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Cheap flights from Santa Rosa to London from £249

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 13/10. 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
1 adult, Economy, 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.
Delta Logo
11:25 - 10:00
STS
-
LHR
14h 35m
1 stop
Delta Logo
11:45 - 16:08
LHR
-
STS
36h 23m
2 stops
£653Delta
Wed, 18 Nov - Wed, 25 Nov
Delta Logo
11:29 - 10:00
STS
-
LHR
14h 31m
1 stop
Delta Logo
11:45 - 16:08
LHR
-
STS
36h 23m
2 stops
£653Delta
Mon, 2 Nov - Mon, 9 Nov
Delta Logo
11:25 - 16:50
STS
-
LHR
21h 25m
2 stops
Delta Logo
11:45 - 16:08
LHR
-
STS
36h 23m
2 stops
£656Delta
Wed, 18 Nov - Thu, 26 Nov
Delta Logo
16:50 - 06:20
STS
-
LHR
29h 30m
2 stops
Delta Logo
11:45 - 16:08
LHR
-
STS
36h 23m
2 stops
£656Delta
Mon, 2 Nov - Tue, 10 Nov
Delta Logo
16:50 - 10:00
STS
-
LHR
33h 10m
1 stop
Delta Logo
11:45 - 16:08
LHR
-
STS
36h 23m
2 stops
£657Delta
Sun, 1 Nov - Tue, 10 Nov
Delta Logo
11:25 - 10:00
STS
-
LHR
14h 35m
1 stop
Delta Logo
06:20 - 16:08
LHR
-
STS
17h 48m
2 stops
£658Delta
Mon, 23 Nov - Fri, 27 Nov
Delta Logo
11:29 - 10:00
STS
-
LHR
14h 31m
1 stop
Delta Logo
06:20 - 16:08
LHR
-
STS
17h 48m
2 stops
£659Delta
Mon, 2 Nov - Fri, 6 Nov
Alaska Airlines Logo
07:00 - 12:20
STS
-
LHR
21h 20m
1 stop
Alaska Airlines Logo
14:45 - 21:57
LHR
-
STS
15h 12m
1 stop
£662Alaska Airlines
Sun, 1 Nov - Wed, 11 Nov
Delta Logo
16:50 - 10:00
STS
-
LHR
33h 10m
1 stop
Delta Logo
06:20 - 16:08
LHR
-
STS
17h 48m
2 stops
£662Delta
Sun, 1 Nov - Fri, 6 Nov
Delta Logo
11:29 - 06:50
STS
-
LHR
35h 21m
2 stops
Delta Logo
11:45 - 16:08
LHR
-
STS
36h 23m
2 stops
£665Delta
Sun, 1 Nov - Mon, 9 Nov

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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
1 Nov
STS07:00Santa Rosa Sonoma County
21h 20m
1 stop
LHR12:20London Heathrow
11 Nov
LHR14:45London Heathrow
15h 12m
1 stop
STS21:57Santa Rosa Sonoma County
£662
Alaska Airlines
31 Oct
STS17:04Santa Rosa Sonoma County
36h 16m
1 stop
LHR12:20London Heathrow
11 Nov
LHR14:45London Heathrow
15h 12m
1 stop
STS21:57Santa Rosa Sonoma County
£665
Alaska Airlines
4 Oct
STS07:00Santa Rosa Sonoma County
24h 05m
1 stop
LHR15:05London Heathrow
7 Oct
LHR17:00London Heathrow
28h 06m
1 stop
STS13:06Santa Rosa Sonoma County
£670

Delta flights from Santa Rosa to London Heathrow Airport

Our best Delta deals on Santa Rosa to London Heathrow Airport flight tickets
Delta
18 Nov
STS11:25Santa Rosa Sonoma County
14h 35m
1 stop
LHR10:00London Heathrow
25 Nov
LHR11:45London Heathrow
36h 23m
2 stops
STS16:08Santa Rosa Sonoma County
£653
Delta
2 Nov
STS11:29Santa Rosa Sonoma County
14h 31m
1 stop
LHR10:00London Heathrow
9 Nov
LHR11:45London Heathrow
36h 23m
2 stops
STS16:08Santa Rosa Sonoma County
£653
Delta
18 Nov
STS11:25Santa Rosa Sonoma County
21h 25m
2 stops
LHR16:50London Heathrow
26 Nov
LHR11:45London Heathrow
36h 23m
2 stops
STS16:08Santa Rosa Sonoma County
£656

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 7 July 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

Wed 18/11

11:25-10:00

1 stop14h 35m

London Heathrow

Wed 25/11

11:45-16:08

2 stops36h 23m

£653

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 2/11

11:29-10:00

1 stop14h 31m

London Heathrow

Mon 9/11

11:45-16:08

2 stops36h 23m

£653

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 18/11

11:25-16:50

2 stops21h 25m

London Heathrow

Thu 26/11

11:45-16:08

2 stops36h 23m

£656

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 2/11

16:50-06:20

2 stops29h 30m

London Heathrow

Tue 10/11

11:45-16:08

2 stops36h 23m

£656

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 1/11

16:50-10:00

1 stop33h 10m

London Heathrow

Tue 10/11

11:45-16:08

2 stops36h 23m

£657

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 23/11

11:25-10:00

1 stop14h 35m

London Heathrow

Fri 27/11

06:20-16:08

2 stops17h 48m

£658
Fastest return journey

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 2/11

11:29-10:00

1 stop14h 31m

London Heathrow

Fri 6/11

06:20-16:08

2 stops17h 48m

£659

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 1/11

07:00-12:20

1 stop21h 20m

London Heathrow

Wed 11/11

14:45-21:57

1 stop15h 12m

£662

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 1/11

16:50-10:00

1 stop33h 10m

London Heathrow

Fri 6/11

06:20-16:08

2 stops17h 48m

£662

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 1/11

11:29-06:50

2 stops35h 21m

London Heathrow

Mon 9/11

11:45-16:08

2 stops36h 23m

£665

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as £556. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £739.

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 £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 £884 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

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?

    A flight from Santa Rosa Sonoma County to London Heathrow will travel around 5312.4 mi. Flights usually cover this in 14h 16m, 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?

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Southend-on-Sea
Slough
Northampton
Maidstone
Ipswich
Swindon
Ilford
Canterbury
Folkestone
Poole
Guildford
Hayes
Chichester
Hastings

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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