Title: Cheap flights from Exeter to St. Marys (EXT to KSM) - Expedia.com ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Exeter (EXT) to St. Marys (KSM) ## Popular airlines from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:EXT,to:KSM,departure:4/5/2026TANYT&leg2=from:KSM,to:EXT,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:EXT,to:KSM,departure:4/5/2026TANYT&leg2=from:KSM,to:EXT,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.com/Flights-Search?leg1=from:EXT,to:KSM,departure:4/5/2026TANYT&leg2=from:KSM,to:EXT,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:EXT,to:KSM,departure:4/5/2026TANYT&leg2=from:KSM,to:EXT,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.com/Flights-Search?leg1=from:EXT,to:KSM,departure:4/5/2026TANYT&leg2=from:KSM,to:EXT,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways [](https://www.expedia.com/Flights-Search?leg1=from:EXT,to:KSM,departure:4/5/2026TANYT&leg2=from:KSM,to:EXT,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.com/Flights-Search?leg1=from:EXT,to:KSM,departure:4/5/2026TANYT&leg2=from:KSM,to:EXT,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) ## Frequently asked questions ### How much does a flight from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM) cost? ### What is the cheapest month to fly from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM)? ### Which airlines fly direct from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM)? ### How do I find cheap flights from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM)? ### What is the best time to fly from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM)? ### What is the earliest flight from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM)? ### Can you fly business or first class from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM)? ### How do I earn miles on a Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM) flight with Expedia? ### Is it cheaper to buy a plane ticket from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM) at the last minute? ### Is it cheaper to book a Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM) flight and hotel package? ### Can I cancel or change the date of my flight from Exeter (EXT-Exeter Intl.) to St. Marys, AK (KSM)? ## Travel information | Origin airport | Exeter Intl. | | ------------------- | ------------ | | Destination airport | St. Marys | | Distance | 4566 mi | ## Book with confidence # Exeter to St. Marys Flights The cheapest times to fly from Exeter to St. Marys On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Exeter to St. Marys are during the month of . You can find some of the cheapest flights from Exeter to St. Marys with Expedia's search tool and vast selection of airlines. The best time to book a flight from Exeter to St. Marys Sunday is one of the best days to book for cheap flights from Exeter to St. Marys: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance. How to find cheap round-trip tickets from Exeter to St. Marys Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Exeter to St. Marys in 2026\. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members. Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Exeter to St. Marys flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps. You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Exeter to St. Marys airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures. \*Terms apply. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages. \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - [St. Mary's Hotels ](https://www.expedia.com/St-Marys-Hotels.d1927.Travel-Guide-Hotels) - [Hotels near Pilot Station ](https://www.expedia.com/Pilot-Station-Airport-Hotels.0-aPQS-0.Travel-Guide-Filter-Hotels) - [Pilot Station Hotels ](https://www.expedia.com/Pilot-Station-Hotels.d2870.Travel-Guide-Hotels) - [Mountain Village Hotels ](https://www.expedia.com/Mountain-Village-Hotels.d2393.Travel-Guide-Hotels) - [Hotels near Yelta Delta National Wildlife Refuge ](https://www.expedia.com/Yelta-Delta-National-Wildlife-Refuge-Hotels.0-l6085677-0.Travel-Guide-Filter-Hotels) - [Flights to St. Mary's ](https://www.expedia.com/Cheap-Flights-To-St-Marys.d1927.Travel-Guide-Flights) - [Flights from Anchorage (ANC) to Pilot Station (PQS) ](https://www.expedia.com/lp/flights/anc/pqs/anchorage-to-pilot-station) - [Flights from Bethel (BET) to Pilot Station (PQS) ](https://www.expedia.com/lp/flights/bet/pqs/bethel-to-pilot-station) - 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[Visit Mountain Village ](https://www.expedia.com/Mountain-Village.dx2393) - [Visit Marshall ](https://www.expedia.com/Marshall.dx2347) - [Car rentals near St. Mary's ](https://www.expedia.com/Car-Rentals-In-St-Marys.d1927.Car-Rental-Guide) - [Car rentals in Hertz 1805 East Sky Harbor Circle ](https://www.expedia.com/Hertz-at-1805-East-Sky-Harbor-Circle-Phoenix-Arizona-USA.v1927.Car-Rental-Guide-Location) - [Ace Rental Cars in St. Mary's ](https://www.expedia.com/Ace-Car-Rentals-In-St-Marys.d1927-c2.Car-Rental-Guide-Suppliers) - [Car rentals near Pilot Station ](https://www.expedia.com/Car-Rentals-In-Pilot-Station.d2870.Car-Rental-Guide) - [Car rental Marshall Airport (MLL) ](https://www.expedia.com/Car-Rentals-In-Marshall.d6030140.Car-Rental-Guide) - [St. Mary's Vacation Rentals ](https://www.expedia.com/St-Marys-Vacation-Rentals.d1927.Travel-Guide-VacationRentals) \*Available to One Key members.