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Cheap flights from Santa Rosa to London from $232

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to London departing on 4/12. 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 Santa Rosa to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:36 am - 2:50 pm
STS
-
LHR
20h 14m1 stop
Multiple Airlines Logo
3:10 pm - 10:58 pm
LHR
-
STS
15h 48m1 stop
$656Multiple Airlines
Sun, Jan 25 - Sun, Feb 1
Multiple Airlines Logo
7:00 am - 12:05 pm
STS
-
LHR
21h 05m1 stop
Multiple Airlines Logo
12:10 pm - 10:58 pm
LHR
-
STS
18h 48m2 stops
$660Multiple Airlines
Sun, Jan 25 - Sun, Feb 1
American Airlines Logo
4:17 pm - 3:05 pm
STS
-
LHR
14h 48m1 stop
American Airlines Logo
2:45 pm - 11:30 pm
LHR
-
STS
16h 45m1 stop
$731American Airlines
Thu, Apr 23 - Thu, May 14
Multiple Airlines Logo
9:45 am - 11:30 am
STS
-
LHR
17h 45m1 stop
Multiple Airlines Logo
12:15 pm - 11:30 pm
LHR
-
STS
19h 15m2 stops
$735Multiple Airlines
Thu, Apr 23 - Thu, May 14
Multiple Airlines Logo
11:07 am - 9:05 pm
STS
-
LHR
26h 58m2 stops
Multiple Airlines Logo
7:30 am - 11:41 pm
LHR
-
STS
23h 11m2 stops
$843Multiple Airlines
Tue, Mar 10 - Thu, Mar 26
Multiple Airlines Logo
7:00 am - 2:00 pm
STS
-
LHR
23h 00m1 stop
Multiple Airlines Logo
3:10 pm - 11:57 pm
LHR
-
STS
16h 47m1 stop
$856Multiple Airlines
Wed, Feb 25 - Mon, Mar 2
American Airlines Logo
4:27 pm - 8:00 pm
STS
-
LHR
19h 33m2 stops
American Airlines Logo
4:55 pm - 10:11 am
LHR
-
STS
25h 16m1 stop
$860American Airlines
Tue, Feb 24 - Sun, Mar 1
American Airlines Logo
7:00 am - 10:00 am
STS
-
LHR
19h 00m1 stop
American Airlines Logo
2:25 pm - 12:30 pm
LHR
-
STS
30h 05m1 stop
$862American Airlines
Tue, Feb 24 - Wed, Mar 4
American Airlines Logo
1:22 pm - 11:05 am
STS
-
LHR
13h 43m1 stop
American Airlines Logo
2:45 pm - 11:41 pm
LHR
-
STS
16h 56m1 stop
$881American Airlines
Wed, Apr 1 - Thu, Apr 9
American Airlines Logo
1:22 pm - 9:40 pm
STS
-
LHR
24h 18m2 stops
American Airlines Logo
12:55 pm - 9:47 am
LHR
-
STS
28h 52m2 stops
$885American Airlines
Sat, Apr 4 - Fri, Apr 10

Iberia flights from Santa Rosa to London

Our best Iberia deals on Santa Rosa to London flight tickets
Iberia
Mar 20
STS1:22 pmSanta Rosa Sonoma County
15h 58m
1 stop
LHR12:20 pmLondon Heathrow
Mar 30
LHR3:10 pmLondon Heathrow
16h 31m
1 stop
STS11:41 pmSanta Rosa Sonoma County
$965
Find similar
Iberia
Mar 20
STS1:22 pmSanta Rosa Sonoma County
17h 38m
1 stop
LHR2:00 pmLondon Heathrow
Mar 30
LHR6:35 amLondon Heathrow
25h 06m
2 stops
STS11:41 pmSanta Rosa Sonoma County
$1,070
Find similar
Iberia
Mar 20
STS1:22 pmSanta Rosa Sonoma County
20h 53m
2 stops
LHR5:15 pmLondon Heathrow
Mar 30
LHR6:35 amLondon Heathrow
25h 06m
2 stops
STS11:41 pmSanta Rosa Sonoma County
$1,218
Find similar

