£509 Cheap flights to Maine

73% of momondo users visit Portland, Maine more often than any other city in Maine. When travelling to Portland, Maine, typically the most convenient airport to fly into is Boston Airport.

The closest airport to Fort Williams Park is Boston Airport, and would make for the quickest drive. For those interested in a secondary airport to fly into, consider looking at flights heading to Portland, Maine Airport.

The temperatures in Maine range from -5 °C to 20 °C depending on the time of year. The warmest month in Maine is July, and the coldest month in Maine is January. Those looking for a drier month during their visit should travel during the months of August, July, or September, when rain is least likely compared to the rest of the year.

Of the 9 airlines that fly to Maine, KLM, United Airlines and Finnair happen to be the most favoured based on our user data. KLM is the most popular among the three airlines, with 34% of users choosing them for their travels to Maine.

Prices for flights to Maine were last updated today.

As of December 2025, there are 9 operators available to choose from for flights to Maine.

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Maine.

The travel and health documents you'll need for your trip to Maine may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Maine. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.