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Cheap flights from Santa Rosa to London from $332

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 5/12. 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
4:23 pm - 3:05 pm
STS
-
LHR
14h 42m
1 stop
Multiple Airlines Logo
4:10 pm - 12:26 pm
LHR
-
STS
28h 16m
1 stop
$819Multiple Airlines
Thu, Apr 16 - Mon, Apr 20
Multiple Airlines Logo
7:00 am - 12:20 pm
STS
-
LHR
21h 20m
1 stop
Multiple Airlines Logo
4:55 pm - 10:11 am
LHR
-
STS
24h 16m
1 stop
$864Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
1:05 pm - 10:55 am
STS
-
LHR
13h 50m
1 stop
Multiple Airlines Logo
7:40 pm - 11:36 am
LHR
-
STS
23h 56m
2 stops
$880Multiple Airlines
Tue, Jul 21 - Fri, Aug 14
Multiple Airlines Logo
1:05 pm - 10:55 am
STS
-
LHR
13h 50m
1 stop
Multiple Airlines Logo
4:10 pm - 12:35 pm
LHR
-
STS
28h 25m
1 stop
$882Multiple Airlines
Tue, Jul 21 - Fri, Aug 14
American Airlines Logo
4:23 pm - 9:40 pm
STS
-
LHR
21h 17m
2 stops
American Airlines Logo
8:20 am - 9:22 pm
LHR
-
STS
21h 02m
1 stop
$885American Airlines
Sat, Apr 25 - Fri, May 15
Multiple Airlines Logo
7:00 am - 12:45 pm
STS
-
LHR
21h 45m
1 stop
Multiple Airlines Logo
6:10 am - 11:01 pm
LHR
-
STS
24h 51m
2 stops
$892Multiple Airlines
Sun, Apr 26 - Thu, May 7
Multiple Airlines Logo
7:00 am - 12:20 pm
STS
-
LHR
21h 20m
1 stop
Multiple Airlines Logo
11:50 am - 11:57 pm
LHR
-
STS
19h 07m
1 stop
$897Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Iberia Logo
12:10 pm - 12:45 pm
STS
-
LHR
16h 35m
1 stop
Iberia Logo
6:30 am - 11:59 pm
LHR
-
STS
25h 29m
2 stops
$898Iberia
Thu, Apr 16 - Wed, Apr 22
American Airlines Logo
4:23 pm - 10:10 pm
STS
-
LHR
22h 47m
2 stops
American Airlines Logo
11:50 am - 11:59 pm
LHR
-
STS
19h 09m
1 stop
$903American Airlines
Tue, Mar 10 - Fri, Mar 20
Multiple Airlines Logo
12:56 pm - 1:15 pm
STS
-
LHR
17h 19m
1 stop
Multiple Airlines Logo
4:10 pm - 12:26 pm
LHR
-
STS
28h 16m
1 stop
$906Multiple Airlines
Wed, Mar 18 - Wed, Apr 1

American Airlines flights from Santa Rosa to London Heathrow Airport

Our best American Airlines deals on Santa Rosa to London Heathrow Airport flight tickets
American Airlines
Apr 25
STS4:23 pmSanta Rosa Sonoma County
21h 17m
2 stops
LHR9:40 pmLondon Heathrow
May 15
LHR8:20 amLondon Heathrow
21h 02m
1 stop
STS9:22 pmSanta Rosa Sonoma County
$885
American Airlines
Mar 10
STS4:23 pmSanta Rosa Sonoma County
22h 47m
2 stops
LHR10:10 pmLondon Heathrow
Mar 20
LHR11:50 amLondon Heathrow
19h 09m
1 stop
STS11:59 pmSanta Rosa Sonoma County
$903
American Airlines
Apr 23
STS4:23 pmSanta Rosa Sonoma County
14h 42m
1 stop
LHR3:05 pmLondon Heathrow
May 15
LHR8:20 amLondon Heathrow
21h 02m
1 stop
STS9:22 pmSanta Rosa Sonoma County
$930

