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Cheap flights from London to San Francisco from $657

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 to San Francisco departing on 6/15. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 11:10 am
LHR
-
STS
37h 10m
2 stops
Multiple Airlines Logo
5:21 pm - 6:55 am
STS
-
LHR
29h 34m
2 stops
$887Multiple Airlines
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
1:05 pm - 11:10 am
LHR
-
STS
30h 05m
1 stop
Multiple Airlines Logo
5:21 pm - 6:55 am
STS
-
LHR
29h 34m
2 stops
$923Multiple Airlines
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
4:55 pm - 11:10 am
LHR
-
STS
26h 15m
1 stop
Multiple Airlines Logo
7:59 am - 12:45 pm
STS
-
LHR
20h 46m
1 stop
$968Multiple Airlines
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
9:25 pm - 12:21 pm
LHR
-
STS
46h 56m
2 stops
Multiple Airlines Logo
1:13 pm - 8:20 pm
STS
-
LHR
23h 07m
2 stops
$1,128Multiple Airlines
Fri, May 1 - Fri, May 8
Multiple Airlines Logo
3:05 pm - 11:45 pm
LHR
-
STS
16h 40m
1 stop
Multiple Airlines Logo
4:21 pm - 3:05 pm
STS
-
LHR
14h 44m
1 stop
$1,190Multiple Airlines
Wed, Sep 9 - Tue, Sep 22
Multiple Airlines Logo
4:10 pm - 12:26 pm
LHR
-
STS
28h 16m
1 stop
Multiple Airlines Logo
4:23 pm - 3:05 pm
STS
-
LHR
14h 42m
1 stop
$1,193Multiple Airlines
Tue, Apr 14 - Sat, May 9
Multiple Airlines Logo
9:25 pm - 4:15 pm
LHR
-
STS
26h 50m
2 stops
Multiple Airlines Logo
8:09 pm - 8:20 pm
STS
-
LHR
16h 11m
2 stops
$1,262Multiple Airlines
Wed, Jun 24 - Fri, Jul 10
Multiple Airlines Logo
7:25 pm - 11:59 pm
LHR
-
STS
36h 34m
2 stops
Multiple Airlines Logo
7:00 am - 3:05 pm
STS
-
LHR
24h 05m
1 stop
$1,265Multiple Airlines
Tue, Apr 14 - Sat, May 9
American Airlines Logo
12:55 pm - 12:03 pm
LHR
-
STS
31h 08m
1 stop
American Airlines Logo
4:20 pm - 11:05 am
STS
-
LHR
34h 45m
1 stop
$1,276American Airlines
Sat, Jul 4 - Mon, Jul 13
Multiple Airlines Logo
8:20 am - 11:01 pm
LHR
-
STS
22h 41m
1 stop
Multiple Airlines Logo
7:00 am - 5:20 pm
STS
-
LHR
26h 20m
2 stops
$1,283Multiple Airlines
Fri, May 1 - Fri, May 8

American Airlines flights from London to Santa Rosa

Our best American Airlines deals on London to Santa Rosa flight tickets
American Airlines
Jul 4
LHR12:55 pmLondon Heathrow
31h 08m
1 stop
STS12:03 pmSanta Rosa Sonoma County
Jul 13
STS4:20 pmSanta Rosa Sonoma County
34h 45m
1 stop
LHR11:05 amLondon Heathrow
$1,276
American Airlines
Jul 3
LHR4:10 pmLondon Heathrow
28h 15m
1 stop
STS12:25 pmSanta Rosa Sonoma County
Jul 14
STS4:20 pmSanta Rosa Sonoma County
14h 45m
1 stop
LHR3:05 pmLondon Heathrow
$1,316
American Airlines
Jul 4
LHR12:55 pmLondon Heathrow
31h 08m
1 stop
STS12:03 pmSanta Rosa Sonoma County
Jul 15
STS4:20 pmSanta Rosa Sonoma County
34h 45m
1 stop
LHR11:05 amLondon Heathrow
$1,352

