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Cheap flights from London Heathrow Airport to Santa Rosa from £528

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STS
4 Jan — 11 Jan1
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 5 December 2025.

Wed 17/1216:05LHR - STS
2 stops31h 46mAmerican Airlines
Mon 29/1207:00STS - LHR
1 stop21h 20mAmerican Airlines
Deal found 2/12£1,009
Wed 17/1216:05LHR - STS
2 stops31h 46mAmerican Airlines
Mon 5/107:00STS - LHR
2 stops28h 00mAmerican Airlines
Deal found 2/12£1,054
Wed 17/1216:05LHR - STS
2 stops31h 46mAmerican Airlines
Tue 30/1216:21STS - LHR
1 stop12h 54mAmerican Airlines
Deal found 2/12£1,170
Sun 21/1211:50LHR - STS
1 stop20h 28mAmerican Airlines
Sun 28/1207:00STS - LHR
1 stop21h 30mAmerican Airlines
Deal found 2/12£1,195
Thu 18/1217:00LHR - STS
2 stops27h 29mAmerican Airlines
Mon 29/1207:00STS - LHR
1 stop21h 20mAmerican Airlines
Deal found 2/12£1,199
Fri 19/1216:05LHR - STS
2 stops28h 24mAmerican Airlines
Sun 28/1207:00STS - LHR
1 stop19h 00mAmerican Airlines
Deal found 2/12£1,239
Thu 18/1217:00LHR - STS
2 stops30h 51mAmerican Airlines
Mon 5/107:00STS - LHR
2 stops28h 00mAmerican Airlines
Deal found 2/12£1,244
Sun 21/1217:00LHR - STS
2 stops30h 51mAmerican Airlines
Mon 5/107:00STS - LHR
2 stops28h 00mAmerican Airlines
Deal found 2/12£1,254
Sun 21/1216:55LHR - STS
1 stop15h 23mMultiple Airlines
Mon 29/1207:00STS - LHR
1 stop21h 20mMultiple Airlines
Deal found 4/12£1,265
Wed 17/1216:05LHR - STS
2 stops31h 46mAmerican Airlines
Thu 1/112:59STS - LHR
2 stops17h 51mAmerican Airlines
Deal found 2/12£1,279
Fri 19/1216:05LHR - STS
2 stops28h 24mAmerican Airlines
Mon 5/107:00STS - LHR
2 stops28h 00mAmerican Airlines
Deal found 2/12£1,284
Sat 20/1215:10LHR - STS
2 stops32h 41mAmerican Airlines
Sun 28/1207:00STS - LHR
1 stop19h 00mAmerican Airlines
Deal found 2/12£1,296

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 5 December 2025.

Round-trip from

£577

One-way from

£528

Popular in

July

Cheapest in

September

Average price

£599
18/1-25/1
  • 18/1-25/1
  • 4 total stops
  • 47h 18m total
  • London to Santa Rosa
Search Deals
9/2
  • 9/2
  • 1 total stop
  • 19h 08m total
  • London to Santa Rosa
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£59 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 December 2025
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 5 December 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

Sun 18/1

10:20-22:58

2 stops20h 38m

Santa Rosa Sonoma County

Sun 25/1

07:00-17:40

2 stops26h 40m

£577

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 19/3

12:30-23:41

1 stop18h 11m

Santa Rosa Sonoma County

Mon 23/3

07:00-14:00

1 stop24h 00m

£695

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 17/2

15:35-10:11

2 stops26h 36m

Santa Rosa Sonoma County

Sat 7/3

07:00-08:10

2 stops17h 10m

£743

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 18/2

16:55-10:11

1 stop25h 16m

Santa Rosa Sonoma County

Sat 7/3

07:00-12:20

1 stop21h 20m

£749

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 19/2

15:10-23:57

1 stop16h 47m

Santa Rosa Sonoma County

Sat 7/3

07:00-12:20

1 stop21h 20m

£779

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 22/4

15:10-23:41

1 stop16h 31m

Santa Rosa Sonoma County

Fri 8/5

07:00-10:05

1 stop19h 05m

£832

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 18/2

16:55-10:11

1 stop25h 16m

Santa Rosa Sonoma County

Sat 7/3

07:00-10:00

1 stop19h 00m

£838

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 15/4

14:45-23:41

1 stop16h 56m

Santa Rosa Sonoma County

Wed 15/7

15:05-16:05

1 stop17h 00m

£842

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Tue 17/2

16:55-10:11

1 stop25h 16m

Santa Rosa Sonoma County

Sat 7/3

07:00-10:00

1 stop19h 00m

£859

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 9/2

11:50-22:58

1 stop19h 08m

£528

Flights are sorted by cheapest return flights first.

Deals found on 4/12

Showing 1-10 of 19 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 £352). Flying from London Heathrow Airport to Santa Rosa in July is currently the most expensive (average of £459). 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 5 December 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 18h 11m. 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 £352). Flying from London Heathrow Airport to Santa Rosa in July is currently the most expensive (average of £459). 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?

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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