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Cheap flights from London Heathrow Airport to Santa Rosa from £616

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 31/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STS
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 6 November 2025.

Round-trip from

£792

One-way from

£616

Popular in

July

Cheapest in

September

Average price

£464
Alaska Airlines
  • Alaska Airlines
  • 19/11-23/11
  • 2 total stops
  • 59h 41m total
  • London to Santa Rosa
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American Airlines
  • American Airlines
  • 31/12
  • 2 total stops
  • 28h 24m total
  • London to Santa Rosa
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£65 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find 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 6 November 2025.

Mon 17/1116:55LHR - STS
1 stop25h 15mAmerican Airlines
Mon 15/1207:00STS - LHR
1 stop23h 00mAmerican Airlines
Deal found 3/11£762
Mon 17/1111:50LHR - STS
1 stop18h 57mAmerican Airlines
Sun 14/1212:57STS - LHR
2 stops22h 03mAmerican Airlines
Deal found 3/11£765
Mon 17/1109:55LHR - STS
2 stops20h 52mAmerican Airlines
Wed 17/1212:57STS - LHR
2 stops17h 53mAmerican Airlines
Deal found 3/11£776
Wed 19/1116:30LHR - STS
1 stop27h 36mMultiple Airlines
Sun 23/1120:15STS - LHR
1 stop32h 05mMultiple Airlines
Deal found 4/11£792
Tue 9/1216:55LHR - STS
1 stop25h 24mMultiple Airlines
Thu 14/507:00STS - LHR
1 stop19h 05mMultiple Airlines
Deal found 4/11£850
Sat 22/1111:50LHR - STS
1 stop20h 06mMultiple Airlines
Fri 5/1207:00STS - LHR
1 stop21h 20mMultiple Airlines
Deal found 5/11£934
Tue 11/1116:55LHR - STS
1 stop25h 15mAmerican Airlines
Mon 15/1207:00STS - LHR
1 stop19h 00mAmerican Airlines
Deal found 3/11£994
Thu 13/1111:50LHR - STS
1 stop18h 47mAmerican Airlines
Mon 15/1207:00STS - LHR
1 stop21h 30mAmerican Airlines
Deal found 3/11£1,025

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 6 November 2025.
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

Mon 17/11

12:35-10:10

2 stops29h 35m

Santa Rosa Sonoma County

Thu 18/12

12:59-14:50

2 stops17h 51m

£765

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 17/11

12:35-10:10

2 stops29h 35m

Santa Rosa Sonoma County

Mon 15/12

07:00-10:25

2 stops19h 25m

£765

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 17/11

09:55-22:47

2 stops20h 52m

Santa Rosa Sonoma County

Sun 14/12

12:57-19:00

2 stops22h 03m

£765

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 17/11

11:50-22:47

1 stop18h 57m

Santa Rosa Sonoma County

Tue 16/12

07:00-10:00

2 stops19h 00m

£765

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 17/11

11:50-22:47

1 stop18h 57m

Santa Rosa Sonoma County

Wed 17/12

07:00-11:40

2 stops20h 40m

£776

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 19/11

16:30-12:06

1 stop27h 36m

Santa Rosa Sonoma County

Sun 23/11

20:15-12:20

1 stop32h 05m

£792

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 9/12

16:55-10:19

1 stop25h 24m

Santa Rosa Sonoma County

Thu 14/5

07:00-10:05

1 stop19h 05m

£850

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sat 22/11

16:30-12:06

1 stop27h 36m

Santa Rosa Sonoma County

Fri 5/12

12:57-13:15

1 stop16h 18m

£895

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 31/12

16:05-12:29

2 stops28h 24m

£616

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 6/1

18:00-12:25

2 stops26h 25m

£622

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 18 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 £360). Flying from London Heathrow Airport to Santa Rosa in July is currently the most expensive (average of £470). 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.

What is the cheapest time of day to fly from LHR to STS?

Find hourly flight availability from Heathrow to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 November 2025.

When flying from London Heathrow Airport to Santa Rosa, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 25% versus a flight in the afternoon.

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 29h 35m. 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.

  • 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 £360). Flying from London Heathrow Airport to Santa Rosa in July is currently the most expensive (average of £470). 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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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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