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Cheap flights from London Heathrow Airport to San Francisco from $660

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 4/15. 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.
Multiple Airlines Logo
2:30 pm - 11:59 pm
LHR
-
STS
17h 29m1 stop
Multiple Airlines Logo
7:00 am - 3:00 pm
STS
-
LHR
24h 00m1 stop
$660Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
5:20 pm - 10:25 am
LHR
-
STS
25h 05m1 stop
Multiple Airlines Logo
7:00 am - 4:50 pm
STS
-
LHR
25h 50m1 stop
$684Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
Multiple Airlines Logo
9:55 am - 11:59 pm
LHR
-
STS
22h 04m1 stop
Multiple Airlines Logo
7:00 am - 1:50 pm
STS
-
LHR
22h 50m2 stops
$698Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
2:30 pm - 10:25 am
LHR
-
STS
27h 55m2 stops
Multiple Airlines Logo
7:00 am - 10:55 am
STS
-
LHR
19h 55m1 stop
$707Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
American Airlines Logo
7:05 pm - 12:25 pm
LHR
-
STS
25h 20m2 stops
American Airlines Logo
1:00 pm - 1:15 pm
STS
-
LHR
16h 15m1 stop
$836American Airlines
Mon, Feb 9 - Tue, Feb 17
American Airlines Logo
5:00 pm - 12:25 pm
LHR
-
STS
27h 25m2 stops
American Airlines Logo
4:23 pm - 1:15 pm
STS
-
LHR
12h 52m1 stop
$857American Airlines
Wed, Jan 7 - Tue, Jan 13
American Airlines Logo
7:05 pm - 12:25 pm
LHR
-
STS
25h 20m2 stops
American Airlines Logo
12:55 pm - 12:15 pm
STS
-
LHR
15h 20m2 stops
$872American Airlines
Tue, Feb 3 - Tue, Feb 10
Multiple Airlines Logo
11:50 am - 9:56 am
LHR
-
STS
30h 06m1 stop
Multiple Airlines Logo
6:50 am - 11:20 am
STS
-
LHR
20h 30m1 stop
$874Multiple Airlines
Wed, Feb 4 - Wed, Feb 11
American Airlines Logo
2:25 pm - 12:25 pm
LHR
-
STS
30h 00m1 stop
American Airlines Logo
1:00 pm - 1:15 pm
STS
-
LHR
16h 15m1 stop
$876American Airlines
Fri, Feb 6 - Thu, Feb 19
American Airlines Logo
6:00 pm - 12:25 pm
LHR
-
STS
26h 25m2 stops
American Airlines Logo
1:15 pm - 2:00 pm
STS
-
LHR
16h 45m2 stops
$877American Airlines
Wed, Feb 4 - Wed, Feb 11

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
Feb 9
LHR3:10 pmLondon Heathrow
15h 48m
1 stop
STS10:58 pmSanta Rosa Sonoma County
Feb 18
STS4:27 pmSanta Rosa Sonoma County
30h 08m
2 stops
LHR6:35 amLondon Heathrow
$836
Find similar
American Airlines
Jan 7
LHR5:00 pmLondon Heathrow
27h 25m
2 stops
STS12:25 pmSanta Rosa Sonoma County
Jan 13
STS4:23 pmSanta Rosa Sonoma County
12h 52m
1 stop
LHR1:15 pmLondon Heathrow
$857
Find similar
American Airlines
Feb 3
LHR7:05 pmLondon Heathrow
25h 20m
2 stops
STS12:25 pmSanta Rosa Sonoma County
Feb 10
STS12:55 pmSanta Rosa Sonoma County
15h 20m
2 stops
LHR12:15 pmLondon Heathrow
$872
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 December 22, 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

Wed 4/15

2:30 pm-11:59 pm

1 stop17h 29m

Santa Rosa Sonoma County

Wed 4/22

7:00 am-3:00 pm

1 stop24h 00m

$660

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 2/3

5:20 pm-10:25 am

1 stop25h 05m

Santa Rosa Sonoma County

Tue 2/10

7:00 am-4:50 pm

1 stop25h 50m

$684

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 4/15

9:55 am-11:59 pm

1 stop22h 04m

Santa Rosa Sonoma County

Wed 4/22

7:00 am-1:50 pm

2 stops22h 50m

$698

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 2/3

2:30 pm-10:25 am

2 stops27h 55m

Santa Rosa Sonoma County

Tue 2/10

7:00 am-10:55 am

1 stop19h 55m

$707

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 2/9

7:05 pm-12:25 pm

2 stops25h 20m

Santa Rosa Sonoma County

Tue 2/17

1:00 pm-1:15 pm

1 stop16h 15m

$836

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 1/7

5:00 pm-12:25 pm

2 stops27h 25m

Santa Rosa Sonoma County

Tue 1/13

4:23 pm-1:15 pm

1 stop12h 52m

$857

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 2/3

7:05 pm-12:25 pm

2 stops25h 20m

Santa Rosa Sonoma County

Tue 2/10

12:55 pm-12:15 pm

2 stops15h 20m

$872

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 2/4

11:50 am-9:56 am

1 stop30h 06m

Santa Rosa Sonoma County

Wed 2/11

6:50 am-11:20 am

1 stop20h 30m

$874

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 2/6

2:25 pm-12:25 pm

1 stop30h 00m

Santa Rosa Sonoma County

Thu 2/19

1:00 pm-1:15 pm

1 stop16h 15m

$876

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 2/4

6:00 pm-12:25 pm

2 stops26h 25m

Santa Rosa Sonoma County

Wed 2/11

1:15 pm-2:00 pm

2 stops16h 45m

$877

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 and American Airlines are the most popular carriers 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 40% of people opting to fly with this airline when traveling to Santa Rosa. Keep in mind that there are 12 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

17h 29m

Direct flights

None
The fastest flight from London Heathrow Airport to Santa Rosa takes 17h 29m
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.
Search flight deals

  • How far is London Heathrow to Santa Rosa Sonoma County by plane?

    Santa Rosa Sonoma County is 5312.4 mi away from London Heathrow. 17h 29m 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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