Title: Cheap Flights from St. Louis (STL) to Marlborough (MXG) - Expedia.ca ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/32a5a1b7-682e-4c22-a8ab-4b736795e0ea/expedia_fallback.webp?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/32a5a1b7-682e-4c22-a8ab-4b736795e0ea/expedia_fallback.webp?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from St. Louis (STL) to Marlborough (MXG) - [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 Marlborough, MA (MXG) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:mxg,departure:19/11/2025TANYT&leg2=from:mxg,to:stl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:mxg,departure:19/11/2025TANYT&leg2=from:mxg,to:stl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:mxg,departure:19/11/2025TANYT&leg2=from:mxg,to:stl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![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:mxg,departure:19/11/2025TANYT&leg2=from:mxg,to:stl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![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:mxg,departure:19/11/2025TANYT&leg2=from:mxg,to:stl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![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:mxg,departure:19/11/2025TANYT&leg2=from:mxg,to:stl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:mxg,departure:19/11/2025TANYT&leg2=from:mxg,to:stl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![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) Flight from St. Louis to Marlborough (STL - MXG) route information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | Marlborough | | Distance | 1629 km | ## St. Louis to Marlborough Flights **The easy way to book your flights from St. Louis to Marlborough**  With Expedia, it’s simple to find and book flights to Marlborough 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 Marlborough, 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 Marlborough today, tomorrow, or this week.   **Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Marlborough, MXG**  Sort your search results by price to find great deals on your flight from St. Louis to Marlborough—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Marlborough 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 Marlborough   - 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 Marlborough 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 Marlborough with Expedia today. ## Frequently asked questions ### How much is a flight from Lambert-St. Louis Intl. Airport (STL) to MXG? > If you're planning on travelling between STL and MXG, round-trip flights start from . This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't hang about. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Lambert Field to Marlboro Airport? > Each air carrier has different terms and conditions. If you decide to cancel your getaway, visit our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG) that have flexible change policies? > Many airlines will allow you to reschedule your flight at no extra charge. All you pay is the cost difference between flights. When searching for Lambert Field to Marlborough Airport (MXG) flights, you'll see a "No change fees" filter for you to pick. ### How far is the flight from Lambert-St. Louis Intl. Airport (STL) to Marlboro Airport? > Around 1,650 kilometres separates St. Louis and Marlborough, so pack some in-flight entertainment to keep you busy for a couple of hours. That latest bestseller you haven't had time to finish will be ideal. ### Which airlines fly direct from Lambert Field to MXG? > Unfortunately, there are no airlines that fly direct between Lambert Field and Marlborough Airport (MXG). You'll have to book a flight with at least one stop. ### Are Lambert-St. Louis Intl. Airport (STL) to Marlboro Airport flight tickets cheaper when they're purchased at the last minute? > Fares from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG) are available up to 12 months before departure on Expedia. And although you may nab a fantastic last-minute deal, it's never a sure thing. Also, booking your flights well in advance means you'll have more choices — and you can avoid landing the dreaded middle seat! 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