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Cheap flights from London Heathrow Airport to San Francisco from $705

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to San Francisco departing on 1/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:30 pm - 12:25 pmLHR-STS
27h 55m2 stops
American Airlines Logo
4:23 pm - 10:10 pmSTS-LHR
21h 47m2 stops
$927American Airlines
Find Deal
Fri, Jan 16 - Tue, Jan 20
American Airlines Logo
11:50 am - 10:58 pmLHR-STS
19h 08m1 stop
American Airlines Logo
7:00 am - 2:00 pmSTS-LHR
23h 00m1 stop
$939American Airlines
Find Deal
Mon, Jan 12 - Mon, Jan 19
American Airlines Logo
11:50 am - 10:58 pmLHR-STS
19h 08m1 stop
American Airlines Logo
12:55 pm - 12:15 pmSTS-LHR
15h 20m2 stops
$944American Airlines
Find Deal
Mon, Jan 12 - Mon, Jan 19
American Airlines Logo
4:55 pm - 10:11 amLHR-STS
25h 16m1 stop
American Airlines Logo
7:00 am - 10:00 amSTS-LHR
19h 00m1 stop
$949American Airlines
Find Deal
Wed, Feb 18 - Sat, Mar 7
American Airlines Logo
3:10 pm - 10:11 amLHR-STS
27h 01m1 stop
American Airlines Logo
7:00 am - 12:30 pmSTS-LHR
22h 30m1 stop
$973American Airlines
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Wed, Feb 18 - Sun, Mar 8
Multiple Airlines Logo
8:50 am - 10:25 amLHR-STS
33h 35m2 stops
Multiple Airlines Logo
7:00 am - 4:50 pmSTS-LHR
25h 50m2 stops
$976Multiple Airlines
Find Deal
Mon, Jan 12 - Mon, Jan 19
American Airlines Logo
3:05 pm - 10:58 pmLHR-STS
15h 53m1 stop
American Airlines Logo
4:23 pm - 1:15 pmSTS-LHR
12h 52m1 stop
$980American Airlines
Find Deal
Fri, Jan 16 - Tue, Jan 20
American Airlines Logo
3:10 pm - 11:57 pmLHR-STS
16h 47m1 stop
American Airlines Logo
7:00 am - 2:00 pmSTS-LHR
23h 00m1 stop
$989American Airlines
Find Deal
Thu, Feb 19 - Sat, Mar 7
American Airlines Logo
3:10 pm - 11:57 pmLHR-STS
16h 47m1 stop
American Airlines Logo
7:00 am - 12:30 pmSTS-LHR
22h 30m1 stop
$1,013American Airlines
Find Deal
Thu, Feb 19 - Sun, Mar 8
Multiple Airlines Logo
4:55 pm - 10:11 amLHR-STS
25h 16m1 stop
Multiple Airlines Logo
7:00 am - 12:30 pmSTS-LHR
21h 30m1 stop
$1,095Multiple Airlines
Find Deal
Wed, Feb 18 - Sat, Mar 7

American Airlines flights from London Heathrow Airport to Santa Rosa

Our best American Airlines deals on London Heathrow Airport to Santa Rosa flight tickets
American Airlines
Jan 16
LHR4:30 pmLondon Heathrow
27h 55m
2 stops
STS12:25 pmSanta Rosa Sonoma County
Jan 20
STS4:23 pmSanta Rosa Sonoma County
21h 47m
2 stops
LHR10:10 pmLondon Heathrow
$927
Find similar
American Airlines
Jan 12
LHR11:50 amLondon Heathrow
19h 08m
1 stop
STS10:58 pmSanta Rosa Sonoma County
Jan 19
STS7:00 amSanta Rosa Sonoma County
23h 00m
1 stop
LHR2:00 pmLondon Heathrow
$939
Find similar
American Airlines
Jan 12
LHR11:50 amLondon Heathrow
19h 08m
1 stop
STS10:58 pmSanta Rosa Sonoma County
Jan 19
STS12:55 pmSanta Rosa Sonoma County
15h 20m
2 stops
LHR12:15 pmLondon Heathrow
$944
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Santa Rosa 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, momondo users made 832,500 searches. Data last updated November 29, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 1/16

