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Cheap flights from London Heathrow Airport to Santa Rosa from £475

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STS
17 Sep — 24 Sep1
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 18 August 2026.

Wed 4/1114:45 -
2 stops30h 44m
Sun 8/1107:20 -
2 stops45h 00m
Deal found 13/8£750
Wed 11/1112:15 -
2 stops17h 54m
Wed 3/307:12 -
2 stops19h 38m
Deal found 17/8£800
Sun 13/909:55 -
1 stop16h 23m
Sun 20/916:36 -
1 stop16h 59m
Deal found 16/8£809
Wed 11/1113:50 -
1 stop30h 24m
Wed 3/309:00 -
2 stops16h 15m
Deal found 17/8£819
Sat 14/1114:45 -
1 stop29h 29m
Wed 18/1112:44 -
1 stop15h 31m
Deal found 15/8£858

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 18 August 2026.

Round-trip from

£750

One-way from

£475

Popular in

December

Cheapest in

February

Average price

£603
Alaska Airlines
  • Alaska Airlines
  • 4/11-8/11
  • 4 total stops
  • 75h 44m total
  • London to Santa Rosa
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 11/12
  • 2 total stops
  • 25h 55m total
  • London to Santa Rosa
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£2 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 18 August 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Wed 4/11

14:45-13:29

2 stops30h 44m

Santa Rosa Sonoma County

Sun 8/11

07:20-12:20

2 stops45h 00m

£750
Fastest return journey

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Wed 11/11

12:15-22:09

2 stops17h 54m

Santa Rosa Sonoma County

Wed 3/3

07:12-10:50

2 stops19h 38m

£800

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Wed 11/11

10:05-12:14

1 stop34h 09m

Santa Rosa Sonoma County

Wed 3/3

09:00-12:15

1 stop19h 15m

£860
Cheapest one-way

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Wed 21/10

13:05-21:56

2 stops16h 51m

£573

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Tue 29/12

13:15-23:38

1 stop18h 23m

£601

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Tue 29/12

11:45-10:39

2 stops54h 54m

£605

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Sat 2/1

10:55-11:54

2 stops56h 59m

£606

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Wed 7/10

08:20-20:20

1 stop20h 00m

£615
Fastest single journey

LondonSanta Rosa

LHR London Heathrow - STS Santa Rosa Sonoma County

LHRSTS

London Heathrow

Fri 1/1

14:45-22:21

1 stop15h 36m

£665

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Sorted by cheapest first

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.

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 30h 44m. There are 5311 mi between London Heathrow Airport and Santa Rosa.

  • 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.

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?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Santa Rosa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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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