Book Air Canada flights to London, UK (LHR) from USD 786*

Promotion code

*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

Best fares to London, UK

USD
keyboard_arrow_down

San Francisco (SFO)to

London, UK (LHR)
Mar 02, 2027 - Mar 09, 2027
From
USD 849
Round-trip
Economy

Washington, D.C. (IAD)to

London, UK (LHR)
Aug 27, 2026 - Sep 02, 2026
From
USD 1,110
Round-trip
Economy

Washington, D.C. (IAD)to

London, UK (LHR)
Sep 17, 2026 - Sep 22, 2026
From
USD 1,111
Round-trip
Economy

New York/Newark (EWR)to

London, UK (LHR)
Jul 10, 2026 - Jul 24, 2026
From
USD 1,213
Round-trip
Economy

Los Angeles (LAX)to

London, UK (LHR)
Oct 07, 2026 - Oct 14, 2026
From
USD 852
Round-trip
Economy

Los Angeles (LAX)to

London, UK (LHR)
Mar 24, 2027 - Mar 31, 2027
From
USD 852
Round-trip
Economy

San Francisco (SFO)to

London, UK (LHR)
Jan 19, 2027 - Jan 26, 2027
From
USD 849
Round-trip
Economy

Denver (DEN)to

London, UK (LHR)
Oct 20, 2026 - Oct 27, 2026
From
USD 851
Round-trip
Economy

Denver (DEN)to

London, UK (LHR)
Oct 21, 2026 - Oct 28, 2026
From
USD 851
Round-trip
Economy

Los Angeles (LAX)to

London, UK (LON)
Jul 28, 2026 - Aug 05, 2026
From
USD 1,305
Round-trip
Economy

Seattle (SEA)to

London, UK (LHR)
Jan 05, 2027 - Jan 22, 2027
From
USD 968
Round-trip
Economy

Houston (IAH)to

London, UK (LHR)
Aug 04, 2026 - Aug 25, 2026
From
USD 1,134
Round-trip
Economy

Houston (IAH)to

London, UK (LHR)
Dec 19, 2026 - Dec 27, 2026
From
USD 1,425
Round-trip
Economy

Los Angeles (LAX)to

London, UK (LON)
Jun 28, 2026 - Jul 03, 2026
From
USD 1,806
Round-trip
Economy

Boston (BOS)to

London, UK (LHR)
Oct 07, 2026 - Oct 14, 2026
From
USD 786
Round-trip
Economy

Boston (BOS)to

London, UK (LHR)
Oct 15, 2026 - Oct 22, 2026
From
USD 786
Round-trip
Economy

Cleveland (CLE)to

London, UK (LHR)
Aug 01, 2026 - Aug 15, 2026
From
USD 1,200
Round-trip
Economy

New York (LGA)to

London, UK (LHR)
Jul 22, 2026 - Jul 28, 2026
From
USD 1,035
Round-trip
Economy

Seattle (SEA)to

London, UK (LHR)
Jan 05, 2027 - Jan 29, 2027
From
USD 968
Round-trip
Economy

Dallas (DFW)to

London, UK (LHR)
Apr 27, 2027 - May 04, 2027
From
USD 968
Round-trip
Economy

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

Book Air Canada flights to London, UK (LHR) | Air Canada

Low fares to London, UK

USD
keyboard_arrow_down
Low fares to London, UK
From
To
Fare Type
Departure
Price
San Francisco (SFO)London, UK (LHR)Round-trip
/
Economy
Mar 02, 2027 - Mar 09, 2027

From

USD 849

Viewed: 21 hours ago

Los Angeles (LAX)London, UK (LHR)Round-trip
/
Economy
Mar 24, 2027 - Mar 31, 2027

From

USD 852

Viewed: 1 hour ago

Denver (DEN)London, UK (LHR)Round-trip
/
Economy
Oct 21, 2026 - Oct 28, 2026

From

USD 851

Viewed: 13 hours ago

Houston (IAH)London, UK (LHR)Round-trip
/
Economy
Dec 19, 2026 - Dec 27, 2026

From

USD 1,425

Viewed: 1 day ago

Boston (BOS)London, UK (LHR)Round-trip
/
Economy
Oct 14, 2026 - Oct 21, 2026

From

USD 786

Viewed: 1 day ago

Seattle (SEA)London, UK (LHR)Round-trip
/
Economy
Jan 05, 2027 - Jan 29, 2027

From

USD 968

Viewed: 1 day ago

Dallas (DFW)London, UK (LHR)Round-trip
/
Economy
Apr 28, 2027 - May 05, 2027

From

USD 968

Viewed: 9 hours ago

Portland, OR (PDX)London, UK (LHR)Round-trip
/
Economy
Feb 02, 2027 - Feb 09, 2027

From

USD 869

Viewed: 13 hours ago

Pittsburgh (PIT)London, UK (LHR)Round-trip
/
Economy
Jun 03, 2027 - Jun 14, 2027

From

USD 1,330

Viewed: 7 hours ago

Philadelphia (PHL)London, UK (LHR)Round-trip
/
Economy
Oct 08, 2026 - Oct 14, 2026

From

USD 1,057

Viewed: 1 day ago

San Diego (SAN)London, UK (LHR)Round-trip
/
Economy
Mar 26, 2027 - Apr 13, 2027

From

USD 1,173

Viewed: 1 day ago

Austin (AUS)London, UK (LHR)Round-trip
/
Economy
Mar 12, 2027 - Mar 20, 2027

From

USD 1,075

Viewed: 6 hours ago

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

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