Iberia flights from Santa Rosa to London Heathrow Airport

Our best Iberia deals on Santa Rosa to London Heathrow Airport flight tickets
Iberia
Apr 16
STS12:10 pmSanta Rosa Sonoma County
16h 35m
1 stop
LHR12:45 pmLondon Heathrow
Apr 22
LHR6:30 amLondon Heathrow
25h 29m
2 stops
STS11:59 pmSanta Rosa Sonoma County
$898
Iberia
Apr 16
STS12:10 pmSanta Rosa Sonoma County
18h 55m
1 stop
LHR3:05 pmLondon Heathrow
Apr 20
LHR6:25 amLondon Heathrow
25h 34m
2 stops
STS11:59 pmSanta Rosa Sonoma County
$948
Iberia
Mar 19
STS12:10 pmSanta Rosa Sonoma County
17h 10m
1 stop
LHR12:20 pmLondon Heathrow
Apr 1
LHR8:20 amLondon Heathrow
23h 39m
1 stop
STS11:59 pmSanta Rosa Sonoma County
$1,119

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to London Heathrow Airport 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 February 5, 2026.
Use the filters below to find and compare flights from Santa Rosa to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 4/16

4:23 pm-3:05 pm

1 stop14h 42m

London Heathrow

Mon 4/20

4:10 pm-12:26 pm

1 stop28h 16m

$819

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Fri 3/6

7:00 am-12:20 pm

1 stop21h 20m

London Heathrow

Fri 3/13

4:55 pm-10:11 am

1 stop24h 16m

$864

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 7/21

1:05 pm-10:55 am

1 stop13h 50m

London Heathrow

Fri 8/14

7:40 pm-11:36 am

2 stops23h 56m

$880

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 7/21

1:05 pm-10:55 am

1 stop13h 50m

London Heathrow

Fri 8/14

4:10 pm-12:35 pm

1 stop28h 25m

$882

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sat 4/25

4:23 pm-9:40 pm

2 stops21h 17m

London Heathrow

Fri 5/15

8:20 am-9:22 pm

1 stop21h 02m

$885

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 4/26

7:00 am-12:45 pm

1 stop21h 45m

London Heathrow

Thu 5/7

6:10 am-11:01 pm

2 stops24h 51m

$892

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Fri 3/6

7:00 am-12:20 pm

1 stop21h 20m

London Heathrow

Fri 3/13

11:50 am-11:57 pm

1 stop19h 07m

$897

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 4/16

12:10 pm-12:45 pm

1 stop16h 35m

London Heathrow

Wed 4/22

6:30 am-11:59 pm

2 stops25h 29m

$898

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 3/10

4:23 pm-10:10 pm

2 stops22h 47m

London Heathrow

Fri 3/20

11:50 am-11:59 pm

1 stop19h 09m

$903

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 3/18

12:56 pm-1:15 pm

1 stop17h 19m

London Heathrow

Wed 4/1

4:10 pm-12:26 pm

1 stop28h 16m

$906

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 Heathrow Airport

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 Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $809. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $949.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Santa Rosa to London Heathrow Airport in the morning for as low as $847. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $967.

When to book flights from Santa Rosa to London Heathrow Airport

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

Cheap Santa Rosa to London Heathrow Airport (STS to LHR) flight deals and tips

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

Fastest flight time

13h 50m

Direct flights

None
The fastest flight from Santa Rosa to London Heathrow Airport takes 13h 50m
There are no direct flights from Santa Rosa to London Heathrow Airport. There are no popular flight routes from Santa Rosa to London Heathrow Airport.
Search flight deals

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

    The straight-line distance from Santa Rosa Sonoma County to London Heathrow is 5312.4 mi. Typically, this will take 13h 50m by plane in normal conditions.

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

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

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

    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 Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport 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 Heathrow Airport. 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
Luton
Dover
Slough
Guildford
Crawley
Wembley
Dartford
Stratford-upon-Avon
Hayes
Croydon
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Santa Rosa.

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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