fri 6/1211:50SYD - STL
1 stop21h 19mQantas Airways
Sat 11/119:24STL - SYD
1 stop43h 01mQantas Airways
Deal found 30/5$2,946
Sat 7/1217:30SYD - STL
1 stop22h 29mQantas Airways
Sat 11/119:24STL - SYD
1 stop43h 01mQantas Airways
Deal found 29/5$2,958
Fri 6/1214:00SYD - STL
2 stops23h 21mUnited Airlines
Sat 11/118:00STL - SYD
1 stop43h 20mUnited Airlines
Deal found 30/5$2,968
Sat 7/1214:00SYD - STL
2 stops23h 59mUnited Airlines
Sat 11/118:00STL - SYD
1 stop43h 20mUnited Airlines
Deal found 29/5$2,981
Fri 6/1211:45SYD - STL
3 stops26h 14mMultiple Airlines
Sat 11/116:17STL - SYD
2 stops23h 28mMultiple Airlines
Deal found 30/5$3,378
Sat 7/1211:45SYD - STL
3 stops26h 14mMultiple Airlines
Sat 11/116:17STL - SYD
2 stops23h 28mMultiple Airlines
Deal found 29/5$3,390
Best time to book a flight to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis 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.
Temperature and rainfall in St. Louis by month
Plan your trip to St. Louis by taking into account the average temperature and rainfall totals by month.
STL Temperature | 0 - 27 °C |
|---|
If weather is an important factor for your trip to St. Louis, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).
When is the best time to book a flight to St. Louis?
Use this chart to determine the optimal time to book a return flight to St. Louis. Price data was last updated on 24 May 2024.
The price you pay for your flight to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 14 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
When is the cheapest time to fly to St. Louis?
Use this chart to determine the cheapest time to fly return to St. Louis. Price data was last updated on 26 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Users looking for the lowest fares to St. Louis should consider flying on Tuesday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Tuesday afternoons, when prices are usually at their highest.