CA $305 Cheap Aer Lingus fights from Boston (BOS) to London (LON)

View CA $305 flight on Wed, Nov. 5, 2025Opens in a new window

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Aer Lingus flights from Boston to London (BOS→LON)

Prices were available within the past 7 days and start at CA $305 for one-way flights and CA $650 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Fri., Sep. 5 - Tue., Sep. 9
BOS
Boston
LHR
London
CA $650 Roundtrip, found 2 days ago
CA $650
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri., Sep. 5 from Boston to London, returning Tue., Sep. 9, priced at CA $650 found 2 days ago
Aer Lingus
Fri., Oct. 17 - Sun., Oct. 26
BOS
Boston
LHR
London
CA $654 Roundtrip, found 2 days ago
CA $654
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri., Oct. 17 from Boston to London, returning Sun., Oct. 26, priced at CA $654 found 2 days ago
Aer Lingus
Fri., Nov. 7 - Fri., Nov. 14
BOS
Boston
LHR
London
CA $655 Roundtrip, found 14 hours ago
CA $655
Roundtrip
found 14 hours ago
Select Aer Lingus flight, departing Fri., Nov. 7 from Boston to London, returning Fri., Nov. 14, priced at CA $655 found 14 hours ago
Aer Lingus
Mon., Oct. 13 - Fri., Oct. 17
BOS
Boston
LHR
London
CA $656 Roundtrip, found 13 hours ago
CA $656
Roundtrip
found 13 hours ago
Select Aer Lingus flight, departing Mon., Oct. 13 from Boston to London, returning Fri., Oct. 17, priced at CA $656 found 13 hours ago
Aer Lingus
Mon., Oct. 13 - Fri., Oct. 17
BOS
Boston
LHR
London
CA $656 Roundtrip, found 13 hours ago
CA $656
Roundtrip
found 13 hours ago
Select Aer Lingus flight, departing Mon., Oct. 13 from Boston to London, returning Fri., Oct. 17, priced at CA $656 found 13 hours ago
Aer Lingus
Tue., Oct. 28 - Tue., Nov. 4
BOS
Boston
LHR
London
CA $658 Roundtrip, found 13 hours ago
CA $658
Roundtrip
found 13 hours ago
Select Aer Lingus flight, departing Tue., Oct. 28 from Boston to London, returning Tue., Nov. 4, priced at CA $658 found 13 hours ago
Flight from Boston to London (BOS - LGW) route information
Origin airport
Logan Intl.
Destination airport
Gatwick
Distance
5240 km
*Available to Expedia members.