Cheap flights from Maine (ME) to London (LON)

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How to find the cheapest flight from
Maine to London (LON)

All the information you need to plan the best null to LON flight in 2021: compare Maine to London flight prices with the expected peak season, weather and rainfall in London.
How far in advance should I book a flight from Maine to London?

Travelers have found it’s best to book a flight 61 days in advance to save up to 83% 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 61 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 $597, or $762 for flights within the next 24 hours.

When is the cheapest time to fly from Maine to London (ME - LON)?

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.

Cheap flights from Maine to London in October, November 2021

The best prices found for Maine to LON flights for October, November
10 Nov - 17 Nov
$583pp
PWM
Portland
United Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
United Airlines
   
2 STOPS
PWM
Portland
10 Nov - 17 Nov
$588pp
PWM
Portland
United Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
United Airlines
   
2 STOPS
PWM
Portland
10 Nov - 17 Nov
$599pp
PWM
Portland
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
 
1 STOP
PWM
Portland

Maine to London 2021 flight deals

Cheap flights to London from Maine found for this year
28 Dec - 11 Jan
$571pp
PWM
Portland
United Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
United Airlines
   
2 STOPS
PWM
Portland
28 Dec - 11 Jan
$577pp
PWM
Portland
American Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
American Airlines
   
2 STOPS
PWM
Portland
10 Nov - 17 Nov
$583pp
PWM
Portland
United Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
United Airlines
   
2 STOPS
PWM
Portland

Last minute flights from Maine to London

Late deals on round-trip flights to London from Maine, departing today and this week
21 Oct - 30 Oct
$1,067pp
PWM
Portland
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
PWM
Portland
22 Oct - 30 Oct
$1,092pp
PWM
Portland
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
PWM
Portland
23 Oct - 5 Nov
$1,179pp
PWM
Portland
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
PWM
Portland

One-way flights to London from Maine

The cheapest one-way flights from Maine to London
3:15 am - 5:30 am
Virgin Atlantic
2 Stops
22h 15m
PWM - LCY
Virgin Atlantic
$618
Virgin Atlantic
7:38 am - 2:45 am
Multiple Airlines
3 Stops
38h 07m
BGR - LHR
Multiple Airlines
$1,284
Kiwi.com
8:57 am - 3:45 am
Qatar Airways
1 Stop
13h 48m
BGR - LHR
Qatar Airways
$6,128
Fareboom

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Maine</span> to <span class="emphasized">London</span> flights.

Flight FAQs

From Maine to London

Which airlines flying from Maine to London have flexible cancellations due to COVID-19?

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

Can I find flights from Maine to London for under $600 on Cheapflights?

Yes, there are multiple flights from Maine to London for under $600. The cheapest flight booked recently is on United Airlines for just $571, but on average you can expect to pay $604.

Are there last-minute flights available from Maine to London for under $1,100?

There are currently 8+ open flights from Maine to London within the next 7 days for less than $1,100.

What are the cheapest airlines to fly from Maine to London one-way?

For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as $591. Users have also found prices from $594 and $618 on American Airlines and Virgin Atlantic, respectively.

What are the most popular airlines that fly 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.

What are the cheapest flights from Maine to London?

The cheapest flight price from Maine to London is $700. On average you can expect to pay $904. The most popular route, (Portland - London Heathrow), can usually be booked for $584.

What are the most popular routes from Maine to London?

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

COVID Restrictions

View COVID Travel Restrictions for London, England

Do I need a COVID test to fly to London from Maine?

Information is based on travel restrictions from Maine to London

Most visitors from Maine need to provide a negative COVID-19 test result and/or quarantine to enter London.

COVID-19 testing requirements
Visitors from Maine must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London.

Quarantine requirements
Visitors from Maine are not required to quarantine after entering London.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Do I need a test to fly back to Maine from London?

Returning to Maine from London

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Maine.

Quarantine requirements
Visitors from London are not required to quarantine after entering Maine.

Hide COVID Travel Restrictions for London, England

Departure points for flights from Maine to London

Select to see more specific information for flights to London from all departure points in Maine.

Destination information for London

Things to know before you go - useful duration and weather info for your trip from Maine to London.
Today's exchange rate
$1 = £0.74
Average temperature for October in London
60.8 °F
Avg rainfall for October in London
2.8 ″

Airports servicing

Bar Harbor (BHB)
Presque Isle (PQI)
Portland (PWM)
Rockland Knox County Regional (RKD)
Augusta (AUG)

Airports servicing London

Gatwick (LGW)
Stansted (STN)
London City (LCY)
Luton (LTN)
Southend (SEN)

Top 3 airlines flying from Maine to London

The chart below displays the airlines Cheapflights users traveling from Maine to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$510 $1,025 No cancel fee 71%
Delta
$596 $852 No cancel fee N/A
United Airlines
$818 $1,759 No cancel fee 69%