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Cheap flights from Maine to London from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to London departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Maine to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
SWISS Logo
9:40 pm - 12:35 pm
BOS
-
LCY
9h 55m
1 stop
SWISS Logo
1:10 pm - 7:55 pm
LCY
-
BOS
11h 45m
1 stop
$777SWISS
Sun, Aug 23 - Mon, Aug 31
SWISS Logo
9:40 pm - 12:35 pm
BOS
-
LCY
9h 55m
1 stop
SWISS Logo
9:15 am - 3:10 pm
LCY
-
BOS
10h 55m
1 stop
$781SWISS
Sun, Aug 23 - Tue, Aug 25
SWISS Logo
9:40 pm - 12:35 pm
BOS
-
LCY
9h 55m
1 stop
SWISS Logo
9:15 am - 7:55 pm
LCY
-
BOS
15h 40m
1 stop
$782SWISS
Sun, Aug 23 - Thu, Aug 27
Multiple Airlines Logo
5:20 pm - 8:40 am
BOS
-
LCY
10h 20m
1 stop
Multiple Airlines Logo
9:15 am - 3:40 pm
LCY
-
BOS
11h 25m
1 stop
$800Multiple Airlines
Mon, Aug 24 - Mon, Sep 7
SWISS Logo
9:40 pm - 12:35 pm
BOS
-
LCY
9h 55m
1 stop
SWISS Logo
9:15 am - 3:10 pm
LCY
-
BOS
10h 55m
1 stop
$804SWISS
Mon, Aug 10 - Mon, Aug 17
SWISS Logo
9:40 pm - 12:35 pm
BOS
-
LCY
9h 55m
1 stop
SWISS Logo
1:10 pm - 7:55 pm
LCY
-
BOS
11h 45m
1 stop
$805SWISS
Wed, Jul 22 - Mon, Aug 17
KLM Logo
2:59 pm - 9:30 am
PWM
-
LCY
13h 31m
2 stops
KLM Logo
9:20 am - 12:59 am
LCY
-
PWM
20h 39m
2 stops
$1,104KLM
Fri, Jul 17 - Mon, Jul 20
Delta Logo
2:35 pm - 9:30 am
PWM
-
LCY
13h 55m
2 stops
Delta Logo
9:20 am - 11:25 pm
LCY
-
PWM
19h 05m
2 stops
$1,609Delta
Sun, Sep 27 - Wed, Sep 30
Delta Logo
2:59 pm - 9:30 am
PWM
-
LCY
13h 31m
2 stops
Delta Logo
9:20 am - 12:52 am
LCY
-
PWM
20h 32m
2 stops
$2,267Delta
Sun, Jun 28 - Sat, Jul 4
Multiple Airlines Logo
1:25 pm - 8:35 am
PWM
-
LCY
14h 10m
2 stops
Multiple Airlines Logo
1:45 pm - 1:45 pm
LCY
-
PWM
29h 00m
2 stops
$4,954Multiple Airlines
Tue, Jul 7 - Tue, Jul 21

SWISS flights from Maine to London City Airport

Our best SWISS deals on Maine to London City Airport flight tickets
SWISS
Aug 23
BOS9:40 pmBoston Logan Intl
9h 55m
1 stop
LCY12:35 pmLondon City
Aug 31
LCY1:10 pmLondon City
11h 45m
1 stop
BOS7:55 pmBoston Logan Intl
$777
SWISS
Aug 23
BOS9:40 pmBoston Logan Intl
9h 55m
1 stop
LCY12:35 pmLondon City
Aug 25
LCY9:15 amLondon City
10h 55m
1 stop
BOS3:10 pmBoston Logan Intl
$781
SWISS
Aug 23
BOS9:40 pmBoston Logan Intl
9h 55m
1 stop
LCY12:35 pmLondon City
Aug 27
LCY9:15 amLondon City
15h 40m
1 stop
BOS7:55 pmBoston Logan Intl
$782

