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 Heathrow Airport
Our best SWISS deals on Maine to London Heathrow Airport flight tickets
Iberia flights from Maine to London Heathrow Airport
Our best Iberia deals on Maine to London Heathrow Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Maine to London Heathrow Airport
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
How many flights depart from Maine to London Heathrow Airport on average per week?
232 flights are operational weekly from Maine to London Heathrow Airport as of June 2025. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.
How long does it take to fly to London Heathrow Airport?
If you’re flying from a popular airport in Maine, such as Bangor or Portland, and flying into London Heathrow Airport, then you can expect flight times to average 10h 19m and 13h 46m, respectively.
Cheap Maine to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Maine to London Heathrow Airport
When did momondo last update prices for flights from Maine to London Heathrow Airport?
Prices for flights from Maine to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Maine to London Heathrow Airport?
The number of operators available for flights from Maine to London Heathrow Airport is 9 as of June 2025.
How old do you have to be to fly from Maine to London Heathrow Airport?
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 Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport 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 Heathrow Airport. 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?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Maine to London for you.
Can I find flights from Maine to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from Maine which offer a flexible booking policy as well as other useful filters and features.
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?
Of course. momondo tracks the price of Maine to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.