Title: Cheap United fights from Presque Isle to San Diego - Expedia.ca ![](https://images.trvl-media.com/place/3073/476a7863-1b66-47b5-9758-1dc7b3787493.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3073/476a7863-1b66-47b5-9758-1dc7b3787493.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap United fights from Presque Isle (PQI) to San Diego (SAN) - [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 - ![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) ## Frequently asked questions ### How much is a United Airlines flight from Northern Maine Regional Airport (PQI) to San Diego Intl. Airport (SAN)? > Finding cheap one-way United Airlines flights from PQI to SAN on Expedia couldn't be simpler — just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares for your next exciting getaway.\**\*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.* ### What is the cheapest month to fly from PQI to SAN with United Airlines? > January is one of the least expensive months to jet off to San Diego with United Airlines. You could also find fantastic deals on return and one-way fares in November. ### Does United Airlines fly nonstop from Northern Maine Regional Airport (PQI) to San Diego Intl. Airport (SAN)? > To figure out if there's a direct trip from PQI to SAN with United Airlines or any other airlines, use our "Nonstop" filter when browsing for tickets. ### What airports does United Airlines fly into in San Diego? > Get on a United Airlines flight from Northern Maine Regional Airport (PQI) to San Diego, and you'll most likely arrive at San Diego Intl. Airport (SAN). This is the airline's main hub in this city. ### Can I change or cancel my United Airlines flight from Northern Maine Regional Airport (PQI) to San Diego Intl. Airport (SAN)? > Changes are generally free within 24 hours of booking, but your airline may charge a fee after that time. For more information about altering your reservation, go to your "[Trips](https://www.expedia.ca/trips)," select your flight and click on "Manage Booking." If you want the freedom to update your itinerary without additional charges, tick the "Changes included" and "No cancel fee" filters when organizing your trip. ## Travel information | Origin airport | Northern Maine Regional | | --- | --- | | Destination airport | San Diego Intl. | | Distance | 4374 km | \*Available to Expedia members.