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Cheap flights from Santa Rosa to London from $392

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 10/29. 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
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
4:08 pm - 3:05 pm
STS
-
LHR
14h 57m
1 stop
Multiple Airlines Logo
4:10 pm - 12:28 pm
LHR
-
STS
28h 18m
1 stop
$910Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
Multiple Airlines Logo
12:44 pm - 3:05 pm
STS
-
LHR
18h 21m
1 stop
Multiple Airlines Logo
4:10 pm - 12:21 pm
LHR
-
STS
28h 11m
1 stop
$911Multiple Airlines
Tue, Sep 29 - Tue, Oct 20
Multiple Airlines Logo
4:08 pm - 3:05 pm
STS
-
LHR
14h 57m
1 stop
Multiple Airlines Logo
4:10 pm - 12:28 pm
LHR
-
STS
28h 18m
1 stop
$983Multiple Airlines
Wed, Aug 5 - Wed, Aug 12
Multiple Airlines Logo
4:23 pm - 1:15 pm
STS
-
LHR
12h 52m
1 stop
Multiple Airlines Logo
3:00 pm - 12:06 pm
LHR
-
STS
29h 06m
1 stop
$992Multiple Airlines
Mon, Nov 2 - Mon, Nov 9
Multiple Airlines Logo
12:39 pm - 10:55 am
STS
-
LHR
14h 16m
1 stop
Multiple Airlines Logo
4:10 pm - 12:28 pm
LHR
-
STS
28h 18m
1 stop
$1,003Multiple Airlines
Tue, Sep 1 - Sun, Sep 6
Multiple Airlines Logo
12:44 pm - 3:05 pm
STS
-
LHR
18h 21m
1 stop
Multiple Airlines Logo
4:10 pm - 12:21 pm
LHR
-
STS
28h 11m
1 stop
$1,019Multiple Airlines
Tue, Sep 29 - Sun, Oct 4
Multiple Airlines Logo
4:21 pm - 3:05 pm
STS
-
LHR
14h 44m
1 stop
Multiple Airlines Logo
9:50 am - 9:56 pm
LHR
-
STS
20h 06m
1 stop
$1,035Multiple Airlines
Thu, Oct 1 - Sat, Oct 17
Multiple Airlines Logo
4:12 pm - 3:05 pm
STS
-
LHR
14h 53m
1 stop
Multiple Airlines Logo
4:10 pm - 12:28 pm
LHR
-
STS
28h 18m
1 stop
$1,072Multiple Airlines
Wed, Jul 15 - Sun, Aug 16
Multiple Airlines Logo
12:01 pm - 12:45 pm
STS
-
LHR
16h 44m
1 stop
Multiple Airlines Logo
10:20 am - 9:56 pm
LHR
-
STS
19h 36m
2 stops
$1,075Multiple Airlines
Tue, Sep 15 - Fri, Sep 25
Iberia Logo
12:01 pm - 11:05 am
STS
-
LHR
15h 04m
1 stop
Iberia Logo
8:20 am - 9:31 pm
LHR
-
STS
21h 11m
1 stop
$1,104Iberia
Tue, Sep 15 - Fri, Sep 25

Iberia flights from Santa Rosa to London Heathrow Airport

Our best Iberia deals on Santa Rosa to London Heathrow Airport flight tickets
Iberia
Sep 15
STS12:01 pmSanta Rosa Sonoma County
15h 04m
1 stop
LHR11:05 amLondon Heathrow
Sep 25
LHR8:20 amLondon Heathrow
21h 11m
1 stop
STS9:31 pmSanta Rosa Sonoma County
$1,104
Iberia
Sep 15
STS12:01 pmSanta Rosa Sonoma County
15h 04m
1 stop
LHR11:05 amLondon Heathrow
Sep 22
LHR8:20 amLondon Heathrow
21h 11m
1 stop
STS9:31 pmSanta Rosa Sonoma County
$1,105
Iberia
Sep 29
STS12:01 pmSanta Rosa Sonoma County
21h 14m
2 stops
LHR5:15 pmLondon Heathrow
Oct 20
LHR8:20 amLondon Heathrow
20h 00m
1 stop
STS8:20 pmSanta Rosa Sonoma County
$1,113

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
Oct 1
STS12:01 pmSanta Rosa Sonoma County
15h 04m
1 stop
LHR11:05 amLondon Heathrow
Oct 17
LHR9:45 amLondon Heathrow
18h 35m
2 stops
STS8:20 pmSanta Rosa Sonoma County
$1,144
American Airlines
Jul 21
STS1:00 pmSanta Rosa Sonoma County
14h 05m
1 stop
LHR11:05 amLondon Heathrow
Aug 6
LHR5:25 pmLondon Heathrow
30h 30m
2 stops
STS3:55 pmSanta Rosa Sonoma County
$1,269
American Airlines
Jul 25
STS4:12 pmSanta Rosa Sonoma County
34h 53m
1 stop
LHR11:05 amLondon Heathrow
Aug 6
LHR7:25 pmLondon Heathrow
28h 30m
2 stops
STS3:55 pmSanta Rosa Sonoma County
$1,276

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 May 19, 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

Cheapest round-trip

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 8/18

4:08 pm-3:05 pm

1 stop14h 57m

London Heathrow

Tue 8/25

4:10 pm-12:28 pm

1 stop28h 18m

$910

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 9/29

12:44 pm-3:05 pm

1 stop18h 21m

London Heathrow

Tue 10/20

4:10 pm-12:21 pm

1 stop28h 11m

$911

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 8/5

4:08 pm-3:05 pm

1 stop14h 57m

London Heathrow

Wed 8/12

4:10 pm-12:28 pm

1 stop28h 18m

$983

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 11/2

4:23 pm-1:15 pm

1 stop12h 52m

London Heathrow

Mon 11/9

3:00 pm-12:06 pm

1 stop29h 06m

$992

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 9/1

12:39 pm-10:55 am

1 stop14h 16m

London Heathrow

Sun 9/6

4:10 pm-12:28 pm

1 stop28h 18m

$1,003

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 9/29

12:44 pm-3:05 pm

1 stop18h 21m

London Heathrow

Sun 10/4

4:10 pm-12:21 pm

1 stop28h 11m

$1,019
Quickest round-trip

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 10/1

4:21 pm-3:05 pm

1 stop14h 44m

London Heathrow

Sat 10/17

9:50 am-9:56 pm

1 stop20h 06m

$1,035

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 7/15

4:12 pm-3:05 pm

1 stop14h 53m

London Heathrow

Sun 8/16

4:10 pm-12:28 pm

1 stop28h 18m

$1,072

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 9/15

12:01 pm-12:45 pm

1 stop16h 44m

London Heathrow

Fri 9/25

10:20 am-9:56 pm

2 stops19h 36m

$1,075

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 9/15

12:01 pm-11:05 am

1 stop15h 04m

London Heathrow

Fri 9/25

8:20 am-9:31 pm

1 stop21h 11m

$1,104

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 $839. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $972.

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 afternoon. momondo users have found flights departing from Santa Rosa to London Heathrow Airport in the afternoon for as low as $877. 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 $931.

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

12h 52m

Direct flights

None
The fastest flight from Santa Rosa to London Heathrow Airport takes 12h 52m
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

Frequently asked questions about flying from Santa Rosa to London Heathrow Airport

  • 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 12h 52m 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
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Stratford-upon-Avon
Wembley
Slough
Croydon
Stansted
Watford
Harrow
Brentwood
Dartford
Cobham
Folkestone
Romford
Uxbridge

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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