Cheap flights from Boston to London from $199

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 1/8. 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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Cheap round-trip flights

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9:25 pm - 2:20 pmBOS-STN
11h 55m1 stop
 Logo
8:15 am - 2:40 pmSTN-BOS
11h 25m1 stop
Mon, Oct 13 - Thu, Oct 16
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10:00 pm - 4:25 pmBOS-LCY
13h 25m1 stop
 Logo
9:25 am - 3:25 pmLCY-BOS
11h 00m1 stop
Tue, Oct 7 - Thu, Oct 9
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5:30 pm - 7:50 amBOS-STN
9h 20m1 stop
 Logo
6:25 am - 2:40 pmSTN-BOS
13h 15m1 stop
Wed, Sep 10 - Mon, Sep 15
United Airlines Logo
12:30 pm - 11:45 amBOS-LHR
18h 15m1 stop
United Airlines Logo
11:05 am - 6:55 pmLHR-BOS
36h 50m2 stops
$457United Airlines
Find Deal
Sat, Sep 20 - Mon, Sep 22
British Airways Logo
7:25 am - 6:55 pmBOS-LHR
6h 30mnonstop
British Airways Logo
2:40 pm - 5:10 pmLHR-BOS
7h 30mnonstop
$462British Airways
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Tue, Sep 23 - Tue, Sep 30
British Airways Logo
4:30 pm - 7:45 amBOS-LHR
10h 15m1 stop
British Airways Logo
6:10 am - 7:35 pmLHR-BOS
18h 25m1 stop
$463British Airways
Find Deal
Fri, Sep 19 - Sun, Sep 21
Iberia Logo
10:40 pm - 12:25 pmBOS-LGW
32h 45m1 stop
Iberia Logo
11:45 am - 3:15 pmLGW-BOS
32h 30m1 stop
$463Iberia
Find Deal
Thu, Nov 27 - Sun, Nov 30
Iberia Logo
11:00 pm - 12:15 pmBOS-LGW
32h 15m1 stop
Iberia Logo
11:35 am - 7:50 pmLGW-BOS
13h 15m1 stop
$480Iberia
Find Deal
Thu, Sep 4 - Sun, Sep 7
Virgin Atlantic Logo
8:15 pm - 7:15 amBOS-LCY
30h 00m1 stop
Virgin Atlantic Logo
8:40 am - 6:25 pmLCY-BOS
14h 45m1 stop
$560Virgin Atlantic
Find Deal
Sun, Sep 7 - Fri, Sep 12
Delta Logo
9:59 am - 1:15 pmBOS-LCY
22h 16m2 stops
Delta Logo
10:00 am - 4:30 pmLCY-BOS
11h 30m1 stop
$570Delta
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Sat, Sep 13 - Fri, Sep 26

Lufthansa flights from Boston to Cambridge

Our best Lufthansa deals on Boston to Cambridge flight tickets
Lufthansa
Oct 7
BOS4:23 pmBoston Logan Intl
9h 52m
1 stop
LHR7:15 amLondon Heathrow
Oct 14
LHR1:45 pmLondon Heathrow
11h 10m
1 stop
BOS7:55 pmBoston Logan Intl
Lufthansa
Sep 1
BOS8:05 pmBoston Logan Intl
11h 45m
1 stop
LHR12:50 pmLondon Heathrow
Sep 5
LHR10:50 amLondon Heathrow
11h 50m
1 stop
BOS5:40 pmBoston Logan Intl
Lufthansa
Sep 1
BOS8:05 pmBoston Logan Intl
16h 00m
1 stop
LHR5:05 pmLondon Heathrow
Sep 5
LHR10:50 amLondon Heathrow
11h 50m
1 stop
BOS5:40 pmBoston Logan Intl

Scandinavian Airlines flights from Boston to Cambridge

Our best Scandinavian Airlines deals on Boston to Cambridge flight tickets
Scandinavian Airlines
Oct 13
BOS5:40 pmBoston Logan Intl
15h 55m
2 stops
LHR2:35 pmLondon Heathrow
Nov 3
LHR7:50 pmLondon Heathrow
25h 00m
2 stops
BOS3:50 pmBoston Logan Intl
Scandinavian Airlines
Nov 10
BOS5:35 pmBoston Logan Intl
17h 50m
2 stops
LHR4:25 pmLondon Heathrow
Nov 23
LHR6:40 amLondon Heathrow
38h 10m
2 stops
BOS3:50 pmBoston Logan Intl
Scandinavian Airlines
Oct 13
BOS5:40 pmBoston Logan Intl
15h 55m
2 stops
LHR2:35 pmLondon Heathrow
Nov 3
LHR7:30 pmLondon Heathrow
25h 20m
1 stop
BOS3:50 pmBoston Logan Intl

