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Cheap flights from London Heathrow Airport to San Francisco from $689

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 11/9. 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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Find the cheapest flights from London Heathrow Airport to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
2:45 pm - 10:15 am
LHR
-
STS
51h 30m
2 stops
Alaska Airlines Logo
10:55 am - 12:20 pm
STS
-
LHR
41h 25m
2 stops
$1,110Alaska Airlines
Thu, Nov 12 - Mon, Nov 16
Alaska Airlines Logo
2:45 pm - 10:15 am
LHR
-
STS
51h 30m
2 stops
Alaska Airlines Logo
10:55 am - 12:20 pm
STS
-
LHR
41h 25m
2 stops
$1,119Alaska Airlines
Thu, Nov 12 - Mon, Nov 16
Multiple Airlines Logo
10:55 am - 8:14 pm
LHR
-
STS
17h 19m
2 stops
Multiple Airlines Logo
6:00 am - 5:35 pm
STS
-
LHR
27h 35m
1 stop
$1,127Multiple Airlines
Sat, Jun 20 - Sun, Jun 28
Alaska Airlines Logo
2:45 pm - 12:21 pm
LHR
-
STS
29h 36m
1 stop
Alaska Airlines Logo
7:00 am - 12:20 pm
STS
-
LHR
21h 20m
1 stop
$1,141Alaska Airlines
Thu, Nov 12 - Mon, Nov 16
Alaska Airlines Logo
5:00 pm - 3:55 pm
LHR
-
STS
30h 55m
2 stops
Alaska Airlines Logo
7:25 am - 3:05 pm
STS
-
LHR
23h 40m
2 stops
$1,158Alaska Airlines
Tue, Jun 16 - Tue, Jun 23
American Airlines Logo
4:25 pm - 12:05 pm
LHR
-
STS
27h 40m
1 stop
American Airlines Logo
12:45 pm - 6:15 am
STS
-
LHR
33h 30m
2 stops
$1,183American Airlines
Fri, Jun 12 - Sun, Jun 21
Alaska Airlines Logo
5:00 pm - 4:55 pm
LHR
-
STS
31h 55m
2 stops
Alaska Airlines Logo
7:25 am - 3:05 pm
STS
-
LHR
23h 40m
2 stops
$1,196Alaska Airlines
Mon, Jun 22 - Sun, Jul 12
American Airlines Logo
6:05 pm - 12:03 pm
LHR
-
STS
25h 58m
2 stops
American Airlines Logo
1:00 pm - 2:25 pm
STS
-
LHR
17h 25m
2 stops
$1,197American Airlines
Tue, Jul 14 - Tue, Jul 28
Alaska Airlines Logo
2:45 pm - 9:57 pm
LHR
-
STS
15h 12m
1 stop
Alaska Airlines Logo
10:55 am - 12:20 pm
STS
-
LHR
17h 25m
2 stops
$1,198Alaska Airlines
Thu, Nov 12 - Mon, Nov 16
Alaska Airlines Logo
5:00 pm - 11:58 am
LHR
-
STS
26h 58m
1 stop
Alaska Airlines Logo
5:35 pm - 3:05 pm
STS
-
LHR
13h 30m
1 stop
$1,205Alaska Airlines
Mon, Jun 22 - Sat, Jul 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
Jun 12
LHR4:25 pmLondon Heathrow
27h 40m
1 stop
STS12:05 pmSanta Rosa Sonoma County
Jun 21
STS12:45 pmSanta Rosa Sonoma County
33h 30m
2 stops
LHR6:15 amLondon Heathrow
$1,183
American Airlines
Jul 14
LHR6:05 pmLondon Heathrow
25h 58m
2 stops
STS12:03 pmSanta Rosa Sonoma County
Jul 28
STS1:00 pmSanta Rosa Sonoma County
17h 25m
2 stops
LHR2:25 pmLondon Heathrow
$1,197
American Airlines
Jun 12
LHR4:25 pmLondon Heathrow
27h 40m
1 stop
STS12:05 pmSanta Rosa Sonoma County
Jun 19
STS12:45 pmSanta Rosa Sonoma County
33h 30m
2 stops
LHR6:15 amLondon Heathrow
$1,209

Alaska Airlines flights from London Heathrow Airport to Santa Rosa

Our best Alaska Airlines deals on London Heathrow Airport to Santa Rosa flight tickets
Alaska Airlines
Nov 12
LHR2:45 pmLondon Heathrow
51h 30m
2 stops
STS10:15 amSanta Rosa Sonoma County
Nov 16
STS10:55 amSanta Rosa Sonoma County
41h 25m
2 stops
LHR12:20 pmLondon Heathrow
$1,110
Alaska Airlines
Nov 12
LHR2:45 pmLondon Heathrow
51h 30m
2 stops
STS10:15 amSanta Rosa Sonoma County
Nov 16
STS10:55 amSanta Rosa Sonoma County
41h 25m
2 stops
LHR12:20 pmLondon Heathrow
$1,119
Alaska Airlines
Nov 12
LHR2:45 pmLondon Heathrow
29h 36m
1 stop
STS12:21 pmSanta Rosa Sonoma County
Nov 16
STS7:00 amSanta Rosa Sonoma County
21h 20m
1 stop
LHR12:20 pmLondon Heathrow
$1,141

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 May 22, 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

Cheapest round-trip

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 11/12

2:45 pm-10:15 am

2 stops51h 30m

Santa Rosa Sonoma County

Mon 11/16

10:55 am-12:20 pm

2 stops41h 25m

$1,110

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 11/12

2:45 pm-10:15 am

2 stops51h 30m

Santa Rosa Sonoma County

Mon 11/16

10:55 am-12:20 pm

2 stops41h 25m

$1,119

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sat 6/20

10:55 am-8:14 pm

2 stops17h 19m

Santa Rosa Sonoma County

Sun 6/28

6:00 am-5:35 pm

1 stop27h 35m

$1,127

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 11/12

2:45 pm-12:21 pm

1 stop29h 36m

Santa Rosa Sonoma County

Mon 11/16

7:00 am-12:20 pm

1 stop21h 20m

$1,141

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 6/16

5:00 pm-3:55 pm

2 stops30h 55m

Santa Rosa Sonoma County

Tue 6/23

7:25 am-3:05 pm

2 stops23h 40m

$1,158

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 6/12

4:25 pm-12:05 pm

1 stop27h 40m

Santa Rosa Sonoma County

Sun 6/21

12:45 pm-6:15 am

2 stops33h 30m

$1,183

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 6/22

5:00 pm-4:55 pm

2 stops31h 55m

Santa Rosa Sonoma County

Sun 7/12

7:25 am-3:05 pm

2 stops23h 40m

$1,196

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 7/14

6:05 pm-12:03 pm

2 stops25h 58m

Santa Rosa Sonoma County

Tue 7/28

1:00 pm-2:25 pm

2 stops17h 25m

$1,197
Quickest round-trip

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 11/12

2:45 pm-9:57 pm

1 stop15h 12m

Santa Rosa Sonoma County

Mon 11/16

10:55 am-12:20 pm

2 stops17h 25m

$1,198

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 6/22

5:00 pm-11:58 am

1 stop26h 58m

Santa Rosa Sonoma County

Sat 7/11

5:35 pm-3:05 pm

1 stop13h 30m

$1,205

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?

Alaska Airlines 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 36% of people opting to fly with this airline when traveling to Santa Rosa. Keep in mind that there are 13 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

26h 38m

Direct flights

None
The fastest flight from London Heathrow Airport to Santa Rosa takes 26h 38m
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

Frequently asked questions about flying 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. 26h 38m 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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