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Cheap flights Boston — London

Boston (BOS, US) London (LON, GB)
from $252 5 264 km ~6h 42m 13 flights found 8 airlines cheapest on Tuesday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $252 on 14.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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Th
Fr
Sa
Su
December 2026
Mo
Tu
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January 2027
Mo
Tu
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Th
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Prices found for 6 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
14 Nov 2026, Sat
TAP Air Portugal TP 216
06:10
BOS Logan International Airport
17:35
STN Stansted Airport
11h 25m 2 stops
Kiwi.com
$252
View this ticket
17 Nov 2026, Tue
TAP Air Portugal TP 216
06:10
BOS Logan International Airport
17:35
STN Stansted Airport
11h 25m 2 stops
Kiwi.com
$252
View this ticket
16 Nov 2026, Mon
TAP Air Portugal TP 216
06:10
BOS Logan International Airport
17:35
STN Stansted Airport
11h 25m 2 stops
Kiwi.com
$253
View this ticket
09 Dec 2026, Wed
Icelandair FI 630
03:50
BOS Logan International Airport
12:15
LHR London Heathrow Airport
8h 25m 1 stop
Flightnetwork
$273
View this ticket
16 Nov 2026, Mon
jetBlue B6 1620
03:10
BOS Logan International Airport
09:55
LHR London Heathrow Airport
6h 45m Direct
Farera
$289
View this ticket
17 Nov 2026, Tue
jetBlue B6 1620
03:10
BOS Logan International Airport
09:55
LHR London Heathrow Airport
6h 45m Direct
Farera
$289
View this ticket
Route characteristics
Distance
5 264 km
Flight time
6h 42m
Time difference
+4h
Minimum price
from $252 (14.11.2026)
Average price
$259
Maximum price
$273
Departures per week
1
Cheapest day
Tuesday
Departure airports (1)
BOS Logan International Airport
Arrival airports (2)
LHR London Heathrow Airport STN Stansted Airport
Airlines (8)
TP TAP Air Portugal FI Icelandair B6 jetBlue AA American Airlines KL KLM VS Virgin Atlantic IB Iberia BA British Airways
Agencies (7)
Kiwi.com Trip.com Flightnetwork Farera Turna.com Finnair City.Travel
Prices by day of week
Monday
$253
avg $271
Tuesday
$252
avg $271
Cheapest
Wednesday
$273
avg $273
Saturday
$252
avg $252
Price trend by month
November 2026
from $252
avg $267
5 flights
December 2026
from $273
avg $273
1 flights
Airlines — cheapest prices 8
TAP Air Portugal
TAP Air Portugal
3 flights · 3 days
$252
Icelandair
Icelandair
2 flights · 2 days
$259
jetBlue
jetBlue
Low-cost 2 flights · 2 days
$289
American Airlines
American Airlines
2 flights · 2 days
$291
KLM
KLM
1 flights · 1 days
$292
Virgin Atlantic
Virgin Atlantic
1 flights · 1 days
$410
Iberia
Iberia
1 flights · 1 days
$421
British Airways
British Airways
1 flights · 1 days
$539
Where to buy tickets 7
Kiwi.com
4 tickets · 4 days
from $252
Trip.com
2 tickets · 1 days
from $259
Flightnetwork
1 tickets · 1 days
from $273
Farera
3 tickets · 3 days
from $289
Turna.com
1 tickets · 1 days
from $291
Finnair
1 tickets · 1 days
from $475
City.Travel
1 tickets · 1 days
from $539
Airports

From — Boston (1)

  • BOS Logan International Airport

To — London (2)

  • LHR London Heathrow Airport
  • STN Stansted Airport
Other destinations from Boston
Nantucket
US
Albany
US
Augusta
US
Bar Harbor
US
Hyannis
US
Lebanon
US
Martha's Vineyard
US
Provincetown
US
Rockland
US
Rutland
US
Saranac Lake
US
Dallas
US · Hub
Frequently asked questions about the route Boston — London
How long is the flight from Boston to London?
Approximate flight time — 6h 42m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Boston to London?
The straight-line distance — 5 264 km.
How much do flights from Boston to London cost?
The minimum price over 3 months — from $252 on 14.11.2026.
What is the average ticket price?
The average price — $259. Range: $252 — $273.
What is the time difference between Boston and London?
The difference — +4h.
From which airports does Boston operate flights?
From Boston: BOS (Logan International Airport).
To which airports in London do flights arrive?
To London: LHR (London Heathrow Airport), STN (Stansted Airport).
Which airlines fly this route?
This route is served by 8 airlines: TAP Air Portugal, Icelandair, jetBlue, American Airlines, KLM, Virgin Atlantic, Iberia, British Airways.
Are there direct flights?
Yes, there are direct flights. Minimum direct price — from $289. Total direct flights found: 2.
Which day of the week is cheapest?
The cheapest day of the week — Tuesday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Boston — London

Flights Boston — London is a popular route. The straight-line distance is 5 264 km. Flight time 6h 42m. Time difference +4h.

From Boston (BOS) flights depart from 1 airport: BOS. To London (LON) — 2 arrival airports: LHR, STN.

8 airlines operate on this route: TAP Air Portugal, Icelandair, jetBlue, American Airlines, KLM, Virgin Atlantic, Iberia, British Airways.

The minimum price for the next 3 months — from $252 (14.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $259, ranging from $252 to $273. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Tuesday.

Other destinations in United Kingdom from Boston
Manchester
GB

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