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Cheap flights from London Heathrow Airport to San Francisco from $679

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 1/21. 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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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
11:20 am - 9:56 am
LHR
-
STS
30h 36m1 stop
Multiple Airlines Logo
7:00 am - 10:40 am
STS
-
LHR
19h 40m2 stops
$679Multiple Airlines
Wed, Jan 21 - Sun, Jan 25
Multiple Airlines Logo
5:20 pm - 9:56 am
LHR
-
STS
24h 36m1 stop
Multiple Airlines Logo
7:00 am - 4:50 pm
STS
-
LHR
25h 50m1 stop
$681Multiple Airlines
Wed, Jan 21 - Sun, Jan 25
Multiple Airlines Logo
11:20 am - 10:25 am
LHR
-
STS
31h 05m1 stop
Multiple Airlines Logo
7:00 am - 4:50 pm
STS
-
LHR
25h 50m1 stop
$686Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
Multiple Airlines Logo
8:00 pm - 10:58 pm
LHR
-
STS
34h 58m2 stops
Multiple Airlines Logo
7:00 am - 10:40 am
STS
-
LHR
19h 40m2 stops
$688Multiple Airlines
Wed, Jan 21 - Sun, Jan 25
Multiple Airlines Logo
2:30 pm - 10:25 am
LHR
-
STS
27h 55m2 stops
Multiple Airlines Logo
7:00 am - 4:50 pm
STS
-
LHR
25h 50m1 stop
$711Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
American Airlines Logo
4:30 pm - 12:25 pm
LHR
-
STS
27h 55m2 stops
American Airlines Logo
12:55 pm - 12:15 pm
STS
-
LHR
15h 20m2 stops
$879American Airlines
Tue, Feb 3 - Tue, Feb 10
Multiple Airlines Logo
5:05 pm - 12:26 pm
LHR
-
STS
26h 21m2 stops
Multiple Airlines Logo
4:23 pm - 8:00 pm
STS
-
LHR
20h 37m2 stops
$928Multiple Airlines
Thu, Mar 12 - Sun, Mar 15
Multiple Airlines Logo
2:55 pm - 11:50 pm
LHR
-
STS
16h 55m1 stop
Multiple Airlines Logo
1:03 pm - 1:15 pm
STS
-
LHR
16h 12m1 stop
$948Multiple Airlines
Thu, Feb 19 - Thu, Feb 26
Multiple Airlines Logo
2:55 pm - 11:50 pm
LHR
-
STS
15h 55m1 stop
Multiple Airlines Logo
4:23 pm - 10:10 pm
STS
-
LHR
22h 47m2 stops
$962Multiple Airlines
Thu, Mar 12 - Sun, Mar 15
Multiple Airlines Logo
2:55 pm - 11:50 pm
LHR
-
STS
15h 55m1 stop
Multiple Airlines Logo
8:00 am - 11:20 am
STS
-
LHR
20h 20m1 stop
$988Multiple Airlines
Thu, Mar 12 - Sun, Mar 15

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 3
LHR4:30 pmLondon Heathrow
27h 55m
2 stops
STS12:25 pmSanta Rosa Sonoma County
Feb 10
STS12:55 pmSanta Rosa Sonoma County
15h 20m
2 stops
LHR12:15 pmLondon Heathrow
$879
Find similar
American Airlines
Feb 20
LHR4:55 pmLondon Heathrow
25h 16m
1 stop
STS10:11 amSanta Rosa Sonoma County
Feb 27
STS1:03 pmSanta Rosa Sonoma County
16h 12m
1 stop
LHR1:15 pmLondon Heathrow
$989
Find similar
American Airlines
Feb 20
LHR4:55 pmLondon Heathrow
25h 16m
1 stop
STS10:11 amSanta Rosa Sonoma County
Feb 27
STS7:00 amSanta Rosa Sonoma County
16h 00m
2 stops
LHR7:00 amLondon Heathrow
$1,027
Find similar

Iberia flights from London Heathrow Airport to Santa Rosa

Our best Iberia deals on London Heathrow Airport to Santa Rosa flight tickets
Iberia
Jan 11
LHR10:05 amLondon Heathrow
20h 53m
1 stop
STS10:58 pmSanta Rosa Sonoma County
Mar 22
STS12:10 pmSanta Rosa Sonoma County
17h 10m
1 stop
LHR12:20 pmLondon Heathrow
$1,787
Find similar
Iberia
Jan 11
LHR10:05 amLondon Heathrow
20h 53m
1 stop
STS10:58 pmSanta Rosa Sonoma County
Mar 22
STS12:10 pmSanta Rosa Sonoma County
22h 05m
2 stops
LHR5:15 pmLondon Heathrow
$1,801
Find similar
Iberia
Jan 11
LHR7:25 amLondon Heathrow
23h 33m
2 stops
STS10:58 pmSanta Rosa Sonoma County
Mar 22
STS12:10 pmSanta Rosa Sonoma County
21h 25m
2 stops
LHR4:35 pmLondon Heathrow
$2,202
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 January 7, 2026.
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 1/21

11:20 am-9:56 am

1 stop30h 36m

Santa Rosa Sonoma County

Sun 1/25

7:00 am-10:40 am

2 stops19h 40m

$679

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 1/21

5:20 pm-9:56 am

1 stop24h 36m

Santa Rosa Sonoma County

Sun 1/25

7:00 am-4:50 pm

1 stop25h 50m

$681

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 2/3

11:20 am-10:25 am

1 stop31h 05m

Santa Rosa Sonoma County

Tue 2/10

7:00 am-4:50 pm

1 stop25h 50m

$686

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 1/21

8:00 pm-10:58 pm

2 stops34h 58m

Santa Rosa Sonoma County

Sun 1/25

7:00 am-10:40 am

2 stops19h 40m

$688

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-4:50 pm

1 stop25h 50m

$711

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 2/3

4:30 pm-12:25 pm

2 stops27h 55m

Santa Rosa Sonoma County

Tue 2/10

12:55 pm-12:15 pm

2 stops15h 20m

$879

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 3/12

5:05 pm-12:26 pm

2 stops26h 21m

Santa Rosa Sonoma County

Sun 3/15

4:23 pm-8:00 pm

2 stops20h 37m

$928

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 2/19

2:55 pm-11:50 pm

1 stop16h 55m

Santa Rosa Sonoma County

Thu 2/26

1:03 pm-1:15 pm

1 stop16h 12m

$948

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 3/12

2:55 pm-11:50 pm

1 stop15h 55m

Santa Rosa Sonoma County

Sun 3/15

4:23 pm-10:10 pm

2 stops22h 47m

$962

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 3/12

2:55 pm-11:50 pm

1 stop15h 55m

Santa Rosa Sonoma County

Sun 3/15

8:00 am-11:20 am

1 stop20h 20m

$988

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?

Iberia 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 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

19h 57m

Direct flights

None
The fastest flight from London Heathrow Airport to Santa Rosa takes 19h 57m
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. 19h 57m 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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