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Cheap flights from London to Sonoma from £448

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SFO
9 Jul — 16 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Sonoma are usually found in February or September, booked 51 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from London to Sonoma

Enter your travel dates to find the best prices.

Cheapest flights from London to Sonoma
Explore the most affordable flight options available from London to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 June 2026.

Mon 15/619:50
LHR
-
SFO
2 stops29h 15m
TAP AIR PORTUGAL
Wed 6/116:35
SFO
-
LHR
1 stop18h 20m
TAP AIR PORTUGAL
Deal found 9/6£522
Sun 6/1208:45
LHR
-
SFO
1 stop18h 50m
Lufthansa
Sun 13/1222:44
SFO
-
LHR
2 stops23h 56m
Lufthansa
Deal found 8/6£523
Fri 9/1006:30
LHR
-
SFO
1 stop13h 15m
Delta
Mon 12/1013:05
SFO
-
LHR
1 stop15h 05m
Delta
Deal found 8/6£523
Wed 16/1211:45
LHR
-
SFO
Nonstop11h 15m
Multiple Airlines
Wed 23/1217:30
SFO
-
LHR
Nonstop10h 30m
Multiple Airlines
Deal found 8/6£524
Fri 23/1017:00
LGW
-
SFO
1 stop27h 50m
Multiple Airlines
Sat 31/1006:15
SFO
-
LGW
2 stops19h 45m
Multiple Airlines
Deal found 9/6£524
Thu 25/619:15
LCY
-
SFO
1 stop29h 00m
SWISS
Sat 11/714:20
SFO
-
LCY
1 stop33h 15m
SWISS
Deal found 9/6£524
Fri 3/716:15
LHR
-
SFO
Nonstop10h 55m
Multiple Airlines
Thu 23/719:35
SFO
-
LHR
1 stop14h 15m
Multiple Airlines
Deal found 9/6£525
Wed 1/709:25
LGW
-
SFO
2 stops18h 37m
SWISS
Wed 22/714:40
SFO
-
LGW
2 stops33h 45m
SWISS
Deal found 8/6£525
Sat 19/910:00
LCY
-
SFO
2 stops21h 36m
Virgin Atlantic
Sun 27/913:45
SFO
-
LCY
1 stop22h 00m
Virgin Atlantic
Deal found 9/6£525
Sun 11/1019:30
LHR
-
SFO
1 stop27h 10m
Scandinavian Airlines
Wed 14/1016:45
SFO
-
LHR
2 stops18h 05m
Scandinavian Airlines
Deal found 8/6£526
Mon 15/616:25
LGW
-
SFO
2 stops32h 40m
TAP AIR PORTUGAL
Wed 6/116:35
SFO
-
LGW
1 stop33h 15m
TAP AIR PORTUGAL
Deal found 9/6£526
Sun 27/1220:05
LCY
-
SFO
1 stop23h 40m
Virgin Atlantic
Tue 5/106:00
SFO
-
LCY
2 stops17h 15m
Virgin Atlantic
Deal found 8/6£526

Find flight deals from London to Sonoma

Keep the following information in mind while searching for London to Sonoma flight deals. Data was last updated 9 June 2026.

Round-trip from

£523

One-way from

£448

Popular in

December

Cheapest in

February

Average price

£579
Lufthansa
  • Lufthansa
  • 6/12-13/12
  • 3 total stops
  • 42h 46m total
  • London to Sonoma
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 14/6
  • 2 total stops
  • 54h 20m total
  • London to Sonoma
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Sonoma that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 June 2026.
Use the filters below to find and compare flights from London to Sonoma that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 24/6

