Cheap flights from Maine to London (LON) from $317

Travelers have found it’s best to book a flight 53 days in advance to save up to 118% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 53 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Maine to London 1-2 weeks in advance for as low as $1,271, or $2,081 for flights within the next 24 hours.

The best pricing can be found in the month of February. Prices to London from Maine average $965. You can even find prices in February for less than $965, as users have found deals to London from as low as $693. The month of July appears to be one of the more expensive times to travel to London from Maine. Flying in the targeted month can save you up to 74%.

When flying from Maine to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Some of the carriers operating flights from Maine to London that may be offering flexible cancellation policies are Delta, United Airlines, and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Yes, there are multiple flights from Maine to London for under $800. The cheapest flight booked recently is on American Airlines for just $735, but on average you can expect to pay $808.

For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $534. Users have also found prices from $636 and $652 on Delta and Virgin Atlantic, respectively.

Most travelers choose Portland - London Heathrow, Portland - London Gatwick or Bangor - London Heathrow when deciding on the best route from Maine to London.

When booking a flight from Maine to London, you may want to consider flying on American Airlines, Delta or United Airlines as they are the most popular for this route.

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Portland Airport to London Heathrow Airport flight would often be abbreviated as a PWM to LHR flight. London Gatwick Airport (LGW), London Stansted Airport (STN), London City Airport (LCY), London Luton Airport (LTN), London Southend Airport (SEN) are other airports near this flight route and their unique identifiers/IATA codes.