Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Maine to London
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
SWISS flights from Maine to London
Our best SWISS deals on Maine to London flight tickets
Iberia flights from Maine to London
Our best Iberia deals on Maine to London flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Maine to London
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London?
The cheapest month to fly to London from Maine is in October. Flight prices, which tend to average around £475, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Maine averaging around £530.
What is the cheapest time of day to depart on your flight to London?
The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £526. Flights in the morning are often more expensive, with an average ticket price of £556.
How many flights depart from Maine to London on average per week?
245 flights are operational weekly from Maine to London as of June 2025. The most popular departure day for this route is Tue, with 16% of flights per week taking off on this day.
How long does it take to fly to London?
Flight times from Maine to London vary, but if you’re flying out of Bangor and flying into London Heathrow Airport (one of the most popular routes), then the duration is 10h 19m on average. Another popular route from Maine to London is flying from Portland to London Heathrow Airport, which will take roughly 13h 46m. Keep in mind that layovers or delays could extend your travel time.
Cheap Maine to London flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Maine to London
When did momondo last update prices for flights from Maine to London?
Prices for flights from Maine to London refresh daily.
How many operators does momondo search for flights from Maine to London?
The number of operators available for flights from Maine to London is 9 as of June 2025.
How old do you have to be to fly from Maine to London?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maine to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Maine to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Maine.
Can I find flights from Maine to London with flexible booking policies on momondo?
Yes. All flights to London from Maine on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Maine to London?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Maine to London.
I’m not ready to book a flight from Maine to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Maine to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.