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Cheap flights from Boston to London from $243

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 11/30. 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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Find the cheapest flights from Boston to London (BOS-LCY)

Cheap round-trip flights

Logo
10:00 pm - 4:25 pmBOS-LCY
13h 25m1 stop
Logo
9:25 am - 3:25 pmLCY-BOS
11h 00m1 stop
$455
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Tue, Oct 7 - Thu, Oct 9
Logo
9:40 pm - 5:15 pmBOS-LCY
14h 35m1 stop
Logo
8:55 am - 4:00 pmLCY-BOS
12h 05m1 stop
$471
Find Deal
Wed, Oct 1 - Fri, Oct 3
Logo
2:36 pm - 12:30 pmBOS-LCY
16h 54m2 stops
Logo
8:45 am - 11:59 pmLCY-BOS
20h 14m2 stops
$474
Find Deal
Tue, Oct 7 - Thu, Oct 9
Iberia Logo
4:45 pm - 8:50 amBOS-LCY
11h 05m1 stop
Iberia Logo
7:50 am - 3:15 pmLCY-BOS
12h 25m1 stop
$503Iberia
Find Deal
Wed, Dec 10 - Wed, Dec 17
Iberia Logo
4:45 pm - 8:50 amBOS-LCY
11h 05m1 stop
Iberia Logo
7:50 am - 3:15 pmLCY-BOS
12h 25m1 stop
$504Iberia
Find Deal
Wed, Dec 10 - Wed, Dec 17
Virgin Atlantic Logo
8:15 pm - 4:40 pmBOS-LCY
15h 25m1 stop
Virgin Atlantic Logo
9:20 am - 6:20 pmLCY-BOS
14h 00m1 stop
$512Virgin Atlantic
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Wed, Oct 1 - Wed, Oct 8
Virgin Atlantic Logo
9:59 am - 7:15 amBOS-LCY
16h 16m2 stops
Virgin Atlantic Logo
8:05 pm - 1:20 pmLCY-BOS
22h 15m1 stop
$515Virgin Atlantic
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Tue, Nov 11 - Wed, Nov 12
ITA Airways Logo
5:20 pm - 4:10 pmBOS-LCY
17h 50m1 stop
ITA Airways Logo
8:25 am - 1:45 pmLCY-BOS
34h 20m1 stop
$518ITA Airways
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Wed, Nov 19 - Tue, Dec 2
ITA Airways Logo
5:20 pm - 10:55 amBOS-LCY
12h 35m1 stop
ITA Airways Logo
4:45 pm - 1:45 pmLCY-BOS
26h 00m1 stop
$519ITA Airways
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Fri, Nov 14 - Tue, Nov 18
Delta Logo
4:50 pm - 8:50 amBOS-LCY
11h 00m1 stop
Delta Logo
9:20 am - 6:55 pmLCY-BOS
14h 35m2 stops
$546Delta
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Wed, Oct 1 - Wed, Oct 15

Virgin Atlantic flights from Boston to London City Airport

Our best Virgin Atlantic deals on Boston to London City Airport flight tickets
Virgin Atlantic
Oct 1
BOS8:15 pmBoston Logan Intl
15h 25m
1 stop
LCY4:40 pmLondon City
Oct 8
LCY9:20 amLondon City
14h 00m
1 stop
BOS6:20 pmBoston Logan Intl
$512
Find similar
Virgin Atlantic
Nov 11
BOS9:59 amBoston Logan Intl
16h 16m
2 stops
LCY7:15 amLondon City
Nov 12
LCY8:05 pmLondon City
22h 15m
1 stop
BOS1:20 pmBoston Logan Intl
$515
Find similar
Virgin Atlantic
Nov 25
BOS9:59 amBoston Logan Intl
17h 51m
2 stops
LCY8:50 amLondon City
Nov 27
LCY8:40 amLondon City
16h 03m
2 stops
BOS7:43 pmBoston Logan Intl
$526
Find similar

Iberia flights from Boston to London City Airport

Our best Iberia deals on Boston to London City Airport flight tickets
Iberia
Dec 10
BOS4:45 pmBoston Logan Intl
11h 05m
1 stop
LCY8:50 amLondon City
Dec 17
LCY7:50 amLondon City
12h 25m
1 stop
BOS3:15 pmBoston Logan Intl
$503
Find similar
Iberia
Dec 10
BOS4:45 pmBoston Logan Intl
11h 05m
1 stop
LCY8:50 amLondon City
Dec 17
LCY7:50 amLondon City
12h 25m
1 stop
BOS3:15 pmBoston Logan Intl
$504
Find similar
Iberia
Dec 10
BOS4:45 pmBoston Logan Intl
11h 05m
1 stop
LCY8:50 amLondon City
Dec 17
LCY7:50 amLondon City
12h 25m
1 stop
BOS3:15 pmBoston Logan Intl
$505
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 September 4, 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 10/7

10:00 pm-4:25 pm

1 stop13h 25m

London City

Thu 10/9

9:25 am-3:25 pm

1 stop11h 00m

$455

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 10/1

9:40 pm-5:15 pm

1 stop14h 35m

London City

Fri 10/3

8:55 am-4:00 pm

1 stop12h 05m

$471

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 10/7

2:36 pm-12:30 pm

2 stops16h 54m

London City

Thu 10/9

8:45 am-11:59 pm

2 stops20h 14m

$474

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 12/10

4:45 pm-8:50 am

1 stop11h 05m

London City

Wed 12/17

7:50 am-3:15 pm

1 stop12h 25m

$503

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 12/10

4:45 pm-8:50 am

1 stop11h 05m

London City

Wed 12/17

7:50 am-3:15 pm

1 stop12h 25m

$504

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 10/1

8:15 pm-4:40 pm

1 stop15h 25m

London City

Wed 10/8

9:20 am-6:20 pm

1 stop14h 00m

$512

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 11/11

9:59 am-7:15 am

2 stops16h 16m

London City

Wed 11/12

8:05 pm-1:20 pm

1 stop22h 15m

$515

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 11/19

5:20 pm-4:10 pm

1 stop17h 50m

London City

Tue 12/2

8:25 am-1:45 pm

1 stop34h 20m

$518

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Fri 11/14

5:20 pm-10:55 am

1 stop12h 35m

London City

Tue 11/18

4:45 pm-1:45 pm

1 stop26h 00m

$519

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 10/1

4:50 pm-8:50 am

1 stop11h 00m

London City

Wed 10/15

9:20 am-6:55 pm

2 stops14h 35m

$546

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

Direct flights

None
There are no direct flights from Boston to London City Airport. There are no popular flight routes from Boston to London City Airport.
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  • 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
7,977 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
Luton
Dover
Slough
Milton Keynes
Hayes
Guildford
Dartford
Stansted
Crawley
Chelmsford
Brentwood
Ilford
Folkestone
Colchester
Watford
Richmond
Wembley
Canterbury

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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