KLM flights from Maine to London City Airport

Our best KLM deals on Maine to London City Airport flight tickets
KLM
Aug 21
BOS4:45 pmBoston Logan Intl
9h 30m
1 stop
LCY7:15 amLondon City
Aug 29
LCY10:00 amLondon City
11h 37m
1 stop
BOS4:37 pmBoston Logan Intl
$845
KLM
Jul 17
PWM2:59 pmPortland
13h 31m
2 stops
LCY9:30 amLondon City
Jul 20
LCY9:20 amLondon City
20h 39m
2 stops
PWM12:59 amPortland
$1,104

momondo Fare Finder

 
Customize your flight search to find flights from Maine to London City Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 28, 2026.
Use the filters below to find and compare flights from Maine to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 8/23

9:40 pm-12:35 pm

1 stop9h 55m

London City

Mon 8/31

1:10 pm-7:55 pm

1 stop11h 45m

$777
Quickest round-trip

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 8/23

9:40 pm-12:35 pm

1 stop9h 55m

London City

Tue 8/25

9:15 am-3:10 pm

1 stop10h 55m

$781

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 8/23

9:40 pm-12:35 pm

1 stop9h 55m

London City

Thu 8/27

9:15 am-7:55 pm

1 stop15h 40m

$782

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 8/24

5:20 pm-8:40 am

1 stop10h 20m

London City

Mon 9/7

9:15 am-3:40 pm

1 stop11h 25m

$800

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 8/10

9:40 pm-12:35 pm

1 stop9h 55m

London City

Mon 8/17

9:15 am-3:10 pm

1 stop10h 55m

$804

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 7/22

9:40 pm-12:35 pm

1 stop9h 55m

London City

Mon 8/17

1:10 pm-7:55 pm

1 stop11h 45m

$805

PortlandLondon

PWM - LCY

PWMLCY

Portland

Fri 7/17

2:59 pm-9:30 am

2 stops13h 31m

London City

Mon 7/20

9:20 am-12:59 am

2 stops20h 39m

$1,104

PortlandLondon

PWM - LCY

PWMLCY

Portland

Sun 9/27

2:35 pm-9:30 am

2 stops13h 55m

London City

Wed 9/30

9:20 am-11:25 pm

2 stops19h 05m

$1,609

PortlandLondon

PWM - LCY

PWMLCY

Portland

Sun 6/28

2:59 pm-9:30 am

2 stops13h 31m

London City

Sat 7/4

9:20 am-12:52 am

2 stops20h 32m

$2,267

PortlandLondon

PWM - LCY

PWMLCY

Portland

Tue 7/7

1:25 pm-8:35 am

2 stops14h 10m

London City

Tue 7/21

1:45 pm-1:45 pm

2 stops29h 00m

$4,954

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Maine to London City 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

What is the cheapest airline that flies from Maine to London City?

SWISS, United Airlines, and KLM are the most popular carriers operating from Maine to London City

Cheap Maine to London City Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to London City Airport

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Maine to London City Airport takes 9h 55m
There are no direct flights from Maine to London City Airport. There are no popular flight routes from Maine to London City Airport.
Search flight deals

Frequently asked questions about flying from Maine to London City Airport

  • When did momondo last update prices for flights from Maine to London City Airport?

    Prices for flights from Maine to London City Airport are updated daily.

  • How many operators does momondo search for flights from Maine to London City Airport?

  • How old do you have to be to fly from Maine to London City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to London City Airport.

  • What documentation or ID do you need to fly to London City Airport?

    The travel and health documents required for your trip to London City 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 City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Dover
Hayes
Crawley
Croydon
Wembley
Slough
Stansted
Harrow
Dartford
Brentwood
Watford
Ilford
Cobham
Folkestone
Uxbridge
Guildford

Why use momondo?

Why should I use momondo to find a flight deal from Maine to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Maine to London. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Maine to London with flexible booking policies on momondo?

All flight searches from Maine to London on momondo can be filtered to show those which offer flexible booking policies.

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?

Price alerts on flights to London from Maine are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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