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Cheap flights from London Heathrow Airport to Santa Rosa from £573

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STS
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Santa Rosa

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Santa Rosa
Explore the most affordable flight options available from Heathrow to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Tue 27/115:45
LHR
-
STS
2 stops28h 40m
American Airlines
Sun 1/316:23
STS
-
LHR
2 stops19h 37m
American Airlines
Deal found 20/1£650
Thu 9/709:55
LHR
-
STS
1 stop18h 22m
Multiple Airlines
Fri 17/706:20
STS
-
LHR
2 stops21h 50m
Multiple Airlines
Deal found 20/1£656
Tue 27/115:45
LHR
-
STS
2 stops28h 40m
American Airlines
Sat 28/216:17
STS
-
LHR
1 stop12h 58m
American Airlines
Deal found 20/1£680
Tue 27/114:20
LHR
-
STS
1 stop33h 33m
American Airlines
Thu 26/216:23
STS
-
LHR
2 stops30h 12m
American Airlines
Deal found 20/1£695
Mon 11/517:00
LHR
-
STS
1 stop25h 01m
American Airlines
Mon 25/508:20
STS
-
LHR
1 stop18h 30m
American Airlines
Deal found 19/1£773
Mon 11/507:50
LHR
-
STS
2 stops23h 11m
Iberia
Mon 25/508:20
STS
-
LHR
1 stop18h 30m
Iberia
Deal found 19/1£807
Fri 6/314:55
LHR
-
STS
1 stop16h 55m
Multiple Airlines
Fri 13/319:57
STS
-
LHR
1 stop33h 23m
Multiple Airlines
Deal found 20/1£837
Fri 6/313:45
LHR
-
STS
2 stops18h 12m
American Airlines
Fri 13/307:00
STS
-
LHR
1 stop22h 30m
American Airlines
Deal found 20/1£877

Find flight deals from Heathrow to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Santa Rosa (STS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2026.

Round-trip from

£656

One-way from

£573

Popular in

July

Cheapest in

February

Average price

£488
9/7-17/7
  • 9/7-17/7
  • 3 total stops
  • 40h 12m total
  • London to Santa Rosa
Search Deals
Finnair
  • Finnair
  • 12/3
  • 2 total stops
  • 20h 37m total
  • London to Santa Rosa
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Santa Rosa 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, Cheapflights users made 858,174 searches. Data last updated 21 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Santa Rosa that are best for you.

Fly from

Heathrow

Fly to

Santa Rosa

Route

Depart

Return

Price

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 9/7

09:55-20:17

1 stop18h 22m

Santa Rosa Sonoma County

Fri 17/7

06:20-12:10

2 stops21h 50m

£656

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 11/5

07:50-23:01

2 stops23h 11m

Santa Rosa Sonoma County

Mon 25/5

08:20-10:50

1 stop18h 30m

£807

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 6/3

13:45-23:57

2 stops18h 12m

Santa Rosa Sonoma County

Fri 13/3

07:00-12:30

1 stop22h 30m

£877

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 6/3

08:50-10:11

2 stops33h 21m

Santa Rosa Sonoma County

Fri 13/3

19:48-08:05

2 stops53h 17m

£882

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 20/2

15:05-23:57

1 stop16h 52m

Santa Rosa Sonoma County

Sat 7/3

07:00-14:00

1 stop23h 00m

£997

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 19/2

16:55-10:11

1 stop25h 16m

Santa Rosa Sonoma County

Sat 7/3

07:00-14:00

1 stop23h 00m

£1,028

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Fri 10/4

06:15-23:59

2 stops25h 44m

Santa Rosa Sonoma County

Sun 19/4

12:10-12:45

1 stop16h 35m

£1,082

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 5/3

11:50-23:57

1 stop20h 07m

Santa Rosa Sonoma County

Sat 14/3

07:00-10:00

1 stop20h 00m

£1,102

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 12/3

10:20-23:57

2 stops20h 37m

£573

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 12/3

11:50-23:57

1 stop19h 07m

£577

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 20 results
1
2

Best time to book a flight from Heathrow to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Santa Rosa

What is the cheapest month to book a flight from London Heathrow Airport to Santa Rosa?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Santa Rosa (average of £354). Flying from London Heathrow Airport to Santa Rosa in July is currently the most expensive (average of £442). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Santa Rosa from London Heathrow?

    Santa Rosa Sonoma County (STS) is the airport you will fly into if you book a flight from London Heathrow to Santa Rosa. You should not have trouble finding flights to Sonoma County from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Santa Rosa airport from London Heathrow. It is only a 7.2 mi journey from Sonoma County (STS) to Santa Rosa’s city center.

  • How long is the flight from London Heathrow Airport to Santa Rosa?

    Departing from London Heathrow Airport to Santa Rosa will take you 18h 12m. There are 5311 mi between London Heathrow Airport and Santa Rosa. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Heathrow to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Heathrow to Santa Rosa flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Santa Rosa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Santa Rosa.

  • Can I find deals for business class flights from Heathrow to Santa Rosa?

    Yes. Cheapflights offers flight deals from Heathrow to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Santa Rosa (average of £354). Flying from London Heathrow Airport to Santa Rosa in July is currently the most expensive (average of £442). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Heathrow to Santa Rosa

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Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Santa Rosa?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Santa Rosa?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Santa Rosa for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to Santa Rosa with no change fees?

Need flexible booking options for your flight to Santa Rosa from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Santa Rosa become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Santa Rosa on Cheapflights with our Price Alert feature and get notified when better prices are available.

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