09:25-18:32

2 stops17h 07m

San Francisco

Sun 12/7

19:35-17:50

1 stop14h 15m

£546

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 25/6

06:30-11:45

1 stop13h 15m

San Francisco

Fri 17/7

13:20-10:00

1 stop12h 40m

£551

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 25/6

06:30-11:45

1 stop13h 15m

San Francisco

Tue 14/7

17:55-12:15

Nonstop10h 20m

£553

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 29/7

07:45-18:55

2 stops19h 10m

San Francisco

Thu 3/9

08:50-10:10

1 stop17h 20m

£561

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 8/9

21:15-14:35

2 stops25h 20m

San Francisco

Wed 16/9

16:35-09:45

1 stop33h 10m

£561

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 8/10

07:00-16:15

2 stops17h 15m

San Francisco

Thu 15/10

19:35-21:30

2 stops17h 55m

£567

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 26/6

08:40-16:15

1 stop15h 35m

San Francisco

Thu 16/7

19:35-17:50

1 stop14h 15m

£570

LondonSan Francisco

LCY - SFO

LCYSFO

London City

Wed 24/6

19:15-16:35

1 stop29h 20m

San Francisco

Wed 15/7

14:20-12:35

1 stop14h 15m

£584

LondonSan Francisco

LCY - SFO

LCYSFO

London City

Thu 9/7

19:15-16:35

1 stop29h 20m

San Francisco

Mon 20/7

14:20-12:35

1 stop14h 15m

£584

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 22/6

16:25-17:05

2 stops32h 40m

San Francisco

Thu 23/7

16:30-09:45

1 stop33h 15m

£588

Flights are sorted by cheapest return flights first.

Deals found on 7/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from London to Sonoma

Have a flexible travel schedule? Discover the best time to fly to Sonoma from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Sonoma

What is the cheapest time of day to fly from LON to SN9?

Find hourly flight availability from London to Sonoma. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Sonoma as you normally would.

Weekly flight availability from London to Sonoma

Explore weekly flight availability from London to Sonoma. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 June 2026.

The most flights from LON to SN9 are scheduled on a Monday (42 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (36 on average).

How much does it cost for a return flight from London to Sonoma?

Reviews of airlines servicing Sonoma

Get insights into the airlines that provide service to Sonoma. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sonoma. Reviews last updated 9 June 2026.
See what other customers who have flown with Austrian Airlines,Virgin Atlantic, andUnited Airlines from London to Sonoma have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
927 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Austrian Airlines
7.6
Good
927 reviews
Austrian Airlines
7.6
Good
927 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Virgin Atlantic
7.5
Good
689 reviews
Austrian Airlines
7.6
Good
927 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
United Airlines
7.4
Good
9,801 reviews
Austrian Airlines
7.6
Good
927 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Lufthansa
6.8
Okay
8,052 reviews
Austrian Airlines
7.6
Good
927 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
British Airways
6.7
Okay
8,035 reviews
Austrian Airlines
7.6
Good
927 reviews
Check prices

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

Related info for your journey

Find useful and relevant information for your journey from London to Sonoma. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Sonoma?

    For as low as £551, SWISS can have you in Sonoma from London in 13h 15m. Airlines will cover a distance of 5350 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from London to Sonoma one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at £274. Virgin Atlantic flights start at £325 while deals on Iberia start at £327 one-way.

  • What are the most popular routes from London to Sonoma?

    The most popular route from London to Sonoma is London Heathrow - San Francisco. You may also consider London Gatwick - San Francisco or London City - San Francisco.

  • What are the most reliable airlines from London to Sonoma?

    Consider Air Canada (89%), Austrian Airlines (89%) or United Airlines (89%) when booking your flight. These represent the most reliable airlines when flying from London to Sonoma.

  • What are the cheapest flights from London to Sonoma?

    The cheapest flight price from London to Sonoma is £429. On average you can expect to pay £1,193. The most popular route, (London Heathrow - San Francisco), can usually be booked for £410.

  • Can I find deals for flights from London to Sonoma that include hotel bookings?

    Yes. In addition to deals on London to Sonoma flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Sonoma?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Sonoma.

  • Can I find deals for business class flights from London to Sonoma?

    Yes. Cheapflights offers flight deals from London to Sonoma by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for London to Sonoma

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from London to Sonoma

Discover the top 10 airlines that operate flights from London to Sonoma. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 June 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£322Average£661FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest£337Average£420FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£345Average£686FlexibilityNo cancel feeOn-time70%
Search British Airways flights
SWISSCheapest£352Average£453FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Aer LingusCheapest£354Average£586FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Scandinavian AirlinesCheapest£358Average£490FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£361Average£471FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Brussels AirlinesCheapest£373Average£518FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Austrian AirlinesCheapest£376Average£503FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapest£377Average£545FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Sonoma?

Deals for London to Sonoma flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Sonoma?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Sonoma for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Sonoma with no change fees?

Need flexible booking options for your flight to Sonoma from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Sonoma become cheaper?

Yes! Start tracking prices for London to Sonoma flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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