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Cheap flights from Santa Rosa to London from £294

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 29/10. 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 return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:08 - 15:05
STS
-
LHR
14h 57m
1 stop
Multiple Airlines Logo
16:10 - 12:28
LHR
-
STS
28h 18m
1 stop
£683Multiple Airlines
Tue, 18 Aug - Tue, 25 Aug
Multiple Airlines Logo
12:39 - 10:55
STS
-
LHR
14h 16m
1 stop
Multiple Airlines Logo
16:10 - 12:28
LHR
-
STS
28h 18m
1 stop
£684Multiple Airlines
Wed, 12 Aug - Tue, 25 Aug
Multiple Airlines Logo
16:08 - 15:05
STS
-
LHR
14h 57m
1 stop
Multiple Airlines Logo
16:10 - 12:28
LHR
-
STS
28h 18m
1 stop
£738Multiple Airlines
Wed, 5 Aug - Wed, 12 Aug
Multiple Airlines Logo
16:23 - 13:15
STS
-
LHR
12h 52m
1 stop
Multiple Airlines Logo
15:00 - 12:06
LHR
-
STS
29h 06m
1 stop
£744Multiple Airlines
Mon, 2 Nov - Mon, 9 Nov
Multiple Airlines Logo
12:39 - 10:55
STS
-
LHR
14h 16m
1 stop
Multiple Airlines Logo
16:10 - 12:28
LHR
-
STS
28h 18m
1 stop
£753Multiple Airlines
Tue, 1 Sep - Sun, 6 Sep
Multiple Airlines Logo
12:44 - 15:05
STS
-
LHR
18h 21m
1 stop
Multiple Airlines Logo
16:10 - 12:21
LHR
-
STS
28h 11m
1 stop
£765Multiple Airlines
Tue, 29 Sep - Sun, 4 Oct
Multiple Airlines Logo
16:21 - 15:05
STS
-
LHR
14h 44m
1 stop
Multiple Airlines Logo
09:50 - 21:56
LHR
-
STS
20h 06m
1 stop
£777Multiple Airlines
Thu, 1 Oct - Sat, 17 Oct
Multiple Airlines Logo
16:12 - 15:05
STS
-
LHR
14h 53m
1 stop
Multiple Airlines Logo
16:10 - 12:28
LHR
-
STS
28h 18m
1 stop
£804Multiple Airlines
Wed, 15 Jul - Sun, 16 Aug
Iberia Logo
12:01 - 11:05
STS
-
LHR
15h 04m
1 stop
Iberia Logo
08:20 - 21:31
LHR
-
STS
21h 11m
1 stop
£828Iberia
Tue, 15 Sep - Tue, 22 Sep
Iberia Logo
12:01 - 11:05
STS
-
LHR
15h 04m
1 stop
Iberia Logo
08:20 - 21:31
LHR
-
STS
21h 11m
1 stop
£829Iberia
Tue, 15 Sep - Tue, 22 Sep

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
1 Oct
STS12:01Santa Rosa Sonoma County
15h 04m
1 stop
LHR11:05London Heathrow
17 Oct
LHR09:45London Heathrow
18h 35m
2 stops
STS20:20Santa Rosa Sonoma County
£858
American Airlines
21 Jul
STS13:00Santa Rosa Sonoma County
14h 05m
1 stop
LHR11:05London Heathrow
6 Aug
LHR17:25London Heathrow
30h 30m
2 stops
STS15:55Santa Rosa Sonoma County
£952
American Airlines
25 Jul
STS16:12Santa Rosa Sonoma County
34h 53m
1 stop
LHR11:05London Heathrow
6 Aug
LHR19:25London Heathrow
28h 30m
2 stops
STS15:55Santa Rosa Sonoma County
£958

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
2 Jun
STS13:09Santa Rosa Sonoma County
17h 56m
1 stop
LHR15:05London Heathrow
16 Jun
LHR17:00London Heathrow
26h 58m
1 stop
STS11:58Santa Rosa Sonoma County
£935
Alaska Airlines
23 May
STS13:17Santa Rosa Sonoma County
17h 48m
1 stop
LHR15:05London Heathrow
1 Jun
LHR17:00London Heathrow
27h 17m
1 stop
STS12:17Santa Rosa Sonoma County
£949
Alaska Airlines
22 Jul
STS12:52Santa Rosa Sonoma County
18h 13m
1 stop
LHR15:05London Heathrow
4 Aug
LHR17:00London Heathrow
26h 58m
1 stop
STS11:58Santa Rosa Sonoma County
£954

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 18 May 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 return flight

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 18/8

16:08-15:05

1 stop14h 57m

London Heathrow

Tue 25/8

16:10-12:28

1 stop28h 18m

£683

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 12/8

12:39-10:55

1 stop14h 16m

London Heathrow

Tue 25/8

16:10-12:28

1 stop28h 18m

£684

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 5/8

16:08-15:05

1 stop14h 57m

London Heathrow

Wed 12/8

16:10-12:28

1 stop28h 18m

£738

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 2/11

16:23-13:15

1 stop12h 52m

London Heathrow

Mon 9/11

15:00-12:06

1 stop29h 06m

£744

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 1/9

12:39-10:55

1 stop14h 16m

London Heathrow

Sun 6/9

16:10-12:28

1 stop28h 18m

£753

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 29/9

12:44-15:05

1 stop18h 21m

London Heathrow

Sun 4/10

16:10-12:21

1 stop28h 11m

£765
Fastest return journey

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 1/10

16:21-15:05

1 stop14h 44m

London Heathrow

Sat 17/10

09:50-21:56

1 stop20h 06m

£777

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 15/7

16:12-15:05

1 stop14h 53m

London Heathrow

Sun 16/8

16:10-12:28

1 stop28h 18m

£804

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 15/9

12:01-11:05

1 stop15h 04m

London Heathrow

Tue 22/9

08:20-21:31

1 stop21h 11m

£828

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 15/9

12:01-11:05

1 stop15h 04m

London Heathrow

Tue 22/9

08:20-21:31

1 stop21h 11m

£829

Flights are sorted by cheapest return 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?

On average, the least expensive day to fly to London Heathrow Airport from Santa Rosa is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £528. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £630.

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 £556. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £776 on average. Flights to London Heathrow Airport from Santa Rosa at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 return 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?

    A flight from Santa Rosa Sonoma County to London Heathrow will travel around 5312.4 mi. Flights usually cover this in 12h 52m, depending on flying conditions and air traffic around both airports.

  • 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 were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Stratford-upon-Avon
Wembley
Slough
Maidstone
Northampton
Swindon
Ipswich
Southend-on-Sea
Canterbury
Ilford
Hayes
Guildford
Poole
Folkestone
Chelmsford
Dover

Why use momondo?

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

Finding the right flight to London from Santa Rosa is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Santa Rosa to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Santa Rosa to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Santa Rosa to London?

momondo helps you find the best flight between Santa Rosa and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Santa Rosa to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Santa Rosa and alert you when they change.

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