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Cheap flights from London Heathrow Airport to San Francisco from $559

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 10/15. 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
1 adult, Economy, 0 bags

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
1:05 pm - 9:35 pm
LHR
-
STS
16h 30m
1 stop
Multiple Airlines Logo
7:10 am - 10:10 am
STS
-
LHR
19h 00m
1 stop
$900Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
American Airlines Logo
5:15 pm - 12:14 pm
LHR
-
STS
26h 59m
2 stops
American Airlines Logo
1:18 pm - 8:00 pm
STS
-
LHR
22h 42m
2 stops
$1,001American Airlines
Mon, Nov 16 - Sun, Nov 22
American Airlines Logo
5:15 pm - 12:25 pm
LHR
-
STS
27h 10m
2 stops
American Airlines Logo
1:18 pm - 12:15 pm
STS
-
LHR
14h 57m
1 stop
$1,010American Airlines
Wed, Nov 18 - Mon, Nov 23
Alaska Airlines Logo
2:45 pm - 9:57 pm
LHR
-
STS
15h 12m
1 stop
Alaska Airlines Logo
6:00 am - 12:20 pm
STS
-
LHR
22h 20m
1 stop
$1,029Alaska Airlines
Mon, Nov 16 - Mon, Nov 23
Alaska Airlines Logo
5:00 pm - 4:56 pm
LHR
-
STS
31h 56m
2 stops
Alaska Airlines Logo
10:00 am - 3:05 pm
STS
-
LHR
21h 05m
2 stops
$1,034Alaska Airlines
Fri, Sep 18 - Tue, Sep 22
Alaska Airlines Logo
5:00 pm - 12:46 pm
LHR
-
STS
27h 46m
1 stop
Alaska Airlines Logo
5:34 pm - 3:05 pm
STS
-
LHR
13h 31m
1 stop
$1,039Alaska Airlines
Wed, Sep 16 - Wed, Sep 23
Alaska Airlines Logo
2:45 pm - 8:50 am
LHR
-
STS
49h 05m
2 stops
Alaska Airlines Logo
3:02 pm - 12:20 pm
STS
-
LHR
37h 18m
2 stops
$1,041Alaska Airlines
Thu, Oct 29 - Mon, Nov 2
Alaska Airlines Logo
5:00 pm - 4:56 pm
LHR
-
STS
31h 56m
2 stops
Alaska Airlines Logo
3:09 pm - 3:05 pm
STS
-
LHR
15h 56m
2 stops
$1,044Alaska Airlines
Fri, Sep 18 - Thu, Sep 24
Alaska Airlines Logo
2:45 pm - 8:07 pm
LHR
-
STS
37h 22m
2 stops
Alaska Airlines Logo
3:02 pm - 12:20 pm
STS
-
LHR
37h 18m
2 stops
$1,050Alaska Airlines
Wed, Nov 4 - Sat, Nov 7
Alaska Airlines Logo
5:00 pm - 4:56 pm
LHR
-
STS
31h 56m
2 stops
Alaska Airlines Logo
3:09 pm - 3:05 pm
STS
-
LHR
15h 56m
2 stops
$1,053Alaska Airlines
Fri, Sep 18 - Fri, Sep 25

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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 16
LHR2:45 pmLondon Heathrow
15h 12m
1 stop
STS9:57 pmSanta Rosa Sonoma County
Nov 23
STS6:00 amSanta Rosa Sonoma County
22h 20m
1 stop
LHR12:20 pmLondon Heathrow
$1,029
Alaska Airlines
Sep 18
LHR5:00 pmLondon Heathrow
31h 56m
2 stops
STS4:56 pmSanta Rosa Sonoma County
Sep 22
STS10:00 amSanta Rosa Sonoma County
21h 05m
2 stops
LHR3:05 pmLondon Heathrow
$1,034
Alaska Airlines
Sep 16
LHR5:00 pmLondon Heathrow
27h 46m
1 stop
STS12:46 pmSanta Rosa Sonoma County
Sep 24
STS5:34 pmSanta Rosa Sonoma County
13h 31m
1 stop
LHR3:05 pmLondon Heathrow
$1,039

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
Nov 16
LHR5:15 pmLondon Heathrow
26h 59m
2 stops
STS12:14 pmSanta Rosa Sonoma County
Nov 22
STS1:18 pmSanta Rosa Sonoma County
22h 42m
2 stops
LHR8:00 pmLondon Heathrow
$1,001
American Airlines
Nov 18
LHR5:15 pmLondon Heathrow
27h 10m
2 stops
STS12:25 pmSanta Rosa Sonoma County
Nov 23
STS1:18 pmSanta Rosa Sonoma County
14h 57m
1 stop
LHR12:15 pmLondon Heathrow
$1,010
American Airlines
Sep 14
LHR4:25 pmLondon Heathrow
27h 44m
1 stop
STS12:09 pmSanta Rosa Sonoma County
Sep 24
STS12:39 pmSanta Rosa Sonoma County
16h 11m
1 stop
LHR12:50 pmLondon Heathrow
$1,093

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 August 1, 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
Quickest round-trip

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sat 9/12

1:05 pm-9:35 pm

1 stop16h 30m

Santa Rosa Sonoma County

Sat 9/19

7:10 am-10:10 am

1 stop19h 00m

$900

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 11/16

5:15 pm-12:14 pm

2 stops26h 59m

Santa Rosa Sonoma County

Sun 11/22

1:18 pm-8:00 pm

2 stops22h 42m

$1,001

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 11/18

5:15 pm-12:25 pm

2 stops27h 10m

Santa Rosa Sonoma County

Mon 11/23

1:18 pm-12:15 pm

1 stop14h 57m

$1,010

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 11/16

2:45 pm-9:57 pm

1 stop15h 12m

Santa Rosa Sonoma County

Mon 11/23

6:00 am-12:20 pm

1 stop22h 20m

$1,029

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 9/18

5:00 pm-4:56 pm

2 stops31h 56m

Santa Rosa Sonoma County

Tue 9/22

10:00 am-3:05 pm

2 stops21h 05m

$1,034

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 9/16

5:00 pm-12:46 pm

1 stop27h 46m

Santa Rosa Sonoma County

Wed 9/23

5:34 pm-3:05 pm

1 stop13h 31m

$1,039

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 10/29

2:45 pm-8:50 am

2 stops49h 05m

Santa Rosa Sonoma County

Mon 11/2

3:02 pm-12:20 pm

2 stops37h 18m

$1,041

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 9/18

5:00 pm-4:56 pm

2 stops31h 56m

Santa Rosa Sonoma County

Thu 9/24

3:09 pm-3:05 pm

2 stops15h 56m

$1,044

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 11/4

2:45 pm-8:07 pm

2 stops37h 22m

Santa Rosa Sonoma County

Sat 11/7

3:02 pm-12:20 pm

2 stops37h 18m

$1,050

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 9/18

5:00 pm-4:56 pm

2 stops31h 56m

Santa Rosa Sonoma County

Fri 9/25

3:09 pm-3:05 pm

2 stops15h 56m

$1,053

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 and Delta are the most popular carriers operating from London Heathrow to Santa Rosa Sonoma County

What airlines fly to Santa Rosa?

United Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Santa Rosa from London Heathrow Airport according to our data. United Airlines is the first choice among our users, with 32% 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

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. 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
Ukiah
Mendocino
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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