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Cheap flights from Santa Rosa to London from $502

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 12/31. 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
4:23 pm - 1:15 pm
STS
-
LHR
12h 52m1 stop
Multiple Airlines Logo
3:10 pm - 10:58 pm
LHR
-
STS
15h 48m1 stop
$657Multiple Airlines
Mon, Jan 26 - Mon, Feb 2
Multiple Airlines Logo
12:55 pm - 12:15 pm
STS
-
LHR
15h 20m2 stops
Multiple Airlines Logo
10:05 am - 10:58 pm
LHR
-
STS
20h 53m2 stops
$661Multiple Airlines
Mon, Jan 26 - Mon, Feb 2
Multiple Airlines Logo
11:15 am - 12:20 pm
STS
-
LHR
17h 05m1 stop
Multiple Airlines Logo
4:05 pm - 6:12 pm
LHR
-
STS
34h 07m1 stop
$662Multiple Airlines
Wed, Jan 28 - Wed, Feb 4
Multiple Airlines Logo
7:00 am - 12:05 pm
STS
-
LHR
21h 05m1 stop
Multiple Airlines Logo
4:55 pm - 10:11 am
LHR
-
STS
25h 16m1 stop
$845Multiple Airlines
Wed, Feb 11 - Tue, Feb 17
Multiple Airlines Logo
7:00 am - 10:00 am
STS
-
LHR
19h 00m1 stop
Multiple Airlines Logo
4:55 pm - 10:11 am
LHR
-
STS
25h 16m1 stop
$857Multiple Airlines
Wed, Feb 25 - Mon, Mar 2
Multiple Airlines Logo
1:22 pm - 12:20 pm
STS
-
LHR
15h 58m1 stop
Multiple Airlines Logo
2:45 pm - 11:41 pm
LHR
-
STS
16h 56m1 stop
$862Multiple Airlines
Sat, Mar 21 - Tue, Mar 31
Iberia Logo
1:22 pm - 2:00 pm
STS
-
LHR
17h 38m1 stop
Iberia Logo
3:10 pm - 11:41 pm
LHR
-
STS
16h 31m1 stop
$890Iberia
Sun, Mar 22 - Tue, Mar 31
Multiple Airlines Logo
1:22 pm - 12:20 pm
STS
-
LHR
15h 58m1 stop
Multiple Airlines Logo
3:10 pm - 11:41 pm
LHR
-
STS
16h 31m1 stop
$928Multiple Airlines
Mon, Mar 23 - Mon, Apr 13
Iberia Logo
1:22 pm - 5:15 pm
STS
-
LHR
20h 53m2 stops
Iberia Logo
3:10 pm - 11:41 pm
LHR
-
STS
16h 31m1 stop
$984Iberia
Sun, Mar 22 - Tue, Mar 31
Finnair Logo
1:22 pm - 3:15 pm
STS
-
LHR
42h 53m2 stops
Finnair Logo
6:10 pm - 11:41 pm
LHR
-
STS
37h 31m2 stops
$1,081Finnair
Sun, Mar 22 - Tue, Mar 31

Iberia flights from Santa Rosa to London Heathrow Airport

Our best Iberia deals on Santa Rosa to London Heathrow Airport flight tickets
Iberia
Mar 22
STS1:22 pmSanta Rosa Sonoma County
17h 38m
1 stop
LHR2:00 pmLondon Heathrow
Mar 31
LHR3:10 pmLondon Heathrow
16h 31m
1 stop
STS11:41 pmSanta Rosa Sonoma County
$890
Find similar
Iberia
Mar 22
STS1:22 pmSanta Rosa Sonoma County
20h 53m
2 stops
LHR5:15 pmLondon Heathrow
Mar 31
LHR3:10 pmLondon Heathrow
16h 31m
1 stop
STS11:41 pmSanta Rosa Sonoma County
$984
Find similar

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 December 16, 2025.
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

Mon 1/26

4:23 pm-1:15 pm

1 stop12h 52m

London Heathrow

Mon 2/2

3:10 pm-10:58 pm

1 stop15h 48m

$657

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 1/26

12:55 pm-12:15 pm

2 stops15h 20m

London Heathrow

Mon 2/2

10:05 am-10:58 pm

2 stops20h 53m

$661

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 1/28

11:15 am-12:20 pm

1 stop17h 05m

London Heathrow

Wed 2/4

4:05 pm-6:12 pm

1 stop34h 07m

$662

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 2/11

7:00 am-12:05 pm

1 stop21h 05m

London Heathrow

Tue 2/17

4:55 pm-10:11 am

1 stop25h 16m

$845

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 2/25

7:00 am-10:00 am

1 stop19h 00m

London Heathrow

Mon 3/2

4:55 pm-10:11 am

1 stop25h 16m

$857

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sat 3/21

1:22 pm-12:20 pm

1 stop15h 58m

London Heathrow

Tue 3/31

2:45 pm-11:41 pm

1 stop16h 56m

$862

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 3/22

1:22 pm-2:00 pm

1 stop17h 38m

London Heathrow

Tue 3/31

3:10 pm-11:41 pm

1 stop16h 31m

$890

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 3/23

1:22 pm-12:20 pm

1 stop15h 58m

London Heathrow

Mon 4/13

3:10 pm-11:41 pm

1 stop16h 31m

$928

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 3/22

1:22 pm-5:15 pm

2 stops20h 53m

London Heathrow

Tue 3/31

3:10 pm-11:41 pm

1 stop16h 31m

$984

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 3/22

1:22 pm-3:15 pm

2 stops42h 53m

London Heathrow

Tue 3/31

6:10 pm-11:41 pm

2 stops37h 31m

$1,081

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 $943.

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 evening. momondo users have found flights departing from Santa Rosa to London Heathrow Airport in the evening for as low as $852. 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 $976.

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

14h 13m

Direct flights

None
The fastest flight from Santa Rosa to London Heathrow Airport takes 14h 13m
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 14h 13m 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
Dover
Luton
Slough
Guildford
Hayes
Dartford
Stratford-upon-Avon
Crawley
Brentwood
Salisbury
Wembley
Watford
Ilford
Cobham
Folkestone
Romford
Richmond

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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