£423 Cheap Flights to Lambert-St. Louis Intl.
Popular airlines to Lambert-St. Louis International Airport (STL)
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How much is the cheapest flight to St. Louis?
Prices were available within the past 7 days and start at £423 for one-way flights and £595 for return, for the period specified. Prices and availability are subject to change. Additional terms apply.
One way
CMH · STL · From £640 · One way
CMH · STL · From £691 · One way
CMH · STL · From £721 · One way
CMH · STL · From £774 · One way
CMH · STL · From £934 · One way
CMH · STL · From £987 · One way
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Find Your Flights to Lambert-St. Louis Intl. STL
Cheap flights to Lambert-St. Louis Intl. (STL)
Get started finding a cheap flight to Lambert-St. Louis Intl. on Expedia by either choosing a deal on this page or using the search bar to enter your travel dates, origin airport and whether you want a return or one-way airfare. You can filter for flexibility, number of stops, airline and departure/arrival times to find the best flight for you.
We recommend using the ‘Flexible Dates’ calendar at the top of the page to see the price of plane tickets on the surrounding dates. This allows you to pick the cheapest days to fly if your trip allows flexibility and score cheap flight deals to Lambert-St. Louis Intl..
Return prices range from £595 - £595 and one-ways Lambert-St. Louis Intl. start as low as £423.
Be aware that choosing a non-stop flight can sometimes be more expensive while saving you time. And routes with connections may be available at a cheaper rate.
Airlines that fly to Lambert-St. Louis Intl. (STL)
You have several options for which airline you choose to travel with to Lambert-St. Louis Intl.. There are 3 airlines flying into STL: Iberia, SAS, Alaska Airlines.
Cheap plane tickets may be available from different airlines at different times and with unique terms. It’s best to understand the details of each airline’s offer before judging its value.
For example, if you plan to check in a bag or bring hand baggage, it's worth checking whether the cheap airfare deal includes a baggage allowance. If not, verify whether the baggage fee is higher than the difference of other airline plane ticket deals offering free checked in/hand baggage in exchange for a slightly higher airfare.
Additionally, your preferred frequent flyer membership programmes may influence your choice of cheap airline. Expedia allows you to enter your membership numbers during checkout to earn points from your airline and Expedia Rewards—all while getting a great deal and planning all your travel on one online platform.
Find the best deals
At Expedia, we source many flight deals from multiple providers, so you can easily find the best deals that are right for you. A great strategy for getting the best deals can be to make sure you book and travel at optimal times. Airfare to Lambert-St. Louis Intl. (STL) varies throughout the year based on seasonal demand. You’ll see the lowest rates for return trips to STL in December and in February for one-ways.
Cancellation & flexibility
To change or cancel eligible flights, go to ‘My Trips’ and navigate to your itinerary. If you booked within the last 24 hours, you might be able to cancel your flight for free. Learn more about flight changes or cancellations from our customer service portal. Some plane tickets are available with no change fees, which you can filter for during your search.
Travel information
| Destination city name | St. Louis |
|---|---|
| Destination airport | Lambert-St. Louis International Airport |
| Destination airport IATA code | STL |
| Airlines serving | American Airlines, Delta, United, Southwest Airlines, Frontier Airlines, Alaska Airlines, Air Canada, Lufthansa, British Airways, KLM, Air France, Iberia, WestJet, Virgin Atlantic, Finnair, Aer Lingus, Austrian Airlines, Brussels Airlines, Japan Airlines, Cathay Pacific, Qatar Airways, Korean Air, SAS, Copa, Turkish Airlines, All Nippon Airways, LATAM Airlines Group, Qantas Airways, Air New Zealand, Aeromexico, Starlux Airlines, Icelandair, Royal Jordanian, Virgin Australia, Emirates, Southern Airways |
| Popular airline | American Airlines |
| Return price | £640 |
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Trending flights to St. Louis
Prices were available within the past 7 days and start at £423 for one-way flights and £595 for return, for the period specified. Prices and availability are subject to change. Additional terms apply.
All deals
One way
Return
Thu, 24 Dec - Thu, 21 Jan · LHR · STL · From £595 · Return
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