Cheap flights from Boston (BOS) to Heathrow (LHR)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Boston (BOS) to Heathrow (LHR)

All the information you need to plan the best BOS to LHR flight in 2021: compare Boston to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.
BOS - LHR
Price
$363 - $548
LHR
Temperature
46.4 - 75.2 °F
LHR
Precipitation
1.5 - 2.6 inches

Popular in

December

High demand for flights, 24% potential price rise

Cheapest in

January

Best time to find cheap flights, 13% potential price drop

Round-trip from

$363

From Boston to Heathrow

One-way from

$63

One-way flight from Boston to Heathrow

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Boston to Heathrow?

To save up to 44% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Boston to Heathrow from $910 1-2 weeks out and tickets from $1,146 for flights departing within the next 72 hours.

What is the cheapest month to fly from Boston to Heathrow?

October can be a great time to fly to Heathrow from Boston with a flight ticket averaging about $714. Cheapflights users have found deals in the month of October for as cheap as $445. The most expensive prices can be found in the month of July.

Cheap flights from Boston to Heathrow in July, August 2021

The best prices found for BOS to LHR flights for July, August
30 Aug - 9 Sep
$549pp
BOS
Boston Logan Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl
27 Aug - 3 Sep
$551pp
BOS
Boston Logan Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl
30 Aug - 9 Sep
$555pp
BOS
Boston Logan Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl

Boston to Heathrow 2021 flight deals

Cheap flights to Heathrow from Boston found for this year
12 Nov - 21 Nov
$395pp
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
10 Nov - 24 Nov
$405pp
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
8 Nov - 15 Nov
$410pp
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl

Non-stop flights to Heathrow from Boston

Save time with Boston to Heathrow direct flight deals
19 Dec - 5 Jan
$606pp
BOS
Boston Logan Intl
British Airways
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
British Airways
Non-Stop
BOS
Boston Logan Intl
15 Sep - 30 Sep
$618pp
BOS
Boston Logan Intl
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
BOS
Boston Logan Intl
15 Dec - 4 Jan
$619pp
BOS
Boston Logan Intl
British Airways
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
British Airways
Non-Stop
BOS
Boston Logan Intl

Last minute flights from Boston to Heathrow

Late deals on round-trip flights to Heathrow from Boston, departing today and this week
1 Aug - 8 Aug
$653pp
BOS
Boston Logan Intl
British Airways
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
British Airways
Non-Stop
BOS
Boston Logan Intl
2 Aug - 9 Aug
$664pp
BOS
Boston Logan Intl
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Air France
 
1 STOP
BOS
Boston Logan Intl
2 Aug - 9 Aug
$668pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Air France
 
1 STOP
BOS
Boston Logan Intl

One-way flights to Heathrow from Boston

The cheapest one-way flights from Boston to Heathrow
5:35 pm - 5:05 am
British Airways
Nonstop
6h 30m
BOS - LHR
British Airways
$63
Netflights
10:25 am - 3:10 pm
Alitalia
2 Stops
23h 45m
BOS - LHR
Alitalia
$261
Kiwi.com
2:20 pm - 5:05 am
Bus
2 Stops
33h 45m
BOS - LHR
Bus
$296
Combigo

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Boston</span> to <span class="emphasized">Heathrow</span> flights.

Flight FAQs

From Boston to Heathrow

Are flight prices decreasing from Boston to Heathrow due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Boston and Heathrow for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Boston Logan Intl to London Heathrow have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like British Airways, Virgin Atlantic, and Delta flying from Boston Logan Intl to London Heathrow have implemented new flexible cancellation policies.

What airport do you fly from for flights from Boston to London Heathrow?

Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to London Heathrow. 24 airlines have flights from Logan Intl to London Heathrow on a regular basis. Booking flights from Boston Logan Intl to London Heathrow should not be difficult; the airport handles an average of 13 outbound flights to London Heathrow per day.

Can I find flights from Boston to Heathrow for under $400 on Cheapflights?

