Cheap flights from London Heathrow Airport to San Francisco from $682

This is the cheapest round-trip 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 2/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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11:20 am - 10:35 pmLHR-STS
19h 15m1 stop
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8:00 am - 10:55 amSTS-LHR
18h 55m1 stop
Sat, Feb 14 - Sat, Feb 21
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12:20 pm - 10:05 pmLHR-STS
16h 45m1 stop
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2:22 pm - 8:10 pmSTS-LHR
21h 48m2 stops
Tue, Oct 28 - Tue, Nov 4
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6:00 am - 10:35 pmLHR-STS
24h 35m2 stops
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8:00 am - 5:30 pmSTS-LHR
25h 30m2 stops
Sat, Feb 14 - Sat, Feb 21
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4:55 pm - 10:10 amLHR-STS
24h 15m1 stop
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7:00 am - 7:00 amSTS-LHR
16h 00m1 stop
Tue, Oct 28 - Tue, Nov 4
American Airlines Logo
4:55 pm - 10:10 amLHR-STS
24h 15m1 stop
American Airlines Logo
12:37 pm - 12:15 pmSTS-LHR
15h 38m2 stops
$801American Airlines
Find Deal
Tue, Oct 28 - Tue, Nov 4
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9:25 am - 9:58 pmLHR-STS
20h 33m1 stop
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12:49 pm - 12:15 pmSTS-LHR
15h 26m2 stops
Sat, Feb 14 - Sat, Feb 21
American Airlines Logo
9:15 am - 12:01 pmLHR-STS
34h 46m2 stops
American Airlines Logo
1:18 pm - 6:50 amSTS-LHR
33h 32m1 stop
$929American Airlines
Find Deal
Thu, Oct 23 - Sun, Nov 2
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10:20 am - 10:10 amLHR-STS
30h 50m2 stops
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6:34 pm - 5:15 pmSTS-LHR
38h 41m2 stops
Tue, Oct 28 - Tue, Nov 4
American Airlines Logo
4:25 pm - 12:21 pmLHR-STS
27h 56m2 stops
American Airlines Logo
4:23 pm - 6:50 amSTS-LHR
30h 27m2 stops
$976American Airlines
Find Deal
Fri, Oct 24 - Sun, Nov 2
American Airlines Logo
4:25 pm - 12:21 pmLHR-STS
27h 56m2 stops
American Airlines Logo
7:45 am - 8:35 amSTS-LHR
17h 50m2 stops
$1,126American Airlines
Find Deal
Wed, Oct 22 - Fri, Oct 31

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
Oct 28
LHR4:55 pmLondon Heathrow
24h 15m
1 stop
STS10:10 amSanta Rosa Sonoma County
Nov 4
STS12:37 pmSanta Rosa Sonoma County
15h 38m
2 stops
LHR12:15 pmLondon Heathrow
American Airlines
Oct 23
LHR9:15 amLondon Heathrow
34h 46m
2 stops
STS12:01 pmSanta Rosa Sonoma County
Nov 2
STS1:18 pmSanta Rosa Sonoma County
33h 32m
1 stop
LHR6:50 amLondon Heathrow
American Airlines
Oct 24
LHR4:25 pmLondon Heathrow
27h 56m
2 stops
STS12:21 pmSanta Rosa Sonoma County
Nov 2
STS4:23 pmSanta Rosa Sonoma County
30h 27m
2 stops
LHR6:50 amLondon Heathrow

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 September 14, 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

Sat 2/14

11:20 am-10:35 pm

1 stop19h 15m

Santa Rosa Sonoma County

Sat 2/21

8:00 am-10:55 am

1 stop18h 55m

$682

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 10/28

12:20 pm-10:05 pm

1 stop16h 45m

Santa Rosa Sonoma County

Tue 11/4

2:22 pm-8:10 pm

2 stops21h 48m

$750

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sat 2/14

6:00 am-10:35 pm

2 stops24h 35m

Santa Rosa Sonoma County

Sat 2/21

8:00 am-5:30 pm

2 stops25h 30m

$795

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 10/28

4:55 pm-10:10 am

1 stop24h 15m

Santa Rosa Sonoma County

Tue 11/4

7:00 am-7:00 am

1 stop16h 00m

$797

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 10/28

4:55 pm-10:10 am

1 stop24h 15m

Santa Rosa Sonoma County

Tue 11/4

12:37 pm-12:15 pm

2 stops15h 38m

$801

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sat 2/14

9:25 am-9:58 pm

1 stop20h 33m

Santa Rosa Sonoma County

Sat 2/21

12:49 pm-12:15 pm

2 stops15h 26m

$883

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 10/23

9:15 am-12:01 pm

2 stops34h 46m

Santa Rosa Sonoma County

Sun 11/2

1:18 pm-6:50 am

1 stop33h 32m

$929

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 10/28

10:20 am-10:10 am

2 stops30h 50m

Santa Rosa Sonoma County

Tue 11/4

6:34 pm-5:15 pm

2 stops38h 41m

$953

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 10/24

4:25 pm-12:21 pm

2 stops27h 56m

Santa Rosa Sonoma County

Sun 11/2

4:23 pm-6:50 am

2 stops30h 27m

$976

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 10/22

4:25 pm-12:21 pm

2 stops27h 56m

Santa Rosa Sonoma County

Fri 10/31

7:45 am-8:35 am

2 stops17h 50m

$1,126

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 Iberia 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 10 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

Direct flights

None
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.
  • How far is London Heathrow to Santa Rosa Sonoma County by plane?

    Santa Rosa Sonoma County is 5312.4 mi away from London Heathrow. 16h 45m 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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1 adult
Tue 10/14
Tue 10/21

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