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$428+ Cheap flights from Santa Rosa (STS) to Heathrow (LHR)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
STS — LHR
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Find flight deals from Santa Rosa to Heathrow

Cheapest flights from Santa Rosa to Heathrow
Explore the most affordable flight options available from Santa Rosa to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 18, 2025.

This Finnair deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:18 pmSTS - LHR
1 stop14h 22mMultiple Airlines
Tue 12/94:55 pmLHR - STS
1 stop25h 24mMultiple Airlines
Deal found 11/18$1,053
This Finnair deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:40 amSTS - LHR
1 stop20h 50mMultiple Airlines
Thu 12/411:50 amLHR - STS
1 stop20h 02mMultiple Airlines
Deal found 11/17$1,177
This Finnair deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/11:18 pmSTS - LHR
1 stop18h 12mMultiple Airlines
Mon 12/84:55 pmLHR - STS
1 stop25h 24mMultiple Airlines
Deal found 11/17$1,233
This Finnair deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:00 amSTS - LHR
1 stop19h 00mMultiple Airlines
Tue 12/1610:05 amLHR - STS
1 stop15h 14mMultiple Airlines
Deal found 11/18$1,247
This American Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:53 pmSTS - LHR
1 stop14h 07mAmerican Airlines
Tue 12/3011:50 amLHR - STS
2 stops32h 39mAmerican Airlines
Deal found 11/16$1,388
This American Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:53 pmSTS - LHR
2 stops30h 57mAmerican Airlines
Tue 12/3011:50 amLHR - STS
2 stops32h 39mAmerican Airlines
Deal found 11/16$1,396
This Finnair deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:00 amSTS - LHR
1 stop21h 20mMultiple Airlines
Mon 12/2210:05 amLHR - STS
1 stop22h 13mMultiple Airlines
Deal found 11/16$1,410
This American Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:53 pmSTS - LHR
1 stop14h 07mAmerican Airlines
Wed 12/312:10 pmLHR - STS
2 stops30h 19mAmerican Airlines
Deal found 11/16$1,471
This American Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:53 pmSTS - LHR
2 stops30h 57mAmerican Airlines
Wed 12/312:10 pmLHR - STS
2 stops30h 19mAmerican Airlines
Deal found 11/16$1,479
This Finnair deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:00 amSTS - LHR
1 stop24h 30mMultiple Airlines
Mon 12/2210:05 amLHR - STS
1 stop22h 13mMultiple Airlines
Deal found 11/16$1,493
This American Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:53 pmSTS - LHR
1 stop14h 07mAmerican Airlines
Fri 1/24:30 pmLHR - STS
2 stops27h 59mAmerican Airlines
Deal found 11/16$1,496
This American Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:53 pmSTS - LHR
2 stops30h 57mAmerican Airlines
Fri 1/24:30 pmLHR - STS
2 stops27h 59mAmerican Airlines
Deal found 11/16$1,504

Cheap flight deals from Santa Rosa to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Heathrow (LHR). 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 November 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$853
(Finnair)

One-way from

$428
(Finnair)

Popular in

June

Cheapest in

September

Average price

$705
Provider with most accurate pricing for Santa Rosa Sonoma County-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santa Rosa Sonoma County-London Heathrow flights.
Search Deals
From Santa Rosa Sonoma County to London Heathrow
Search Deals
One-way flight from Santa Rosa Sonoma County to London Heathrow
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($151 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Heathrow 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 2,558,603 searches. Data last updated November 18, 2025.
Use the filters below to find and compare flights from Santa Rosa to London Heathrow Airport that are best for you.

Fly from

Santa Rosa

Fly to

Heathrow

Route

Depart

Return

Price

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sat 1/17

12:55 pm-1:15 pm

1 stop16h 20m

London Heathrow

Sun 1/25

11:50 am-10:58 pm

1 stop19h 08m

$853

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Fri 1/23

7:00 am-9:40 am

2 stops18h 40m

London Heathrow

Tue 1/27

2:10 pm-12:25 pm

2 stops30h 15m

$858

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sat 3/7

7:00 am-12:20 pm

1 stop21h 20m

London Heathrow

Sat 3/14

4:55 pm-10:11 am

1 stop24h 16m

$1,038

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 12/2

1:18 pm-11:40 am

1 stop14h 22m

London Heathrow

Tue 12/9

4:55 pm-10:19 am

1 stop25h 24m

$1,053

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 1/7

4:23 pm-1:15 pm

1 stop12h 52m

London Heathrow

Wed 1/21

4:55 pm-9:56 am

1 stop25h 01m

$1,073

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Fri 4/3

7:00 am-11:05 am

1 stop20h 05m

London Heathrow

Fri 4/10

2:45 pm-11:41 pm

1 stop16h 56m

$1,088

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Fri 3/6

7:00 am-12:30 pm

1 stop21h 30m

London Heathrow

Tue 3/10

4:55 pm-10:11 am

1 stop24h 16m

$1,118

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 2/26

12:58 pm-1:15 pm

1 stop16h 17m

$428

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 2/11

1:15 pm-1:15 pm

1 stop16h 00m

$428

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 2/12

12:58 pm-1:15 pm

1 stop16h 17m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 17 results
1
2

Compare providers for flights from Santa Rosa to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Rosa to Heathrow in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santa Rosa-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Santa Rosa-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Santa Rosa-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Rosa-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Rosa-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santa Rosa to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Santa Rosa with our price prediction graph.
Estimated round-trip 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 Santa Rosa to London Heathrow Airport

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

Currently, October is the cheapest month in which you can book a flight from Santa Rosa to London Heathrow Airport (average of $497). Flying from Santa Rosa to London Heathrow Airport in June is currently the most expensive (average of $806). 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 Santa Rosa to Heathrow. 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 from for flights from Santa Rosa to London Heathrow?

    Most people fly from Santa Rosa Sonoma County (STS) if they book a flight from Santa Rosa to London Heathrow. On average, Sonoma County has 0 outbound flights to London Heathrow per day from 0 airlines. Santa Rosa Sonoma County is conveniently located just 7.2 mi from Santa Rosa’s city center.

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

    There are many flights that can get you from Santa Rosa to London Heathrow Airport in 18h 40m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 5311 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to Heathrow 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 Santa Rosa to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Santa Rosa to London Heathrow Airport (average of $497). Flying from Santa Rosa to London Heathrow Airport in June is currently the most expensive (average of $806). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

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