American Airlines flights from Santa Rosa to London

Our best American Airlines deals on Santa Rosa to London flight tickets
American Airlines
Apr 23
STS4:17 pmSanta Rosa Sonoma County
14h 48m
1 stop
LHR3:05 pmLondon Heathrow
May 14
LHR2:45 pmLondon Heathrow
16h 45m
1 stop
STS11:30 pmSanta Rosa Sonoma County
$731
Find similar
American Airlines
Apr 23
STS7:00 amSanta Rosa Sonoma County
19h 05m
1 stop
LHR10:05 amLondon Heathrow
May 14
LHR12:15 pmLondon Heathrow
19h 15m
2 stops
STS11:30 pmSanta Rosa Sonoma County
$735
Find similar
American Airlines
Feb 24
STS4:27 pmSanta Rosa Sonoma County
19h 33m
2 stops
LHR8:00 pmLondon Heathrow
Mar 1
LHR4:55 pmLondon Heathrow
25h 16m
1 stop
STS10:11 amSanta Rosa Sonoma County
$860
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to London 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 11, 2025.
Use the filters below to find and compare flights from Santa Rosa to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 1/25

10:36 am-2:50 pm

1 stop20h 14m

London Heathrow

Sun 2/1

3:10 pm-10:58 pm

1 stop15h 48m

$656

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 1/25

7:00 am-12:05 pm

1 stop21h 05m

London Heathrow

Sun 2/1

12:10 pm-10:58 pm

2 stops18h 48m

$660

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 4/23

4:17 pm-3:05 pm

1 stop14h 48m

London Heathrow

Thu 5/14

2:45 pm-11:30 pm

1 stop16h 45m

$731

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 4/23

9:45 am-11:30 am

1 stop17h 45m

London Heathrow

Thu 5/14

12:15 pm-11:30 pm

2 stops19h 15m

$735

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 3/10

11:07 am-9:05 pm

2 stops26h 58m

London Heathrow

Thu 3/26

7:30 am-11:41 pm

2 stops23h 11m

$843

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 2/25

7:00 am-2:00 pm

1 stop23h 00m

London Heathrow

Mon 3/2

3:10 pm-11:57 pm

1 stop16h 47m

$856

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 2/24

4:27 pm-8:00 pm

2 stops19h 33m

London Heathrow

Sun 3/1

4:55 pm-10:11 am

1 stop25h 16m

$860

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 2/24

7:00 am-10:00 am

1 stop19h 00m

London Heathrow

Wed 3/4

2:25 pm-12:30 pm

1 stop30h 05m

$862

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 4/1

1:22 pm-11:05 am

1 stop13h 43m

London Heathrow

Thu 4/9

2:45 pm-11:41 pm

1 stop16h 56m

$881

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sat 4/4

1:22 pm-9:40 pm

2 stops24h 18m

London Heathrow

Fri 4/10

12:55 pm-9:47 am

2 stops28h 52m

$885

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 London from

How to get the cheapest flight ticket from Santa Rosa to London

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 day to depart on your flight to London?

The cheapest day to depart from Santa Rosa to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $811. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $945. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Santa Rosa in the evening is the least expensive time of day to depart. momondo users have found prices as low as $855 when looking at flights departing in the evening. Flights to London are more costly at noon, with an average ticket price of $975. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Santa Rosa to London

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

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

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

Fastest flight time

15h 38m

Direct flights

None
The fastest flight from Santa Rosa to London takes 15h 38m
There are no direct flights from Santa Rosa to London. There are no popular flight routes from Santa Rosa to London.
Search flight deals

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

    The straight-line distance from Santa Rosa Sonoma County to London is 5320.7 mi. Typically, this will take 15h 38m by plane in normal conditions.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to London?

It is quick and easy to find Santa Rosa to London 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 London that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Santa Rosa to London.

I’m not ready to book a flight from Santa Rosa to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Santa Rosa to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport