$622 Cheap Flights from Warsaw (WAW) to St. Louis (STL)

View $622 flight on Tue, May 12, 2026Opens in a new window

Popular airlines from Frederic Chopin Airport (WAW) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Warsaw to St. Louis (WAW-STL)

Prices were available within the past 7 days and start at $622 for one-way flights and $980 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Mon, Sep 28 - Tue, Oct 6
WAW
Warsaw
STL
St. Louis
$980 Roundtrip, found 3 days ago
$980
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Mon, Sep 28 from Warsaw to St. Louis, returning Tue, Oct 6, priced at $980 found 3 days ago
Lufthansa
Fri, Mar 13 - Sun, Mar 22
WAW
Warsaw
STL
St. Louis
$980 Roundtrip, found 6 days ago
$980
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Fri, Mar 13 from Warsaw to St. Louis, returning Sun, Mar 22, priced at $980 found 6 days ago
Lufthansa
Fri, Mar 13 - Sun, Mar 22
WAW
Warsaw
STL
St. Louis
$982 Roundtrip, found 6 days ago
$982
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Fri, Mar 13 from Warsaw to St. Louis, returning Sun, Mar 22, priced at $982 found 6 days ago
British Airways
Mon, Sep 28 - Tue, Oct 6
WAW
Warsaw
STL
St. Louis
$983 Roundtrip, found 3 days ago
$983
Roundtrip
found 3 days ago
Select British Airways flight, departing Mon, Sep 28 from Warsaw to St. Louis, returning Tue, Oct 6, priced at $983 found 3 days ago
British Airways
Wed, Jan 14 - Wed, Jan 28
WAW
Warsaw
STL
St. Louis
$984 Roundtrip, found 4 days ago
$984
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, Jan 14 from Warsaw to St. Louis, returning Wed, Jan 28, priced at $984 found 4 days ago
Lufthansa
Fri, Jan 23 - Wed, Jan 28
WAW
Warsaw
STL
St. Louis
$988 Roundtrip, found 3 days ago
$988
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Fri, Jan 23 from Warsaw to St. Louis, returning Wed, Jan 28, priced at $988 found 3 days ago
Lufthansa
Fri, Jan 23 - Wed, Jan 28
WAW
Warsaw
STL
St. Louis
$990 Roundtrip, found 3 days ago
$990
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Fri, Jan 23 from Warsaw to St. Louis, returning Wed, Jan 28, priced at $990 found 3 days ago
Austrian Airlines
Mon, Sep 28 - Tue, Oct 6
WAW
Warsaw
STL
St. Louis
$995 Roundtrip, found 3 days ago
$995
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Mon, Sep 28 from Warsaw to St. Louis, returning Tue, Oct 6, priced at $995 found 3 days ago
American Airlines
Mon, Sep 28 - Tue, Oct 6
WAW
Warsaw
STL
St. Louis
$1,005 Roundtrip, found 3 days ago
$1,005
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 28 from Warsaw to St. Louis, returning Tue, Oct 6, priced at $1,005 found 3 days ago
United
Mon, Sep 28 - Tue, Oct 6
WAW
Warsaw
STL
St. Louis
$1,011 Roundtrip, found 3 days ago
$1,011
Roundtrip
found 3 days ago
Select United flight, departing Mon, Sep 28 from Warsaw to St. Louis, returning Tue, Oct 6, priced at $1,011 found 3 days ago

Frequently asked questions

How much does a flight from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL) cost?
Grab a cheap one-way flight from $622 or cheap return flight from $980 from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL)?
Planning your trip for September is a good way to save, as it's the cheapest month for flights between WAW and STL. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from WAW to STL. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL)?
Nonstop flights from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from WAW to STL?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL)?
To reach Lambert-St. Louis Intl. Airport (STL) on schedule, book a flight that takes off from Frederic Chopin Airport (WAW) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from WAW to STL are typically more expensive. To lock in the lowest prices, start looking for flights as soon as possible. That being said, if your travel plans are flexible, you may score a cheap ticket just before your departure.
Is it cheaper to book a WAW to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking a WAW to STL flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place will take the stress out of travel planning. Simply secure your flights and choose from our extensive range of hotels, then tailor your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Frederic Chopin Airport (WAW) to Lambert-St. Louis Intl. Airport (STL)?
You can usually cancel or reschedule your WAW to STL flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Frederic Chopin
Destination airport
Lambert-St. Louis Intl.
Airlines serving
British Airways, Brussels Airlines, Finnair, Iberia, Lufthansa
Roundtrip price
$979
Distance
4927 mi

Book with confidence

Warsaw to St. Louis Flights

The cheapest times to fly from Warsaw to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Warsaw to St. Louis are during the month of September. You can find some of the cheapest flights from Warsaw to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Warsaw to St. Louis

Sunday is one of the best days to book for cheap flights from Warsaw to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Warsaw to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Warsaw to St. Louis in 2026. You can also book with separate airlines for your outbound and return journeys, from $622 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Warsaw to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Warsaw to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Warsaw to St. Louis Flights

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*Available to One Key members.