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Home / London — San Francisco

Cheap flights London — San Francisco

from $407 8 616 km ~10h 38m 27 flights found 8 airlines cheapest on Friday
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $407 on 11.12.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 30 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
11 Dec 2026, Fri
Ryanair FR 7807
18:35
LTN London Luton Airport
11:35
SFO San Francisco International Airport
17h 2 stops
View this ticket
10 Dec 2026, Thu
Wizz Air UK W9 5361
09:00
LTN London Luton Airport
01:55
SFO San Francisco International Airport
16h 55m 2 stops
View this ticket
19 Nov 2026, Thu
Ryanair FR 499
09:15
STN Stansted Airport
02:00
SFO San Francisco International Airport
16h 45m 2 stops
View this ticket
14 Jan 2027, Thu
Wizz Air UK W9 5377
15:15
LTN London Luton Airport
08:15
SFO San Francisco International Airport
17h 2 stops
View this ticket
15 Jan 2027, Fri
Norse Atlantic UK Z0 783
15:35
LGW London Gatwick Airport
08:24
SFO San Francisco International Airport
16h 49m 2 stops
View this ticket
07 Dec 2026, Mon
TAP Air Portugal TP 1363
09:00
LHR London Heathrow Airport
00:35
SFO San Francisco International Airport
15h 35m 1 stop
View this ticket
Route characteristics
Distance
8 616 km
Flight time
10h 38m
Time difference
-8h
Minimum price
from $407 (11.12.2026)
Average price
$572
Maximum price
$1 014
Departures per week
2
Cheapest day
Friday
Departure airports (4)
LGW London Gatwick Airport LHR London Heathrow Airport LTN London Luton Airport STN Stansted Airport
Arrival airports (1)
SFO San Francisco International Airport
Airlines (8)
FR Ryanair W9 Wizz Air UK Z0 Norse Atlantic UK TP TAP Air Portugal UA United Airlines KL KLM VS Virgin Atlantic BA British Airways
Agencies (9)
Kiwi.com Aviakassa Clickavia Trip.com Austrian Airlines Flightnetwork City.Travel Turna.com Wingie
Prices by day of week
Price trend by month
Airlines — cheapest prices 8
Ryanair
Ryanair
Low-cost 3 flights · 3 days
$407
Wizz Air UK
Wizz Air UK
3 flights · 3 days
$477
Norse Atlantic UK
Norse Atlantic UK
Low-cost 3 flights · 3 days
$508
TAP Air Portugal
TAP Air Portugal
4 flights · 4 days
$516
United Airlines
United Airlines
4 flights · 4 days
$562
KLM
KLM
1 flights · 1 days
$970
Virgin Atlantic
Virgin Atlantic
8 flights · 8 days
$989
British Airways
British Airways
1 flights · 1 days
$1 336
Where to buy tickets 9
Kiwi.com
5 tickets · 4 days
from $407
Aviakassa
4 tickets · 4 days
from $477
Clickavia
1 tickets · 1 days
from $508
Trip.com
8 tickets · 6 days
from $516
Austrian Airlines
3 tickets · 3 days
from $562
Flightnetwork
1 tickets · 1 days
from $610
City.Travel
3 tickets · 3 days
from $970
Turna.com
1 tickets · 1 days
from $1 044
Wingie
1 tickets · 1 days
from $1 289
Airports

From — London (4)

  • LGW London Gatwick Airport
  • LHR London Heathrow Airport
  • LTN London Luton Airport
  • STN Stansted Airport

To — San Francisco (1)

  • SFO San Francisco International Airport
Other destinations from London
Frequently asked questions about the route London — San Francisco
How long is the flight from London to San Francisco?
Approximate flight time — 10h 38m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from London to San Francisco?
The straight-line distance — 8 616 km.
How much do flights from London to San Francisco cost?
The minimum price over 3 months — from $407 on 11.12.2026.
What is the average ticket price?
The average price — $572. Range: $407 — $1 014.
What is the time difference between London and San Francisco?
The difference — -8h.
From which airports does London operate flights?
From London: LGW (London Gatwick Airport), LHR (London Heathrow Airport), LTN (London Luton Airport), STN (Stansted Airport).
To which airports in San Francisco do flights arrive?
To San Francisco: SFO (San Francisco International Airport).
Which airlines fly this route?
This route is served by 8 airlines: Ryanair, Wizz Air UK, Norse Atlantic UK, TAP Air Portugal, United Airlines, KLM, Virgin Atlantic, British Airways.
Which day of the week is cheapest?
The cheapest day of the week — Friday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route London — San Francisco

Flights London — San Francisco is a popular route. The straight-line distance is 8 616 km. Flight time 10h 38m. Time difference -8h.

From London (LON) flights depart from 4 airports: LGW, LHR, LTN, STN. To San Francisco (SFO) — 1 arrival airport: SFO.

8 airlines operate on this route: Ryanair, Wizz Air UK, Norse Atlantic UK, TAP Air Portugal, United Airlines, KLM, Virgin Atlantic, British Airways.

The minimum price for the next 3 months — from $407 (11.12.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $572, ranging from $407 to $1 014. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Friday.

Other destinations in United States from London