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$282+ 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
STS — LHR
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap 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 December 23, 2025.

This Finnair deal was found by Cheapflights users on 12/20. 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 12/253:53 pmSTS - LHR
1 stop14h 07mMultiple Airlines
Fri 1/211:50 amLHR - STS
1 stop20h 28mMultiple Airlines
Deal found 12/20$1,539
This Finnair deal was found by Cheapflights users on 12/21. 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.
Sun 12/287:00 amSTS - LHR
1 stop19h 00mMultiple Airlines
Thu 1/14:55 pmLHR - STS
1 stop15h 23mMultiple Airlines
Deal found 12/21$1,684
This Finnair deal was found by Cheapflights users on 12/21. 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 12/243:53 pmSTS - LHR
1 stop14h 07mMultiple Airlines
Sun 1/44:55 pmLHR - STS
1 stop15h 23mMultiple Airlines
Deal found 12/21$2,007
This Finnair deal was found by Cheapflights users on 12/21. 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.
Sun 12/287:00 amSTS - LHR
1 stop21h 20mMultiple Airlines
Sun 1/44:55 pmLHR - STS
1 stop15h 23mMultiple Airlines
Deal found 12/21$2,106
This Finnair deal was found by Cheapflights users on 12/21. 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 12/227:00 amSTS - LHR
1 stop23h 00mMultiple Airlines
Tue 1/64:55 pmLHR - STS
1 stop25h 30mMultiple Airlines
Deal found 12/21$2,108
This Finnair deal was found by Cheapflights users on 12/21. 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 12/233:53 pmSTS - LHR
1 stop15h 37mMultiple Airlines
Sun 1/47:30 amLHR - STS
2 stops24h 48mMultiple Airlines
Deal found 12/21$3,807

Find 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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$657
(American Airlines)

One-way from

$282
(Finnair)

Popular in

June

Cheapest in

January

Average price

$884
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 ($153 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 December 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 December 23, 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

Wed 3/4

11:15 am-12:20 pm

1 stop17h 05m

London Heathrow

Sat 3/21

11:50 am-11:41 pm

1 stop18h 51m

$657

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Thu 2/5

12:55 pm-1:15 pm

1 stop16h 20m

London Heathrow

Thu 2/12

12:50 pm-11:51 pm

1 stop19h 01m

$692

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 3/4

1:00 pm-12:15 pm

2 stops15h 15m

London Heathrow

Sat 3/21

11:50 am-11:41 pm

1 stop18h 51m

$801

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 2/25

7:00 am-2:00 pm

1 stop23h 00m

London Heathrow

Wed 3/4

7:15 pm-11:57 pm

2 stops36h 42m

$879

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 4/19

12:10 pm-11:05 am

1 stop14h 55m

London Heathrow

Tue 4/28

11:40 am-11:59 pm

1 stop20h 19m

$882

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 4/15

1:22 pm-11:05 am

1 stop13h 43m

London Heathrow

Wed 4/22

2:45 pm-11:59 pm

1 stop17h 14m

$882

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 4/20

1:22 pm-11:05 am

1 stop13h 43m

London Heathrow

Thu 4/30

3:10 pm-11:41 pm

1 stop16h 31m

$912

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 4/20

1:22 pm-11:05 am

1 stop13h 43m

London Heathrow

Wed 4/29

3:10 pm-11:41 pm

1 stop16h 31m

$912

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Fri 4/17

12:10 pm-11:05 am

1 stop14h 55m

London Heathrow

Tue 4/28

3:10 pm-11:59 pm

1 stop16h 49m

$960

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 6/17

4:22 pm-3:05 pm

1 stop14h 43m

$446

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 15 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 December.
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 $812). 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 15h 15m. 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 $812). 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
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Hayes
Orpington
Northampton
Watford
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Folkestone

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