Flights from San Francisco to London
SFO
San Francisco
49h 40m avg
LON
London
Flights from
$778
Compare 2 options across 2 airlines
Updated 3 months ago
$778
Cheapest Flight
$885
Average Price
0
Direct Flights
2
Airlines
Looking for the return flight? London to San Francisco from $791
LON → SFO Flights
Compare All SFO to LON Flights
Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.
2 of 2 flights
Airport Information
Key details about departure and arrival airports for this route
SFO
San Francisco International Airport
City: San Francisco
Country: US
Type: Large Airport
Elevation: 13 ft
SFO Airport Guide →
Country: US
Type: Large Airport
Elevation: 13 ft
Tips for San Francisco to London Flights
Save money and travel smarter with these route-specific tips
When to Book
Book SFO–LON flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.
Price Trends
The average fare is $885, but prices as low as $778 are available. That’s a potential saving of 22% compared to the most expensive option.
Direct vs Connecting
No direct flights currently listed. Consider flexible dates or nearby airports for better connections.
Flexible Dates
Flying midweek (Tuesday–Thursday) on SFO–LON is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.
Top Hotels in London
Book accommodation at your destination — top-rated stays near LON airport
Hammersmith Belle
London
10.0
$111/night
Elegant Stay In London | 7 mins to Norbury Station
London, 4★
10.0
$222/night
Modern Stylish Retreat 15 Mins to Central London
London, 3★
10.0
$167/night
Hatton Garden
London
10.0
$177/night
The Isleworth Garden Retreat | 3BR 2BA with Gated
London, 3★
10.0
$298/night
Stylish 1-Bed Apartment Near Angel Station
London, 4★
10.0
$279/night
Frequently Asked Questions
Everything you need to know about flying SFO to LON
What is the cheapest flight from San Francisco to London?
The cheapest flight from San Francisco (SFO) to London (LON) currently starts at $778 with TK. Prices are updated regularly and may vary by date and availability.
How many airlines fly from SFO to LON?
We found 2 airline(s) operating on the SFO–LON route, including TK, SK.
Are there direct flights from San Francisco to London?
No direct flights are currently listed on this route. All available options involve at least one stop. Consider flexible dates or nearby airports for better connection options.
What is the average flight price on this route?
The average flight price from San Francisco to London is approximately $885. Prices range from $778 to $992 depending on airline, time, and class.
How long is the flight from SFO to LON?
The average flight duration from San Francisco to London is approximately 49 hours 40 minutes. Direct flights are typically shorter than connecting options.
What is the baggage allowance on SFO–LON flights?
Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.
From
$778
Book Cheapest →
Other Flights from San Francisco
Explore more destinations departing from SFO