Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to London from $240

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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Boston to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
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
$508Multiple Airlines
Wed, Apr 29 - Fri, May 1
SWISS Logo
10:50 pm - 12:55 pm
BOS
-
LCY
10h 05m
1 stop
SWISS Logo
1:30 pm - 9:20 pm
LCY
-
BOS
11h 50m
1 stop
$529SWISS
Tue, Mar 10 - Wed, Mar 18
ITA Airways Logo
6:20 pm - 6:30 pm
BOS
-
LCY
20h 10m
2 stops
ITA Airways Logo
4:45 pm - 2:45 pm
LCY
-
BOS
26h 00m
1 stop
$532ITA Airways
Sun, Mar 22 - Tue, Mar 24
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
$533Virgin Atlantic
Mon, Mar 16 - Wed, Mar 18
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
$534Virgin Atlantic
Mon, Mar 16 - Wed, Mar 18
SWISS Logo
11:10 pm - 12:55 pm
BOS
-
LCY
9h 45m
1 stop
SWISS Logo
9:15 am - 9:20 pm
LCY
-
BOS
16h 05m
1 stop
$537SWISS
Mon, Mar 16 - Thu, Mar 19
SWISS Logo
5:20 pm - 8:40 am
BOS
-
LCY
10h 20m
1 stop
SWISS Logo
1:10 pm - 7:55 pm
LCY
-
BOS
11h 45m
1 stop
$538SWISS
Sun, Mar 29 - Tue, Mar 31
SWISS Logo
9:40 pm - 5:25 pm
BOS
-
LCY
14h 45m
1 stop
SWISS Logo
9:15 am - 3:10 pm
LCY
-
BOS
10h 55m
1 stop
$542SWISS
Tue, May 5 - Tue, May 12
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
$543SWISS
Sun, May 3 - Wed, May 13
SWISS Logo
9:40 pm - 12:35 pm
BOS
-
LCY
9h 55m
1 stop
SWISS Logo
9:00 am - 3:10 pm
LCY
-
BOS
11h 10m
1 stop
$544SWISS
Sun, Mar 29 - Sat, Apr 4

British Airways flights from Boston to London City Airport

Our best British Airways deals on Boston to London City Airport flight tickets
British Airways
Feb 26
BOS11:55 amBoston Logan Intl
21h 10m
2 stops
LCY2:05 pmLondon City
Mar 8
LCY6:55 pmLondon City
29h 53m
2 stops
BOS8:48 pmBoston Logan Intl
$604
British Airways
Feb 26
BOS11:55 amBoston Logan Intl
21h 10m
2 stops
LCY2:05 pmLondon City
Mar 5
LCY7:50 amLondon City
40h 57m
2 stops
BOS7:47 pmBoston Logan Intl
$660
British Airways
Feb 26
BOS11:55 amBoston Logan Intl
21h 10m
2 stops
LCY2:05 pmLondon City
Mar 2
LCY7:15 pmLondon City
29h 32m
2 stops
BOS7:47 pmBoston Logan Intl
$661

ITA Airways flights from Boston to London City Airport

Our best ITA Airways deals on Boston to London City Airport flight tickets
ITA Airways
Mar 22
BOS6:20 pmBoston Logan Intl
20h 10m
2 stops
LCY6:30 pmLondon City
Mar 24
LCY4:45 pmLondon City
26h 00m
1 stop
BOS2:45 pmBoston Logan Intl
$532
ITA Airways
Apr 5
BOS5:05 pmBoston Logan Intl
15h 05m
2 stops
LCY1:10 pmLondon City
Apr 12
LCY4:30 pmLondon City
26h 10m
2 stops
BOS1:40 pmBoston Logan Intl
$550
ITA Airways
Apr 5
BOS5:05 pmBoston Logan Intl
17h 50m
2 stops
LCY3:55 pmLondon City
Apr 12
LCY4:30 pmLondon City
26h 10m
2 stops
BOS1:40 pmBoston Logan Intl
$558

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 23, 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

Wed 4/29

9:40 pm-6:40 pm

1 stop16h 00m

London City

Fri 5/1

9:15 am-3:40 pm

1 stop11h 25m

$508

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 3/10

10:50 pm-12:55 pm

1 stop10h 05m

London City

Wed 3/18

1:30 pm-9:20 pm

1 stop11h 50m

$529

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 3/22

6:20 pm-6:30 pm

2 stops20h 10m

London City

Tue 3/24

4:45 pm-2:45 pm

1 stop26h 00m

$532

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

$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

$534

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 3/16

11:10 pm-12:55 pm

1 stop9h 45m

London City

Thu 3/19

9:15 am-9:20 pm

1 stop16h 05m

$537

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 3/29

5:20 pm-8:40 am

1 stop10h 20m

London City

Tue 3/31

1:10 pm-7:55 pm

1 stop11h 45m

$538

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 5/5

9:40 pm-5:25 pm

1 stop14h 45m

London City

Tue 5/12

9:15 am-3:10 pm

1 stop10h 55m

$542

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 5/3

9:40 pm-12:35 pm

1 stop9h 55m

London City

Wed 5/13

1:10 pm-7:55 pm

1 stop11h 45m

$543

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 3/29

9:40 pm-12:35 pm

1 stop9h 55m

London City

Sat 4/4

9:00 am-3:10 pm

1 stop11h 10m

$544

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 United Airlines 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
8,236 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
Brentwood
Croydon
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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 3/25
Wed 4/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $390
Flights to London Gatwick Airportfrom $363
Flights to London Stansted Airportfrom $332
Flights to London Luton Airportfrom $349
Flights to Glasgow Intl Airportfrom $341
Flights to Belfast Intl Airportfrom $566
Flights to London Southend Airportfrom $417
Flights to Belfast City Airportfrom $566