Title: Cheap Flights to Montgomery County Airpark , MD - Expedia.ca ![Gaithersburg](https://images.trvl-media.com/place/7427/9ef0fec9-4e58-4b4d-a5f8-843b595462c5.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/7427/9ef0fec9-4e58-4b4d-a5f8-843b595462c5.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights to Montgomery County Airpark , MD - [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 to Gaithersburg, MD (GAI-Montgomery County Airpark) - ![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:CMH,to:GAI,departure:06/11/2025TANYT&leg2=from:GAI,to:CMH,departure:13/11/2025TANYT&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:CMH,to:GAI,departure:06/11/2025TANYT&leg2=from:GAI,to:CMH,departure:13/11/2025TANYT&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:CMH,to:GAI,departure:06/11/2025TANYT&leg2=from:GAI,to:CMH,departure:13/11/2025TANYT&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:CMH,to:GAI,departure:06/11/2025TANYT&leg2=from:GAI,to:CMH,departure:13/11/2025TANYT&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:CMH,to:GAI,departure:06/11/2025TANYT&leg2=from:GAI,to:CMH,departure:13/11/2025TANYT&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:CMH,to:GAI,departure:06/11/2025TANYT&leg2=from:GAI,to:CMH,departure:13/11/2025TANYT&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:CMH,to:GAI,departure:06/11/2025TANYT&leg2=from:GAI,to:CMH,departure:13/11/2025TANYT&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) ## Book with confidence Expedia.ca gives you the best tools to secure great deals on flights to Montgomery County Airpark. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Montgomery County Airpark. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Montgomery County Airpark. Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Montgomery County Airpark flights with full confidence knowing that you've found the best deal online. Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Montgomery County Airpark. Looking to save even more? Get additional savings by bundling your Montgomery County Airpark flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Montgomery County Airpark trip! ## Travel information | Destination airport | Montgomery County Airpark | | --- | --- | | Destination airport IATA code | GAI | ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Other - [3 Star Hotels in Gaithersburg](https://www.expedia.ca/3Star-Gaithersburg-Hotels.s30-0-d7427.Travel-Guide-Filter-Hotels) - [3 Star Hotels in Olney](https://www.expedia.ca/3Star-Olney-Hotels.s30-0-d6283961.Travel-Guide-Filter-Hotels) - [5 Star Hotels in Gaithersburg](https://www.expedia.ca/5Star-Gaithersburg-Hotels.s50-0-d7427.Travel-Guide-Filter-Hotels) - [B&B in Brookeville](https://www.expedia.ca/Brookeville-Bed-And-Breakfast.d3000440436-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Brookeville Hotels](https://www.expedia.ca/Brookeville-Hotels.d3000440436.Travel-Guide-Hotels) - [Inns in Brookeville](https://www.expedia.ca/Brookeville-Inns.d3000440436-aaInns.Travel-Guide-Accommodation) - 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