Yes, there are multiple flights from Boston to Heathrow for under $400. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $385, but on average you can expect to pay $428.

Are there nonstop flights from Boston to Heathrow for under $700 on Cheapflights?

Cheapflights has at least 20 direct flights from Boston to Heathrow under $700. A good price for a nonstop flight from Boston to Heathrow is less than $638.

Are there last-minute flights available from Boston to Heathrow for under $700?

There are currently 20+ open flights from Boston to Heathrow within the next 7 days for less than $700.

Does it rain more in Boston or Heathrow?

The rainfall in Boston is generally less than the rainfall in Heathrow. This will continue over the next 13 days.

Is Boston weather warmer or cooler than Heathrow?

With an average temperature of 84 °F, peak weather can be found in July. As a traveler, expect to see changes in flight prices during that period. The temperatures in Heathrow are colder than in Boston.

How long is the flight from Boston to Heathrow?

There are many flights that can get you from Boston to Heathrow in 11h. Fly via TAP AIR PORTUGAL to get the fastest option.

What is the cheapest airline to fly from Boston to Heathrow round-trip?

TAP AIR PORTUGAL, at $385, was found to be the cheapest airline from Boston to Heathrow.. TAP AIR PORTUGAL is currently priced 8% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Boston to Heathrow one-way?

The cheapest airlines for a one-way flight from Boston to Heathrow are British Airways ($63), Alitalia ($220), and Iberia ($268).

COVID Restrictions

View COVID Travel Restrictions for Heathrow (LHR)

Do I need a COVID test to fly to Heathrow from Boston?

Information is based on travel restrictions from Boston Logan Intl to London Heathrow

Most visitors from Boston Logan Intl need to provide a negative COVID-19 test result and/or quarantine to enter London Heathrow.

COVID-19 testing requirements
Visitors from Boston Logan Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London Heathrow.

Quarantine requirements
Visitors from Boston Logan Intl are not required to quarantine after entering London Heathrow.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Do I need a test to fly back to Boston from Heathrow?

Returning to Boston Logan Intl from London Heathrow

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Boston Logan Intl.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Boston Logan Intl.

Hide COVID Travel Restrictions for Heathrow (LHR)

Alternative routes for Boston to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Heathrow

Things to know before you go - useful duration and weather info for your trip from Boston to Heathrow.
Today's exchange rate
$1 = £0.73
Average temperature for July in Heathrow
75.2 °F
Avg rainfall for July in Heathrow
1.7 ″

Airports servicing Boston

Airports servicing London

Top 10 airlines flying from Boston to Heathrow

The chart below displays the airlines Cheapflights users traveling from Boston to Heathrow choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
WOW air
$325 $492 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by WOW air. Please check directly on their website for additional information.

Lufthansa
$305 $496 No cancel fee 76%
Norwegian Air UK
$317 $598 No cancel fee N/A
United Airlines
$339 $620 No cancel fee 69%
SWISS
$346 $628 No cancel fee 79%
Norwegian
$336 $647 No cancel fee 74%
TAP AIR PORTUGAL
$304 $650 No cancel fee N/A
Air Canada
$340 $662 No cancel fee 67%
SAS
$407 $744 No cancel fee 77%
Austrian Airlines
$389 $754 No cancel fee 78%

Hourly flight availability from Boston to Heathrow

See what time of day planes typically take off from Boston towards Heathrow.
Evening 6 PM to midnight 100% of BOS to LHR departures
Early morning Midnight to 6 AM 0% of BOS to LHR departures
Morning 6 AM to noon 0% of BOS to LHR departures
Afternoon Noon to 6 PM 0% of BOS to LHR departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Boston to Heathrow
See how many times per day planes take to the skies headed from Boston to Heathrow.
Sunday
12 daily flights
Monday
17 daily flights
Tuesday
12 daily flights
Wednesday
17 daily flights
Thursday
12 daily flights
Friday
12 daily flights
Saturday
10 daily flights