St Louis to Warsaw flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for St Louis to Warsaw is €295 with Air Canada (checked on 6 Nov 2026).
Your next trip, last seen at €295
Lowest observedAir Canada · 2 stops · One wayWhen to fly
Explore datesMore dates worth a look
Last seen for 1 traveller on 6 Nov 2026. Check today's price.
Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- 2 Mar€316
- 8 Mar€406
- 14 Mar€361
- 15 Mar€310
- 16 Mar€402
- 17 Mar€373
- 21 Mar€374
- 22 Mar€295
- 23 Mar€295
- 28 Mar€372
- 30 Mar€298
- 31 Mar€386
- Lowest observed
- €295, departing 22 Mar 2027 (Last checked: 6 Nov 2026)One-way fare · Priced departure days checked in the last 14 days: 32Check live prices for this route
- Airlines seen
- Aer Lingus, Air Canada, Alaska Airlines, Frontier Airlines, Iberia, Icelandair, KLM, Lufthansa, Ryanair, Southern Airways Express, United Airlines (11)
- Typical journey time
- 32h 25m
About this route
Explore the fares we observed from St Louis to Warsaw. Prices move often, so pick your dates to see the latest options.
- Route distance
- 7,930 km
- Typical journey time
- 32h 25m
- Airlines seen
- Aer Lingus, Air Canada, Alaska Airlines, Frontier Airlines, Iberia, Icelandair, KLM, Lufthansa, Ryanair, Southern Airways Express, United Airlines (11)
- Seen on fares with a connection
- Air Canada, Frontier Airlines, United Airlines, Aer Lingus, Ryanair, Alaska Airlines, Icelandair, Southern Airways Express, Lufthansa (9)
- Alternative airports
- SUS, WMI
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- St. Louis Lambert International Airport (STL) → St Louis, city gazetteer reference point (38.6270, -90.1994): ≈ 20 km.
- Warsaw Chopin (WAW) → Warsaw, city gazetteer reference point (52.2297, 21.0122): ≈ 8 km.
- Warsaw Modlin Airport (WMI) → Warsaw, city gazetteer reference point (52.2297, 21.0122): ≈ 35 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest departure day we saw in March 2027 from St Louis to Warsaw: 22 Mar 2027, €295 (checked 6 Nov 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| December 2026 | €333 | 4 |
| January 2027 | €339 | 4 |
| February 2027 | €297 | 10 |
| March 2027 | €295 | 12 |
Lowest fare by day of the week
Cheapest Monday departure we saw from St Louis to Warsaw: 22 Mar 2027, €295 (checked 6 Nov 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €295 | 10 |
| Tuesday | €295 | 7 |
| Wednesday | €297 | 6 |
| Sunday | €297 | 6 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from St Louis to Warsaw by days until departure (61 days or more): €295 (checked 6 Nov 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 8 to 30 days | €364 | 3 |
| 31 to 60 days | €333 | 3 |
| 61 days or more | €295 | 26 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from St Louis to Warsaw: Air Canada, €295 (checked 6 Nov 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Air Canada | €295Mar 22, 2027 | 22 |
| Frontier Airlines | €333Dec 30, 2026 | 8 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from St Louis to Warsaw?
The lowest fare Routavio has observed is €295, found on 6 Nov 2026.
Are there direct flights from St Louis to Warsaw?
Our data holds no non-stop flight from St Louis to Warsaw. The fares on this page include at least one stop.
Which airlines fly from St Louis to Warsaw?
Routavio has seen these carriers on the route: Aer Lingus, Air Canada, Alaska Airlines, Frontier Airlines, Iberia, Icelandair, KLM, Lufthansa, Ryanair, Southern Airways Express, United Airlines (11).
How long does the flight from St Louis to Warsaw take?
Across the 78 fares Routavio observed, the average journey time is 31h 08m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed St Louis to Warsaw fares were non-stop?
None of the 81 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
When is the cheapest month to fly from St Louis to Warsaw?
Cheapest departure day we saw in March 2027 from St Louis to Warsaw: 22 Mar 2027, €295 (checked 6 Nov 2026).
Which day of the week is cheapest from St Louis to Warsaw?
Cheapest Monday departure we saw from St Louis to Warsaw: 22 Mar 2027, €295 (checked 6 Nov 2026).
Which airline has the lowest fare from St Louis to Warsaw?
Cheapest airline from St Louis to Warsaw: Air Canada, €295 (checked 6 Nov 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.