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Cheap flights from Boston to London from $247

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to London departing on 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boston to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:25 pm - 9:15 am
BOS
-
LCY
11h 50m
1 stop
Multiple Airlines Logo
9:15 am - 9:20 pm
LCY
-
BOS
16h 05m
1 stop
$494Multiple Airlines
Tue, Mar 17 - Thu, Mar 19
Multiple Airlines Logo
9:40 pm - 6:40 pm
BOS
-
LCY
16h 00m
1 stop
Multiple Airlines Logo
9:15 am - 3:40 pm
LCY
-
BOS
11h 25m
1 stop
$509Multiple Airlines
Sun, Apr 26 - Tue, Apr 28
SWISS Logo
10:10 pm - 12:55 pm
BOS
-
LCY
9h 45m
1 stop
SWISS Logo
1:30 pm - 8:20 pm
LCY
-
BOS
11h 50m
1 stop
$517SWISS
Thu, Feb 26 - Tue, Mar 3
Multiple Airlines Logo
8:05 pm - 5:55 pm
BOS
-
LCY
16h 50m
2 stops
Multiple Airlines Logo
9:15 am - 3:10 pm
LCY
-
BOS
10h 55m
1 stop
$518Multiple Airlines
Sun, Mar 29 - Tue, Mar 31
SWISS Logo
10:50 pm - 12:55 pm
BOS
-
LCY
10h 05m
1 stop
SWISS Logo
9:15 am - 3:10 pm
LCY
-
BOS
10h 55m
1 stop
$528SWISS
Tue, Mar 24 - Mon, Mar 30
SWISS Logo
10:10 pm - 12:55 pm
BOS
-
LCY
9h 45m
1 stop
SWISS Logo
1:30 pm - 9:00 pm
LCY
-
BOS
11h 30m
1 stop
$530SWISS
Mon, Mar 2 - Mon, Mar 9
SWISS Logo
10:50 pm - 12:55 pm
BOS
-
LCY
10h 05m
1 stop
SWISS Logo
9:20 am - 9:20 pm
LCY
-
BOS
16h 00m
1 stop
$532SWISS
Wed, Mar 18 - Wed, Mar 25
Multiple Airlines Logo
9:50 pm - 12:55 pm
BOS
-
LCY
10h 05m
1 stop
Multiple Airlines Logo
9:40 am - 1:35 pm
LCY
-
BOS
32h 55m
1 stop
$533Multiple Airlines
Tue, Feb 24 - Thu, Feb 26
Virgin Atlantic Logo
8:10 pm - 6:25 pm
BOS
-
LCY
18h 15m
1 stop
Virgin Atlantic Logo
8:40 am - 11:53 pm
LCY
-
BOS
19h 13m
2 stops
$535Virgin Atlantic
Mon, Mar 16 - Wed, Mar 18
SWISS Logo
11:10 pm - 12:45 pm
BOS
-
LCY
9h 35m
1 stop
SWISS Logo
9:15 am - 3:10 pm
LCY
-
BOS
10h 55m
1 stop
$536SWISS
Sat, Mar 21 - Mon, Mar 30

Lufthansa flights from Boston to London City Airport

Our best Lufthansa deals on Boston to London City Airport flight tickets
Lufthansa
Apr 6
BOS5:45 pmBoston Logan Intl
19h 10m
1 stop
LCY5:55 pmLondon City
Apr 8
LCY9:15 amLondon City
19h 44m
2 stops
BOS11:59 pmBoston Logan Intl
$517
Lufthansa
Mar 17
BOS5:25 pmBoston Logan Intl
20h 10m
1 stop
LCY5:35 pmLondon City
Mar 19
LCY9:40 amLondon City
13h 55m
2 stops
BOS7:35 pmBoston Logan Intl
$537
Lufthansa
Apr 23
BOS5:45 pmBoston Logan Intl
9h 55m
1 stop
LCY8:40 amLondon City
Apr 28
LCY9:15 amLondon City
11h 25m
1 stop
BOS3:40 pmBoston Logan Intl
$590