4:30 pm-12:25 pm

2 stops27h 55m

Santa Rosa Sonoma County

Tue 1/20

4:23 pm-10:10 pm

2 stops21h 47m

$927

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 1/12

11:50 am-10:58 pm

1 stop19h 08m

Santa Rosa Sonoma County

Mon 1/19

7:00 am-2:00 pm

1 stop23h 00m

$939

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 1/12

11:50 am-10:58 pm

1 stop19h 08m

Santa Rosa Sonoma County

Mon 1/19

12:55 pm-12:15 pm

2 stops15h 20m

$944

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 2/18

4:55 pm-10:11 am

1 stop25h 16m

Santa Rosa Sonoma County

Sat 3/7

7:00 am-10:00 am

1 stop19h 00m

$949

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 2/18

3:10 pm-10:11 am

1 stop27h 01m

Santa Rosa Sonoma County

Sun 3/8

7:00 am-12:30 pm

1 stop22h 30m

$973

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 1/12

8:50 am-10:25 am

2 stops33h 35m

Santa Rosa Sonoma County

Mon 1/19

7:00 am-4:50 pm

2 stops25h 50m

$976

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 1/16

3:05 pm-10:58 pm

1 stop15h 53m

Santa Rosa Sonoma County

Tue 1/20

4:23 pm-1:15 pm

1 stop12h 52m

$980

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 2/19

3:10 pm-11:57 pm

1 stop16h 47m

Santa Rosa Sonoma County

Sat 3/7

7:00 am-2:00 pm

1 stop23h 00m

$989

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 2/19

3:10 pm-11:57 pm

1 stop16h 47m

Santa Rosa Sonoma County

Sun 3/8

7:00 am-12:30 pm

1 stop22h 30m

$1,013

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 2/18

4:55 pm-10:11 am

1 stop25h 16m

Santa Rosa Sonoma County

Sat 3/7

7:00 am-12:30 pm

1 stop21h 30m

$1,095

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from London Heathrow Airport to Santa Rosa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from London Heathrow to Santa Rosa Sonoma County?

Finnair is the most popular carrier operating from London Heathrow to Santa Rosa Sonoma County

What airlines fly to Santa Rosa?

British Airways, United Airlines and Lufthansa are the top three most popular airlines that fly to Santa Rosa from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Santa Rosa. Keep in mind that there are 11 different airlines that fly to Santa Rosa on a routine basis, so you have a few additional options to choose from.

When to book flights from London Heathrow Airport to Santa Rosa

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Santa Rosa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to Santa Rosa (LHR to STS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Santa Rosa

Fastest flight time

19h 08m

Direct flights

None
The fastest flight from London Heathrow Airport to Santa Rosa takes 19h 08m
There are no direct flights from London Heathrow Airport to Santa Rosa. There are no popular flight routes from London Heathrow Airport to Santa Rosa.
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  • How far is London Heathrow to Santa Rosa Sonoma County by plane?

    Santa Rosa Sonoma County is 5312.4 mi away from London Heathrow. 15h 53m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London Heathrow Airport to Santa Rosa Sonoma County Airport?

    Prices for flights from London Heathrow Airport to Santa Rosa Sonoma County Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Heathrow Airport to Santa Rosa Sonoma County Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Santa Rosa Sonoma County Airport.

  • What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?

    The necessary travel and health documents for your Santa Rosa Sonoma County Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Fort Bragg
Mendocino
Ukiah
Little River
Point Arena

Why use momondo?

Why should I use momondo to find a flight deal from London to Santa Rosa?

Finding the right flight to Santa Rosa from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Santa Rosa quick and easy, saving you time and money.

Can I find flights from London to Santa Rosa with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Santa Rosa from London with this policy.

How can momondo help me find flights from London to Santa Rosa?

Once all potential London to Santa Rosa flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Santa Rosa right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Santa Rosa flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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