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Cambridge 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 August 25, 2025.
Use the filters below to find and compare flights from Boston to Cambridge that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Mon 10/13

9:25 pm-2:20 pm

1 stop11h 55m

London Stansted

Thu 10/16

8:15 am-2:40 pm

1 stop11h 25m

$455

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 - STN

BOSSTN

Boston Logan Intl

Wed 9/10

5:30 pm-7:50 am

1 stop9h 20m

London Stansted

Mon 9/15

6:25 am-2:40 pm

1 stop13h 15m

$456

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 9/20

12:30 pm-11:45 am

1 stop18h 15m

London Heathrow

Mon 9/22

11:05 am-6:55 pm

2 stops36h 50m

$457

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 9/23

7:25 am-6:55 pm

Nonstop6h 30m

London Heathrow

Tue 9/30

2:40 pm-5:10 pm

Nonstop7h 30m

$462

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 9/19

4:30 pm-7:45 am

1 stop10h 15m

London Heathrow

Sun 9/21

6:10 am-7:35 pm

1 stop18h 25m

$463

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 11/27

10:40 pm-12:25 pm

1 stop32h 45m

London Gatwick

Sun 11/30

11:45 am-3:15 pm

1 stop32h 30m

$463

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 9/4

11:00 pm-12:15 pm

1 stop32h 15m

London Gatwick

Sun 9/7

11:35 am-7:50 pm

1 stop13h 15m

$480

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 9/7

8:15 pm-7:15 am

1 stop30h 00m

London City

Fri 9/12

8:40 am-6:25 pm

1 stop14h 45m

$560

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sat 9/13

9:59 am-1:15 pm

2 stops22h 16m

London City

Fri 9/26

10:00 am-4:30 pm

1 stop11h 30m

$570

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 Cambridge

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 month to fly to Cambridge?

In general, January is the cheapest month to fly from Boston to Cambridge. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $542. If you’re not able to fly to Cambridge in January, then February is your next best option. Flight prices from Boston to Cambridge during February average around $547.

What is the cheapest Boston Logan Intl to Cambridge flight route?

Fly from Boston Logan Intl to London Gatwick for the best Boston Logan Intl - Cambridge flight prices

How far in advance should I book a flight to Cambridge?

You are more likely to see cheaper flights to Cambridge from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Cambridge for around $644 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cambridge from Boston for as low as $602 on momondo.

What cabin class options are available on Boston Logan Intl to Cambridge flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Cambridge flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Cambridge flights?

No. A direct flight is the cheapest option for a flight between Boston to Cambridge.

Cheap Boston to Cambridge flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Cambridge

Fastest flight time

6h 30m

Direct flights

Every day

Airports in Cambridge

2 airports
The fastest flight from Boston to Cambridge takes 6h 30m
Direct flights go from Boston to Cambridge every day.
There are 2 airports near Cambridge: London Heathrow (LHR), London Gatwick (LGW)
  • When did momondo last update prices for flights from Boston Logan Intl Airport to Cambridge?

    Prices for flights from Boston Logan Intl Airport to Cambridge refresh daily.

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

  • How old do you have to be to fly from Boston Logan Intl Airport to Cambridge?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Cambridge.

  • What documentation or ID do you need to fly to Cambridge?

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

  • What is the most popular plane model from Boston to Cambridge?

Best airlines flying from Boston to Cambridge

Compare and see reviews for airlines that fly from Boston to Cambridge with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $283Free CancellationRating
7.6
1,710 reviews
Search SWISS flights
TAP AIR PORTUGALPriceFrom $367Free CancellationRating
7.1
1,962 reviews
Search TAP AIR PORTUGAL flights
JetBluePriceFrom $378Free CancellationRating
7.2
2,919 reviews
Search JetBlue flights
PLAYPriceFrom $380Free CancellationRating
7.0
103 reviews
Search PLAY flights
Virgin AtlanticPriceFrom $382Free CancellationRating
7.4
658 reviews
Search Virgin Atlantic flights
KLMPriceFrom $385Free CancellationRating
7.8
1,388 reviews
Search KLM flights
DeltaPriceFrom $387Free CancellationRating
7.9
7,981 reviews
Search Delta flights
Air FrancePriceFrom $391Free CancellationRating
7.4
1,469 reviews
Search Air France flights
British AirwaysPriceFrom $392Free CancellationRating
6.7
7,305 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom $393Free CancellationRating
7.4
1,473 reviews
Search Scandinavian Airlines flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Boston to Cambridge flights to just show those with flexible booking policies.

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

Once you have performed a search for Boston to Cambridge flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your Cambridge trip

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Get notified when prices go down

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1 adult
Sat 8/30
Sat 9/6

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