S$256 Cheap Flights from Boston to London

View S$256 flight on Tue, 26 Aug, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to London

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Cheap Flights from Boston to London (BOS-LON)

Prices were available within the past 7 days and start at S$256 for one-way flights and S$639 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, 26 Aug - Tue, 30 Sep
BOS
Boston
LHR
London
S$639 Return, found 1 hour ago
S$639
Return
found 1 hour ago
Select Air Canada flight, departing Tue, 26 Aug from Boston to London, returning Tue, 30 Sep, priced at S$639 found 1 hour ago
Air Canada
Sat, 1 Nov - Sun, 9 Nov
BOS
Boston
LHR
London
S$640 Return, found 19 hours ago
S$640
Return
found 19 hours ago
Select Air Canada flight, departing Sat, 1 Nov from Boston to London, returning Sun, 9 Nov, priced at S$640 found 19 hours ago
Air Canada
Sat, 1 Nov - Sun, 9 Nov
BOS
Boston
LHR
London
S$644 Return, found 19 hours ago
S$644
Return
found 19 hours ago
Select Air Canada flight, departing Sat, 1 Nov from Boston to London, returning Sun, 9 Nov, priced at S$644 found 19 hours ago
Air Canada
Mon, 17 Nov - Wed, 26 Nov
BOS
Boston
LHR
London
S$648 Return, found 6 days ago
S$648
Return
found 6 days ago
Select Air Canada flight, departing Mon, 17 Nov from Boston to London, returning Wed, 26 Nov, priced at S$648 found 6 days ago
Delta
Tue, 26 Aug - Tue, 30 Sep
BOS
Boston
LHR
London
S$663 Return, found 1 hour ago
S$663
Return
found 1 hour ago
Select Delta flight, departing Tue, 26 Aug from Boston to London, returning Tue, 30 Sep, priced at S$663 found 1 hour ago
Air Canada
Tue, 26 Aug - Tue, 30 Sep
BOS
Boston
LHR
London
S$663 Return, found 1 hour ago
S$663
Return
found 1 hour ago
Select Air Canada flight, departing Tue, 26 Aug from Boston to London, returning Tue, 30 Sep, priced at S$663 found 1 hour ago
United
Tue, 26 Aug - Tue, 30 Sep
BOS
Boston
LHR
London
S$663 Return, found 1 hour ago
S$663
Return
found 1 hour ago
Select United flight, departing Tue, 26 Aug from Boston to London, returning Tue, 30 Sep, priced at S$663 found 1 hour ago
Virgin Atlantic
Tue, 26 Aug - Tue, 30 Sep
BOS
Boston
LHR
London
S$663 Return, found 1 hour ago
S$663
Return
found 1 hour ago
Select Virgin Atlantic flight, departing Tue, 26 Aug from Boston to London, returning Tue, 30 Sep, priced at S$663 found 1 hour ago
United
Mon, 25 Aug - Wed, 27 Aug
BOS
Boston
LCY
London
S$695 Return, found 5 days ago
S$695
Return
found 5 days ago
Select United flight, departing Mon, 25 Aug from Boston to London, returning Wed, 27 Aug, priced at S$695 found 5 days ago
British Airways
Tue, 26 Aug - Tue, 30 Sep
BOS
Boston
LHR
London
S$699 Return, found 1 hour ago
S$699
Return
found 1 hour ago
Select British Airways flight, departing Tue, 26 Aug from Boston to London, returning Tue, 30 Sep, priced at S$699 found 1 hour ago

Find the cheapest month to fly from Boston (BOS) to London (LON)

February is typically the cheapest month to fly

From S$446 - S$725 per traveller.

Graph displaying average flight prices per month

Boston to London route information
Origin airport
Logan Intl.
Destination airport
Heathrow
Return price
S$639
Distance
5210 km

Perfect flights from Boston to London

Your Journey from Boston to London

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Experience the joy of finding cheap flights from Logan Intl. to LON-All Airports that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$256 and roundtrip prices from S$639*.
 

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*Note: Prices may vary based on availability and are subject to change.

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London Airports

London

Boston to Heathrow
S$638.80
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