Which airlines fly direct between London and San Francisco?

Airlines operating direct flights include British Airways, Virgin Atlantic, United Airlines, Alaska Airlines.

What is the cheapest fare for this route?

Recorded one-way fares on Prymeo start from as low as $579 depending on season and advance booking.

Home FlightsLondon to San Francisco

Verified Route Guide

Flights from London to San Francisco

Q: How long is the flight from London to San Francisco?

The average nonstop flight time from London (LHR) to San Francisco (SFO) is approximately 10h 50m covering a distance of 8616 km.

Heathrow Airport (LHR) → San Francisco International (SFO)

Fares From$579

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Flight Time

10h 50m

Nonstop average

Distance

8616 km

Air route corridor

Best Time to Fly

Year-Round (Best rates booked 3-5 weeks ahead)

Pleasant weather

Extra Fees

$0.00

Zero commission

Route Overview: London to San Francisco

Cheap flights from London (LHR) to San Francisco (SFO). Compare British Airways fares from $579 with 0% fees on Prymeo.

Prymeo aggregates real-time flight availability directly from both low-cost carriers and legacy full-service airlines. When searching for tickets between Heathrow Airport and San Francisco International, our technology checks multiple booking systems in parallel so you never miss a flash sale or promotional discount.

Direct Carriers on This Corridor

British Airways

Virgin Atlantic

United Airlines

Alaska Airlines

Quick Flight Facts & Corridor Specifications

Live Verified Data

Route Corridor	London (LHR) to San Francisco (SFO)
Flight Distance	8,616 kilometers / 5,354 miles
Average Flight Duration	10h 50m (nonstop)
Starting Fare	From $579 (0% added booking fees)
Operating Airlines	British Airways, Virgin Atlantic, United Airlines, Alaska Airlines
Optimal Travel Season	Year-Round (Best rates booked 3-5 weeks ahead)

Return Flight Route

San Francisco (SFO) to London (LHR)

Nonstop return tickets from $579 · 0% booking markup

View Return Leg

Frequently Asked Questions About This Route

How long is the flight from London to San Francisco?

The nonstop flight takes approximately 10h 50m, traversing 8616 km.

How far in advance should I book my flight?

For the best rates, we recommend booking between 3 to 6 weeks before your desired departure date, particularly during peak summer and holiday seasons.