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Cheap flights from Santa Rosa to London from $333

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 10/13. 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

Find the cheapest flights from Santa Rosa to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:25 am - 10:00 am
STS
-
LHR
14h 35m
1 stop
Delta Logo
11:45 am - 4:08 pm
LHR
-
STS
36h 23m
2 stops
$872Delta
Wed, Nov 18 - Thu, Nov 26
Delta Logo
11:29 am - 10:00 am
STS
-
LHR
14h 31m
1 stop
Delta Logo
11:45 am - 4:08 pm
LHR
-
STS
36h 23m
2 stops
$873Delta
Mon, Nov 2 - Mon, Nov 9
Delta Logo
11:25 am - 4:50 pm
STS
-
LHR
21h 25m
2 stops
Delta Logo
11:45 am - 4:08 pm
LHR
-
STS
36h 23m
2 stops
$876Delta
Wed, Nov 18 - Wed, Nov 25
Delta Logo
11:29 am - 6:20 am
STS
-
LHR
34h 51m
2 stops
Delta Logo
11:45 am - 4:08 pm
LHR
-
STS
36h 23m
2 stops
$877Delta
Mon, Nov 2 - Mon, Nov 9
Delta Logo
4:50 pm - 10:00 am
STS
-
LHR
33h 10m
1 stop
Delta Logo
10:00 am - 4:08 pm
LHR
-
STS
38h 08m
2 stops
$878Delta
Sun, Nov 1 - Mon, Nov 9
Delta Logo
11:25 am - 10:00 am
STS
-
LHR
14h 35m
1 stop
Delta Logo
6:20 am - 4:08 pm
LHR
-
STS
17h 48m
2 stops
$879Delta
Mon, Nov 23 - Fri, Nov 27
Delta Logo
11:29 am - 10:00 am
STS
-
LHR
14h 31m
1 stop
Delta Logo
6:20 am - 4:08 pm
LHR
-
STS
17h 48m
2 stops
$880Delta
Mon, Nov 2 - Fri, Nov 6
Alaska Airlines Logo
7:00 am - 12:20 pm
STS
-
LHR
21h 20m
1 stop
Alaska Airlines Logo
2:45 pm - 9:57 pm
LHR
-
STS
15h 12m
1 stop
$884Alaska Airlines
Sun, Nov 1 - Tue, Nov 10
Delta Logo
4:50 pm - 10:00 am
STS
-
LHR
33h 10m
1 stop
Delta Logo
6:20 am - 4:08 pm
LHR
-
STS
17h 48m
2 stops
$885Delta
Sun, Nov 1 - Fri, Nov 6
Delta Logo
4:50 pm - 6:50 am
STS
-
LHR
30h 00m
2 stops
Delta Logo
11:45 am - 4:08 pm
LHR
-
STS
36h 23m
2 stops
$888Delta
Sun, Nov 1 - Tue, Nov 10

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Alaska Airlines flights from Santa Rosa to London Heathrow Airport

Our best Alaska Airlines deals on Santa Rosa to London Heathrow Airport flight tickets
Alaska Airlines
Nov 1
STS7:00 amSanta Rosa Sonoma County
21h 20m
1 stop
LHR12:20 pmLondon Heathrow
Nov 10
LHR2:45 pmLondon Heathrow
15h 12m
1 stop
STS9:57 pmSanta Rosa Sonoma County
$884
Alaska Airlines
Oct 31
STS5:04 pmSanta Rosa Sonoma County
36h 16m
1 stop
LHR12:20 pmLondon Heathrow
Nov 5
LHR2:45 pmLondon Heathrow
15h 12m
1 stop
STS9:57 pmSanta Rosa Sonoma County
$889
Alaska Airlines
Oct 4
STS7:00 amSanta Rosa Sonoma County
24h 05m
1 stop
LHR3:05 pmLondon Heathrow
Oct 7
LHR5:00 pmLondon Heathrow
28h 06m
1 stop
STS1:06 pmSanta Rosa Sonoma County
$895

Delta flights from Santa Rosa to London Heathrow Airport

Our best Delta deals on Santa Rosa to London Heathrow Airport flight tickets
Delta
Nov 18
STS11:25 amSanta Rosa Sonoma County
14h 35m
1 stop
LHR10:00 amLondon Heathrow
Nov 26
LHR11:45 amLondon Heathrow
36h 23m
2 stops
STS4:08 pmSanta Rosa Sonoma County
$872
Delta
Nov 2
STS11:29 amSanta Rosa Sonoma County
14h 31m
1 stop
LHR10:00 amLondon Heathrow
Nov 9
LHR11:45 amLondon Heathrow
36h 23m
2 stops
STS4:08 pmSanta Rosa Sonoma County
$873
Delta
Nov 18
STS11:25 amSanta Rosa Sonoma County
21h 25m
2 stops
LHR4:50 pmLondon Heathrow
Nov 25
LHR11:45 amLondon Heathrow
36h 23m
2 stops
STS4:08 pmSanta Rosa Sonoma County
$876

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 July 6, 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

Wed 11/18

11:25 am-10:00 am

1 stop14h 35m

London Heathrow

Thu 11/26

11:45 am-4:08 pm

2 stops36h 23m

$872

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 11/2

11:29 am-10:00 am

1 stop14h 31m

London Heathrow

Mon 11/9

11:45 am-4:08 pm

2 stops36h 23m

$873

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 11/18

11:25 am-4:50 pm

2 stops21h 25m

London Heathrow

Wed 11/25

11:45 am-4:08 pm

2 stops36h 23m

$876

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 11/2

11:29 am-6:20 am

2 stops34h 51m

London Heathrow

Mon 11/9

11:45 am-4:08 pm

2 stops36h 23m

$877

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 11/1

4:50 pm-10:00 am

1 stop33h 10m

London Heathrow

Mon 11/9

10:00 am-4:08 pm

2 stops38h 08m

$878

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 11/23

11:25 am-10:00 am

1 stop14h 35m

London Heathrow

Fri 11/27

6:20 am-4:08 pm

2 stops17h 48m

$879
Quickest round-trip

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 11/2

11:29 am-10:00 am

1 stop14h 31m

London Heathrow

Fri 11/6

6:20 am-4:08 pm

2 stops17h 48m

$880

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 11/1

7:00 am-12:20 pm

1 stop21h 20m

London Heathrow

Tue 11/10

2:45 pm-9:57 pm

1 stop15h 12m

$884

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 11/1

4:50 pm-10:00 am

1 stop33h 10m

London Heathrow

Fri 11/6

6:20 am-4:08 pm

2 stops17h 48m

$885

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 11/1

4:50 pm-6:50 am

2 stops30h 00m

London Heathrow

Tue 11/10

11:45 am-4:08 pm

2 stops36h 23m

$888

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 $874. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,028.

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 $897. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $950.

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 16m

Direct flights

None
The fastest flight from Santa Rosa to London Heathrow Airport takes 14h 16m
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 14h 16m 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
Luton
Hayes
Dover
Crawley
Croydon
Wembley
Stansted
Stratford-upon-Avon
Harrow
Slough
Watford
Ilford
Cobham
Brentwood
Folkestone
Guildford
Romford

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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