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Cheap flights from Boston to London from $232

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 1/21. 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.
SWISS Logo
9:50 pm - 5:05 pm
BOS
-
LCY
14h 15m1 stop
SWISS Logo
9:15 am - 8:20 pm
LCY
-
BOS
16h 05m1 stop
$511SWISS
Tue, Jan 20 - Tue, Jan 27
KLM Logo
1:00 pm - 8:10 am
BOS
-
LCY
14h 10m2 stops
KLM Logo
7:45 am - 1:30 pm
LCY
-
BOS
10h 45m1 stop
$520KLM
Tue, Jan 27 - Thu, Jan 29
SWISS Logo
10:50 pm - 12:55 pm
BOS
-
LCY
10h 05m1 stop
SWISS Logo
1:30 pm - 9:20 pm
LCY
-
BOS
11h 50m1 stop
$522SWISS
Tue, Mar 10 - Wed, Mar 18
Virgin Atlantic Logo
1:00 pm - 8:10 am
BOS
-
LCY
14h 10m2 stops
Virgin Atlantic Logo
7:45 am - 1:30 pm
LCY
-
BOS
10h 45m1 stop
$524Virgin Atlantic
Wed, Jan 14 - Fri, Jan 16
SWISS Logo
10:10 pm - 5:05 pm
BOS
-
LCY
13h 55m1 stop
SWISS Logo
1:30 pm - 8:00 pm
LCY
-
BOS
11h 30m1 stop
$526SWISS
Mon, Feb 2 - Fri, Feb 6
SWISS Logo
9:50 pm - 5:05 pm
BOS
-
LCY
14h 15m1 stop
SWISS Logo
9:20 am - 8:20 pm
LCY
-
BOS
16h 00m1 stop
$527SWISS
Wed, Jan 21 - Wed, Jan 28
Virgin Atlantic Logo
7:10 pm - 5:20 pm
BOS
-
LCY
17h 10m1 stop
Virgin Atlantic Logo
9:20 am - 10:21 pm
LCY
-
BOS
18h 01m2 stops
$529Virgin Atlantic
Mon, Jan 12 - Wed, Jan 14
Virgin Atlantic Logo
9:50 pm - 4:35 pm
BOS
-
LCY
14h 45m1 stop
Virgin Atlantic Logo
8:40 am - 10:54 pm
LCY
-
BOS
18h 14m2 stops
$530Virgin Atlantic
Sun, Mar 8 - Tue, Mar 10
SWISS Logo
10:10 pm - 12:55 pm
BOS
-
LCY
9h 45m1 stop
SWISS Logo
1:30 pm - 9:20 pm
LCY
-
BOS
11h 50m1 stop
$531SWISS
Mon, Mar 2 - Tue, Mar 17
Iberia Logo
4:45 pm - 8:50 am
BOS
-
LCY
11h 05m1 stop
Iberia Logo
7:50 am - 3:15 pm
LCY
-
BOS
12h 25m1 stop
$532Iberia
Fri, Jan 23 - Wed, Jan 28

Virgin Atlantic flights from Boston to London City Airport

Our best Virgin Atlantic deals on Boston to London City Airport flight tickets
Virgin Atlantic
Jan 14
BOS1:00 pmBoston Logan Intl
14h 10m
2 stops
LCY8:10 amLondon City
Jan 16
LCY7:45 amLondon City
10h 45m
1 stop
BOS1:30 pmBoston Logan Intl
$524
Find similar
Virgin Atlantic
Jan 12
BOS7:10 pmBoston Logan Intl
17h 10m
1 stop
LCY5:20 pmLondon City
Jan 14
LCY9:20 amLondon City
18h 01m
2 stops
BOS10:21 pmBoston Logan Intl
$529
Find similar
Virgin Atlantic
Mar 8
BOS9:50 pmBoston Logan Intl
14h 45m
1 stop
LCY4:35 pmLondon City
Mar 10
LCY8:40 amLondon City
18h 14m
2 stops
BOS10:54 pmBoston Logan Intl
$530
Find similar

Iberia flights from Boston to London City Airport

Our best Iberia deals on Boston to London City Airport flight tickets
Iberia
Jan 23
BOS4:45 pmBoston Logan Intl
11h 05m
1 stop
LCY8:50 amLondon City
Jan 30
LCY7:50 amLondon City
12h 25m
1 stop
BOS3:15 pmBoston Logan Intl
$532
Find similar
Iberia
Jan 23
BOS4:45 pmBoston Logan Intl
11h 05m
1 stop
LCY8:50 amLondon City
Jan 30
LCY7:50 amLondon City
12h 25m
1 stop
BOS3:15 pmBoston Logan Intl
$533
Find similar
Iberia
Jan 23
BOS4:45 pmBoston Logan Intl
11h 05m
1 stop
LCY8:50 amLondon City
Jan 30
LCY7:50 amLondon City
12h 25m
1 stop
BOS3:15 pmBoston Logan Intl
$535
Find similar

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 December 11, 2025.
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 1/20

9:50 pm-5:05 pm

1 stop14h 15m

London City

Tue 1/27

9:15 am-8:20 pm

1 stop16h 05m

$511

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 1/27

1:00 pm-8:10 am

2 stops14h 10m

London City

Thu 1/29

7:45 am-1:30 pm

1 stop10h 45m

$520

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

$522

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 1/14

1:00 pm-8:10 am

2 stops14h 10m

London City

Fri 1/16

7:45 am-1:30 pm

1 stop10h 45m

$524

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 2/2

10:10 pm-5:05 pm

1 stop13h 55m

London City

Fri 2/6

1:30 pm-8:00 pm

1 stop11h 30m

$526

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 1/21

9:50 pm-5:05 pm

1 stop14h 15m

London City

Wed 1/28

9:20 am-8:20 pm

1 stop16h 00m

$527

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 1/12

7:10 pm-5:20 pm

1 stop17h 10m

London City

Wed 1/14

9:20 am-10:21 pm

2 stops18h 01m

$529

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 3/8

9:50 pm-4:35 pm

1 stop14h 45m

London City

Tue 3/10

8:40 am-10:54 pm

2 stops18h 14m

$530

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 3/2

10:10 pm-12:55 pm

1 stop9h 45m

London City

Tue 3/17

1:30 pm-9:20 pm

1 stop11h 50m

$531

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Fri 1/23

4:45 pm-8:50 am

1 stop11h 05m

London City

Wed 1/28

7:50 am-3:15 pm

1 stop12h 25m

$532

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 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 day to depart on your flight to London City Airport?

The cheapest day to depart from Boston to London City Airport is on a Thursday. Travelers who choose to depart for London City Airport on a Thursday will often find tickets for as low as $803. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London City Airport on Tuesday is $987.

What is the cheapest time of day to depart on your flight to London City Airport?

Our most recent data shows that the best time of day to fly to London City Airport is in the evening. Flights from Boston to London City Airport during this time can be as low as $878. Flights in the morning are often more expensive with an average ticket price of $962.

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 10m

Direct flights

None
The fastest flight from Boston to London City Airport takes 9h 10m
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 10m 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
8,008 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
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

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

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