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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.
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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
4:08 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
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
4:12 pm - 3:05 pm
STS
-
LHR
14h 53m
1 stop
Multiple Airlines Logo
4:10 pm - 12:25 pm
LHR
-
STS
28h 15m
1 stop
$997Multiple Airlines
Wed, Jul 15 - Tue, Sep 15
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
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
Multiple Airlines Logo
12:01 pm - 11:35 am
STS
-
LHR
15h 34m
1 stop
Multiple Airlines Logo
8:20 am - 9:31 pm
LHR
-
STS
21h 11m
1 stop
$1,102Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
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
American Airlines Logo
12:01 pm - 11:05 am
STS
-
LHR
15h 04m
1 stop
American Airlines Logo
9:45 am - 8:20 pm
LHR
-
STS
18h 35m
2 stops
$1,144American Airlines
Thu, Oct 1 - Sat, Oct 17
Icelandair Logo
1:09 pm - 2:40 pm
STS
-
LGW
17h 31m
2 stops
Icelandair Logo
3:40 pm - 12:17 pm
LGW
-
STS
28h 37m
2 stops
$1,421Icelandair
Wed, Jun 3 - Mon, Jun 8
Condor Logo
12:52 pm - 2:45 pm
STS
-
LGW
17h 53m
2 stops
Condor Logo
10:20 am - 11:58 am
LGW
-
STS
33h 38m
2 stops
$1,814Condor
Wed, Jun 17 - Tue, Jun 23

Iberia flights from Santa Rosa to London

Our best Iberia deals on Santa Rosa to London 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 10
STS12:01 pmSanta Rosa Sonoma County
15h 04m
1 stop
LHR11:05 amLondon Heathrow
Sep 14
LHR8:20 amLondon Heathrow
21h 11m
1 stop
STS9:31 pmSanta Rosa Sonoma County
$1,204
Iberia
Aug 27
STS4:36 pmSanta Rosa Sonoma County
19h 59m
2 stops
LHR8:35 pmLondon Heathrow
Aug 30
LHR8:20 amLondon Heathrow
21h 11m
1 stop
STS9:31 pmSanta Rosa Sonoma County
$1,353

Alaska Airlines flights from Santa Rosa to London

Our best Alaska Airlines deals on Santa Rosa to London flight tickets
Alaska Airlines
Jul 18
STS5:35 pmSanta Rosa Sonoma County
13h 30m
1 stop
LHR3:05 pmLondon Heathrow
Sep 16
LHR5:00 pmLondon Heathrow
27h 46m
1 stop
STS12:46 pmSanta Rosa Sonoma County
$1,219
Alaska Airlines
May 23
STS1:17 pmSanta Rosa Sonoma County
17h 48m
1 stop
LHR3:05 pmLondon Heathrow
Jun 1
LHR5:00 pmLondon Heathrow
27h 17m
1 stop
STS12:17 pmSanta Rosa Sonoma County
$1,264
Alaska Airlines
Jul 22
STS12:52 pmSanta Rosa Sonoma County
18h 13m
1 stop
LHR3:05 pmLondon Heathrow
Aug 5
LHR5:00 pmLondon Heathrow
26h 58m
1 stop
STS11:58 amSanta Rosa Sonoma County
$1,271

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 May 20, 2026.
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

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

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

Wed 7/15

4:12 pm-3:05 pm

1 stop14h 53m

London Heathrow

Tue 9/15

4:10 pm-12:25 pm

1 stop28h 15m

$997

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

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-11:35 am

1 stop15h 34m

London Heathrow

Tue 9/22

8:20 am-9:31 pm

1 stop21h 11m

$1,102

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
Quickest round-trip

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 10/1

12:01 pm-11:05 am

1 stop15h 04m

London Heathrow

Sat 10/17

9:45 am-8:20 pm

2 stops18h 35m

$1,144

Santa RosaLondon

STS - LGW

STSLGW

Santa Rosa Sonoma County

Wed 6/3

1:09 pm-2:40 pm

2 stops17h 31m

London Gatwick

Mon 6/8

3:40 pm-12:17 pm

2 stops28h 37m

$1,421

Santa RosaLondon

STS - LGW

STSLGW

Santa Rosa Sonoma County

Wed 6/17

12:52 pm-2:45 pm

2 stops17h 53m

London Gatwick

Tue 6/23

10:20 am-11:58 am

2 stops33h 38m

$1,814

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 $839. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $974. 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 afternoon is the least expensive time of day to depart. momondo users have found prices as low as $877 when looking at flights departing in the afternoon. Flights to London are more costly at noon, with an average ticket price of $931. 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

12h 52m

Direct flights

None
The fastest flight from Santa Rosa to London takes 12h 52m
There are no direct flights from Santa Rosa to London. There are no popular flight routes from Santa Rosa to London.
Search flight deals

Frequently asked questions about flying from Santa Rosa to London

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

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