Cheap Flights from Maine (ME) to London, England from $630 - Find Tickets & Airfare Deals at Cheapflights.com

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 2022: 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 25% 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 $848, or $969 for flights within the next 24 hours.

What is the cheapest month to fly from Maine to London?

The best pricing can be found in the month of February. Prices to London from Maine average $736. You can even find prices in February for less than $736, as users have found deals to London from as low as $538. 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 20%.

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 August, September 2022

The best prices found for Maine to LON flights for August, September

20 Sep - 27 Sep

$728pp

PWM

Portland

American Airlines

1 STOP

LHR

London Heathrow

LHR

London Heathrow

American Airlines

2 STOPS

PWM

Portland

28 Sep - 5 Oct

$732pp

BGR

Bangor

United Airlines

2 STOPS

LHR

London Heathrow

LHR

London Heathrow

United Airlines

2 STOPS

BGR

Bangor

20 Sep - 27 Sep

$735pp

PWM

Portland

American Airlines

2 STOPS

LHR

London Heathrow

LHR

London Heathrow

American Airlines

2 STOPS

PWM

Portland

Maine to London 2022 flight deals

Cheap flights to London from Maine found for this year

12 Oct - 19 Oct

$722pp

PWM

Portland

American Airlines

1 STOP

LHR

London Heathrow

LHR

London Heathrow

American Airlines

2 STOPS

PWM

Portland

12 Oct - 19 Oct

$723pp

PWM

Portland

American Airlines

2 STOPS

LHR

London Heathrow

LHR

London Heathrow

American Airlines

2 STOPS

PWM

Portland

1 Nov - 8 Nov

$726pp

PWM

Portland

American Airlines

1 STOP

LHR

London Heathrow

LHR

London Heathrow

American Airlines

2 STOPS

PWM

Portland

Cheap United Airlines flights from Maine to London

28 Sep - 5 Oct

$732pp

BGR

Bangor

United Airlines

2 STOPS

LHR

London Heathrow

LHR

London Heathrow

United Airlines

2 STOPS

BGR

Bangor

23 Jan - 29 Jan

$782pp

BGR

Bangor

United Airlines

2 STOPS

LHR

London Heathrow

LHR

London Heathrow

United Airlines

2 STOPS

BGR

Bangor

1 Sep - 16 Sep

$1,152pp

BGR

Bangor

United Airlines

2 STOPS

LHR

London Heathrow

LHR

London Heathrow

United Airlines

1 STOP

BGR

Bangor

Cheap Delta flights from Maine to London

24 Sep - 28 Sep

$784pp

PWM

Portland

Delta

1 STOP

LHR

London Heathrow

LHR

London Heathrow

Delta

2 STOPS

PWM

Portland

24 Sep - 28 Sep

$802pp

PWM

Portland

Delta

1 STOP

LHR

London Heathrow

LHR

London Heathrow

Delta

1 STOP

PWM

Portland

23 Nov - 27 Nov

$827pp

PWM

Portland

Delta

1 STOP

LHR

London Heathrow

LHR

London Heathrow

Delta

1 STOP

PWM

Portland

Last minute flights from Maine to London

Late deals on round-trip flights to London from Maine, departing today and this week

16 Aug - 23 Aug

$1,501pp

PWM

Portland

JetBlue

1 STOP

LHR

London Heathrow

LHR

London Heathrow

JetBlue

1 STOP

PWM

Portland

16 Aug - 23 Aug

$1,749pp

PWM

Portland

Multiple Airlines

2 STOPS

LGW

London Gatwick

LGW

London Gatwick

Multiple Airlines

2 STOPS

PWM

Portland

16 Aug - 23 Aug

$1,773pp

PWM

Portland

Multiple Airlines

2 STOPS

LCY

London City

LCY

London City

Multiple Airlines

2 STOPS

PWM

Portland

One-way flights to London from Maine

The cheapest one-way flights from Maine to London

6:24 am - 12:05 pm

Turkish Airlines

2 Stops

24h 41m

PWM - LGW

$630

JustFly

5:51 am - 8:45 am

TAP AIR PORTUGAL

2 Stops

45h 54m

PWM - LHR

$709

Tripmonster

7:40 am - 4:05 am

KLM

1 Stop

15h 25m

BGR - LHR

$710

KLM

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, Delta, and United Airlines. 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 $800 on Cheapflights?

Yes, there are multiple flights from Maine to London for under $800. The cheapest flight booked recently is on American Airlines for just $722, but on average you can expect to pay $750.

Are there last-minute flights available from Maine to London for under $1,600?

There are currently 18+ open flights from Maine to London within the next 7 days for less than $1,600.

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

For one-way options, check prices for Turkish Airlines. According to our data, you can fly for as low as $573. Users have also found prices from $709 and $710 on TAP AIR PORTUGAL and KLM, respectively.

What are the cheapest flights from Maine to London?

The cheapest flight price from Maine to London is $709. On average you can expect to pay $989. The most popular route, (Portland - London Heathrow), can usually be booked for $733.

What are the most popular routes from Maine to London?

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

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.

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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 can enter London without restrictions.

COVID-19 testing requirements
Visitors from Maine are not required to present a negative COVID-19 PCR test or antigen result upon entering London.

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

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

Returning to Maine from London

COVID-19 testing requirements
Visitors from London are not required to present a negative COVID-19 PCR test or antigen result upon entering 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.

Flights from Bangor to Heathrow from $734 pp

Flights from Portland to Gatwick from $1,008 pp

Flights from Portland to Heathrow from $733 pp

Flights from Portland to London City from $1,002 pp

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	$599	$875	No cancel fee	71%
United Airlines	$603	$985	No cancel fee	69%
Delta	$749	$915	No cancel fee	N/A

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 2022: 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?

What is the cheapest month to fly from Maine to London?

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

Cheap flights from Maine to London in August, September 2022

The best prices found for Maine to LON flights for August, September

Maine to London 2022 flight deals

Cheap flights to London from Maine found for this year

Cheap United Airlines flights from Maine to London

Cheap Delta flights from Maine to London

Last minute flights from Maine to London

Late deals on round-trip flights to London from Maine, departing today and this week

One-way flights to London from Maine

The cheapest one-way flights from Maine to London