Iberia flights from London to Santa Rosa

Our best Iberia deals on London to Santa Rosa flight tickets
Iberia
Sep 9
LHR3:05 pmLondon Heathrow
16h 40m
1 stop
STS11:45 pmSanta Rosa Sonoma County
Sep 13
STS3:05 pmSanta Rosa Sonoma County
36h 00m
1 stop
LHR11:05 amLondon Heathrow
$1,410
Iberia
Sep 9
LHR8:20 amLondon Heathrow
23h 25m
1 stop
STS11:45 pmSanta Rosa Sonoma County
Sep 13
STS3:05 pmSanta Rosa Sonoma County
36h 00m
1 stop
LHR11:05 amLondon Heathrow
$1,437
Iberia
Sep 9
LHR6:15 amLondon Heathrow
25h 30m
2 stops
STS11:45 pmSanta Rosa Sonoma County
Sep 13
STS3:05 pmSanta Rosa Sonoma County
36h 00m
1 stop
LHR11:05 amLondon Heathrow
$1,621

momondo Fare Finder

 
Customize your flight search to find flights from London 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 March 20, 2026.
Use the filters below to find and compare flights from London 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

Tue 6/2

6:00 am-11:10 am

2 stops37h 10m

Santa Rosa Sonoma County

Tue 6/9

5:21 pm-6:55 am

2 stops29h 34m

$887

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 6/2

1:05 pm-11:10 am

1 stop30h 05m

Santa Rosa Sonoma County

Tue 6/9

5:21 pm-6:55 am

2 stops29h 34m

$923

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 6/2

4:55 pm-11:10 am

1 stop26h 15m

Santa Rosa Sonoma County

Tue 6/9

7:59 am-12:45 pm

1 stop20h 46m

$968

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 5/1

9:25 pm-12:21 pm

2 stops46h 56m

Santa Rosa Sonoma County

Fri 5/8

1:13 pm-8:20 pm

2 stops23h 07m

$1,128
Quickest round-trip

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 9/9

3:05 pm-11:45 pm

1 stop16h 40m

Santa Rosa Sonoma County

Tue 9/22

4:21 pm-3:05 pm

1 stop14h 44m

$1,190

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 4/14

4:10 pm-12:26 pm

1 stop28h 16m

Santa Rosa Sonoma County

Sat 5/9

4:23 pm-3:05 pm

1 stop14h 42m

$1,193

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 6/24

9:25 pm-4:15 pm

2 stops26h 50m

Santa Rosa Sonoma County

Fri 7/10

8:09 pm-8:20 pm

2 stops16h 11m

$1,262

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 4/14

7:25 pm-11:59 pm

2 stops36h 34m

Santa Rosa Sonoma County

Sat 5/9

7:00 am-3:05 pm

1 stop24h 05m

$1,265

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sat 7/4

12:55 pm-12:03 pm

1 stop31h 08m

Santa Rosa Sonoma County

Mon 7/13

4:20 pm-11:05 am

1 stop34h 45m

$1,276

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 5/1

8:20 am-11:01 pm

1 stop22h 41m

Santa Rosa Sonoma County

Fri 5/8

7:00 am-5:20 pm

2 stops26h 20m

$1,283

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 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 to Santa Rosa Sonoma County?

American Airlines is the most popular carrier operating from London 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 according to our data. British Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Santa Rosa. Keep in mind that there are 14 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 to Santa Rosa

Are you open to changing your travel dates? Check out the ideal times to fly from London to Santa Rosa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Santa Rosa (LON to STS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Santa Rosa

Fastest flight time

16h 40m

Direct flights

None
The fastest flight from London to Santa Rosa takes 16h 40m
There are no direct flights from London to Santa Rosa. There are no popular flight routes from London to Santa Rosa.
Search flight deals

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

    There are 5320.7 mi between London and Santa Rosa Sonoma County. A reasonable flight in good conditions will take 16h 40m.

  • When did momondo last update prices for flights from London to Santa Rosa Sonoma County Airport?

    Prices for flights from London to Santa Rosa Sonoma County Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London 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 to Santa Rosa Sonoma County Airport.

  • What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?

    The travel and health documents you'll need for your trip to Santa Rosa Sonoma County Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Santa Rosa Sonoma County Airport. It is always advisable to seek 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?

It is quick and easy to find London to Santa Rosa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Santa Rosa that suits you.

Can I find flights from London to Santa Rosa with flexible booking policies on momondo?

All flight searches from London to Santa Rosa on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Santa Rosa?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Santa Rosa from London.

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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