Title: Cheap Flights from St. Louis (STL) to McAllen (MFE) - Expedia.ca ![](https://images.trvl-media.com/place/2270/e83bf0d3-6488-4256-aeaa-7c9298eba5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/2270/e83bf0d3-6488-4256-aeaa-7c9298eba5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from St. Louis (STL) to McAllen (MFE) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Lambert-St. Louis International Airport (STL) to Miller Intl. Airport (MFE) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:mfe,departure:01/11/2025TANYT&leg2=from:mfe,to:stl,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:mfe,departure:01/11/2025TANYT&leg2=from:mfe,to:stl,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:mfe,departure:01/11/2025TANYT&leg2=from:mfe,to:stl,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from St. Louis (STL) to McAllen (MFE) ### April is typically the cheapest month to fly From CA $273 - CA $541 per traveller. Flight from St. Louis to McAllen (STL - MFE) route information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | Miller Intl. | | Distance | 1569 km | ## St. Louis to McAllen Flights **The easy way to book your flights from St. Louis to McAllen**  With Expedia, it’s simple to find and book flights to McAllen from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Miller Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to McAllen today, tomorrow, or this week.   **Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Miller Intl., MFE**  Sort your search results by price to find great deals on your flight from St. Louis to McAllen—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to McAllen from St. Louis currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to McAllen   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to McAllen from St. Louis**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to McAllen with Expedia today. ## Frequently asked questions ### How much is a flight from Lambert Field to Miller Intl. Airport (MFE)? > The lowest price advertised for a round-trip flight between STL and McAllen Miller Intl. Airport is . But you better act fast. This figure is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from STL to MFE? > Most flights can be conveniently cancelled online, but whether you incur a fee varies between airlines. If you do need to cancel your trip, follow the easy instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Lambert Field to Miller Intl. Airport (MFE) that have flexible change policies? > Select our "No change fees" filter to find flexible travel options for your flight from Lambert Field to McAllen Miller Intl. Airport. This allows you to snag a low rate ahead of time and still have the freedom to reschedule without any additional fees. You'll just need to pay the fare difference, if applicable. ### How many hours is the flight from Lambert Field to Miller Intl. Airport (MFE)? > Lasting around 4 hours and 13 minutes, the flight between STL and Miller Intl. Airport (MFE) is a great opportunity to do some last-minute planning. How about using the time to go over your itinerary for McAllen? ### How far is the flight from Lambert-St. Louis Intl. Airport (STL) to McAllen Miller Intl. Airport? > It's around 1,600 kilometres from St. Louis to McAllen, so you'll be flying for a while. Keep yourself entertained with things like playing cards (if you're travelling with friends) or the latest bestseller. ### Which airlines fly direct from Lambert Field to MFE? > Unfortunately, there are no airlines that fly direct between Lambert Field and McAllen Miller Intl. Airport. You'll need to book a flight with one or more stops. ### Are Lambert Field to Miller Intl. Airport (MFE) flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from Lambert Field to McAllen Miller Intl. Airport can be hit-or-miss. It is possible to score a bargain, but then again, you could miss out! If you'd prefer to start planning early, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines list their prices so far in advance. Our top tip? 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