SWISS flights from Boston to London City Airport

Our best SWISS deals on Boston to London City Airport flight tickets
SWISS
Feb 26
BOS10:10 pmBoston Logan Intl
9h 45m
1 stop
LCY12:55 pmLondon City
Mar 3
LCY1:30 pmLondon City
11h 50m
1 stop
BOS8:20 pmBoston Logan Intl
$517
SWISS
Mar 24
BOS10:50 pmBoston Logan Intl
10h 05m
1 stop
LCY12:55 pmLondon City
Mar 30
LCY9:15 amLondon City
10h 55m
1 stop
BOS3:10 pmBoston Logan Intl
$528
SWISS
Mar 2
BOS10:10 pmBoston Logan Intl
9h 45m
1 stop
LCY12:55 pmLondon City
Mar 9
LCY1:30 pmLondon City
11h 30m
1 stop
BOS9:00 pmBoston Logan Intl
$530

momondo Fare Finder

 
Customize your flight search to find flights from Boston 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 February 18, 2026.
Use the filters below to find and compare flights from Boston to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 3/17

5:25 pm-9:15 am

1 stop11h 50m

London City

Thu 3/19

9:15 am-9:20 pm

1 stop16h 05m

$494

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 4/26

9:40 pm-6:40 pm

1 stop16h 00m

London City

Tue 4/28

9:15 am-3:40 pm

1 stop11h 25m

$509

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Thu 2/26

10:10 pm-12:55 pm

1 stop9h 45m

London City

Tue 3/3

1:30 pm-8:20 pm

1 stop11h 50m

$517

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 3/29

8:05 pm-5:55 pm

2 stops16h 50m

London City

Tue 3/31

9:15 am-3:10 pm

1 stop10h 55m

$518

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 3/24

10:50 pm-12:55 pm

1 stop10h 05m

London City

Mon 3/30

9:15 am-3:10 pm

1 stop10h 55m

$528

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 3/2

10:10 pm-12:55 pm

1 stop9h 45m

London City

Mon 3/9

1:30 pm-9:00 pm

1 stop11h 30m

$530

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 3/18

10:50 pm-12:55 pm

1 stop10h 05m

London City

Wed 3/25

9:20 am-9:20 pm

1 stop16h 00m

$532

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 2/24

9:50 pm-12:55 pm

1 stop10h 05m

London City

Thu 2/26

9:40 am-1:35 pm

1 stop32h 55m

$533

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 3/16

8:10 pm-6:25 pm

1 stop18h 15m

London City

Wed 3/18

8:40 am-11:53 pm

2 stops19h 13m

$535

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sat 3/21

11:10 pm-12:45 pm

1 stop9h 35m

London City

Mon 3/30

9:15 am-3:10 pm

1 stop10h 55m

$536

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Boston 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 Boston Logan Intl to London City?

SWISS and Iberia are the most popular carriers operating from Boston Logan Intl to London City

When to book flights from Boston to London City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to London City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to London City Airport (BOS to LCY) flight deals and tips

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

Fastest flight time

9h 20m

Direct flights

None
The fastest flight from Boston to London City Airport takes 9h 20m
There are no direct flights from Boston to London City Airport. There are no popular flight routes from Boston to London City Airport.
Search flight deals

  • How far is Boston Logan Intl to London City by plane?

    The straight-line distance from Boston Logan Intl to London City is 3276.0 mi. Typically, this will take 9h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to London City Airport?

    Prices for flights from Boston Logan Intl Airport to London City Airport were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to London City Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport 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 Boston Logan Intl Airport to London City Airport.

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

    The required travel and health documents for your London City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Boston to London City Airport?

Best airlines flying from Boston to London City Airport

Compare and see reviews for airlines that fly from Boston to London City Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $673Free CancellationRating
7.9
8,207 reviews
Search Delta flights

Traveling to a place near London?

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

Why use momondo?

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

It is quick and easy to find Boston to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

momondo does allow users to show only those flights to London from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to London?

momondo provides multiple filters to help you find the best flight to London from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Boston and alert you when they change.

An easier way to manage your London City Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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