Skip to main content

San Francisco to London Flights (SFO-LHR) in January 2027 from $687

San Francisco (SFO) → London (LHR)

San Francisco (SFO) to London (LHR) in January 2027

Tap any part to change it

Watch fares from to , , , leaving , for in , , on . when .

CheapestLowHigherTypical $697

$600$800$1,000$1,200

January 2027from $687 · 31 trips

San Francisco (SFO) to London (LHR): what SlickTrip has seen

Cheapest economy round trip (9 nights) in January 2027: $687 leaving Fri, Jan 8, for 1 traveler.
7 price drops on economy fares in the last 30 days, caught for travelers watching this route. The typical drop was $353 a traveler (25.4%).
SlickTrip travelers are watching 6 trips on this route.
Airlines in the fares we watched: British Airways.

From SlickTrip's own price alerts and watched trips, as of Nov 10.

San Francisco (SFO) to London (LHR) by month

November 2026
December 2026
January 2027
February 2027
March 2027
April 2027
May 2027
June 2027
July 2027
August 2027
September 2027

Other Options for This Route

LHR destination

Business Roundtrip to London (LHR)

San Francisco (SFO) to London (LHR) in January

LHR destination

Business Roundtrip to London (LHR)

San Francisco (SFO) to London (LHR) in April

LHR destination

Economy Roundtrip to London (LHR)

San Francisco (SFO) to London (LHR) in May

LHR destination

Business Roundtrip to London (LHR)

San Francisco (SFO) to London (LHR) in June

LHR destination

Economy Roundtrip to London (LHR)

San Francisco (SFO) to London (LHR) in July

LHR destination

Economy Roundtrip to London (LHR)

San Francisco (SFO) to London (LHR) in October

Other Destinations

KIX destination

Economy Roundtrip to Osaka (KIX)

San Francisco (SFO) to Osaka (KIX) in January

BOM destination

Premium Economy Roundtrip to Mumbai (BOM)

San Francisco (SFO) to Mumbai (BOM) in January

NRT destination

Business Roundtrip to Tokyo (NRT)

San Francisco (SFO) to Tokyo (NRT) in January

PPT destination

Business Roundtrip to Papeete (PPT)

San Francisco (SFO) to Papeete (PPT) in January

PER destination

Business Roundtrip to Perth (PER)

San Francisco (SFO) to Perth (PER) in January

FLLA destination

Economy Roundtrip to Fort Lauderdale (Any)

San Francisco (SFO) to Fort Lauderdale (Any) in February

Flights from Other Cities

LHR destination

Economy Roundtrip to London (LHR)

New York (JFK) to London (LHR) in January

LHR destination

Premium Economy One-way to London (LHR)

Lahore (LHE) to London (LHR) in January

LHR destination

Business Roundtrip to London (LHR)

Los Angeles (LAX) to London (LHR) in January

LHR destination

Business Roundtrip to London (LHR)

Chicago (ORD) to London (LHR) in January

LHR destination

Economy Roundtrip to London (LHR)

Athens (ATH) to London (LHR) in February

LHR destination

Economy Roundtrip to London (LHR)

Toronto (YYZ) to London (LHR) in February

Cheap economy Class Flights from San Francisco (SFO) to London (LHR) January

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

San Francisco (SFO) to London (LHR) in January 2027

Cheapest round trip of 7, 9, 12 nights fare in January 2027: $687 on 2027-01-08, for 1 traveler.

Why Choose Economy Class Flights from San Francisco (SFO) to London (LHR)?

Fares across the airlines on the route in one search
Nonstop and connecting flights side by side
A month of fares at a glance for january travel
Price alerts: we watch the fare and alert you when it drops

Planning a trip from San Francisco (SFO) to London (LHR) in january? SlickTrip shows the cheapest economy fares across airlines, nonstop or with stops. Set an alert and we watch the route for you, then email you when the price drops. Booking happens on the airline's or travel site's own page.

October 2027