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$446+ Cheap flights from Santa Rosa (STS) to the United Kingdom

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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
STS — LHR
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Santa Rosa to United Kingdom

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

This Finnair deal was found by Cheapflights users on 12/17. 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 12/297:00 amSTS - LHR
1 stop21h 20mMultiple Airlines
Tue 1/134:55 pmLHR - STS
1 stop25h 30mMultiple Airlines
Deal found 12/17$1,144
This Finnair deal was found by Cheapflights users on 12/16. 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.
Tue 12/237:00 amSTS - LHR
1 stop23h 00mMultiple Airlines
Wed 1/74:55 pmLHR - STS
1 stop25h 01mMultiple Airlines
Deal found 12/16$1,627
This Finnair deal was found by Cheapflights users on 12/16. 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.
Tue 12/237:00 amSTS - LHR
1 stop21h 20mMultiple Airlines
Tue 1/64:55 pmLHR - STS
1 stop25h 30mMultiple Airlines
Deal found 12/16$1,811
This Finnair deal was found by Cheapflights users on 12/16. 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.
Wed 12/243:53 pmSTS - LHR
1 stop14h 07mMultiple Airlines
Sat 1/34:55 pmLHR - STS
1 stop25h 39mMultiple Airlines
Deal found 12/16$2,017
This Finnair deal was found by Cheapflights users on 12/16. 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 12/253:53 pmSTS - LHR
1 stop14h 07mMultiple Airlines
Sat 1/34:55 pmLHR - STS
1 stop25h 39mMultiple Airlines
Deal found 12/16$2,176
This Finnair deal was found by Cheapflights users on 12/15. 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.
Fri 12/193:53 pmSTS - LHR
1 stop15h 37mMultiple Airlines
Thu 1/111:50 amLHR - STS
1 stop20h 28mMultiple Airlines
Deal found 12/15$2,628

Find flight deals from Santa Rosa to United Kingdom

Keep the following information in mind while searching for Santa Rosa to United Kingdom flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$624
(American Airlines)

One-way from

$446
(Finnair)

Popular in

June

Cheapest in

September

Average price

$887
Provider with most accurate pricing for San Francisco-London (LON) flight deals.
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Provider most trusted by Cheapflights users for San Francisco-London (LON) flights.
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From Santa Rosa Sonoma County to United Kingdom
Search Deals
One-way flight from Santa Rosa Sonoma County to United Kingdom
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Highest demand for flights based on searches. 16% potential increase in price ($153 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to United Kingdom 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 18, 2025.
Use the filters below to find and compare flights from Santa Rosa to the United Kingdom that are best for you.

Fly from

Santa Rosa

Fly to

United Kingdom

Route

Depart

Return

Price

Santa RosaEdinburgh

STS - EDI

STSEDI

Santa Rosa Sonoma County

Fri 1/30

11:15 am-3:20 pm

2 stops20h 05m

Edinburgh Turnhouse

Fri 2/6

7:25 am-10:58 pm

2 stops23h 33m

$624

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sat 1/31

12:55 pm-12:15 pm

2 stops15h 20m

London Heathrow

Sat 2/7

7:10 pm-12:25 pm

2 stops25h 15m

$661

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Fri 1/30

11:03 am-10:25 am

2 stops15h 22m

London Heathrow

Fri 2/6

12:10 pm-10:58 pm

2 stops18h 48m

$661

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Mon 1/26

11:15 am-12:20 pm

1 stop17h 05m

London Heathrow

Mon 2/2

10:05 am-10:58 pm

2 stops20h 53m

$661

Santa RosaManchester

STS - MAN

STSMAN

Santa Rosa Sonoma County

Fri 1/30

11:15 am-4:35 pm

2 stops21h 20m

Manchester

Fri 2/6

9:00 am-10:58 pm

2 stops21h 58m

$730

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 5/20

7:00 am-8:00 am

1 stop17h 00m

London Heathrow

Tue 5/26

10:30 am-11:30 pm

1 stop21h 00m

$754

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 5/20

7:00 am-11:35 am

1 stop20h 35m

London Heathrow

Tue 5/26

8:20 am-6:00 pm

2 stops17h 40m

$758

Santa RosaBelfast

STS - BHD

STSBHD

Santa Rosa Sonoma County

Sun 1/18

7:00 am-6:40 pm

2 stops27h 40m

Belfast City

Sun 1/25

6:30 am-9:56 am

2 stops35h 26m

$837

Santa RosaBelfast

STS - BHD

STSBHD

Santa Rosa Sonoma County

Mon 1/19

12:55 pm-8:15 pm

2 stops23h 20m

Belfast City

Sun 1/25

3:10 pm-10:58 pm

2 stops39h 48m

$837

Santa RosaBelfast

STS - BHD

STSBHD

Santa Rosa Sonoma County

Thu 1/15

7:00 am-6:50 pm

2 stops27h 50m

Belfast City

Wed 1/21

3:40 pm-10:58 pm

2 stops39h 18m

$837

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 40 results
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Best time to book a flight from Santa Rosa to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom 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 the United Kingdom

What is the cheapest month to book a flight from Santa Rosa to United Kingdom?

Currently, October is the cheapest month in which you can book a flight from Santa Rosa to United Kingdom (average of $497). Flying from Santa Rosa to United Kingdom in June is currently the most expensive (average of $813). 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 United Kingdom. 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 United Kingdom?

    Santa Rosa Sonoma County (STS) is the airport you will fly out of if you book a flight from Santa Rosa to United Kingdom. It is only a 7.2 mi journey to Sonoma County (STS) from Santa Rosa’s city center.

  • How long is the flight from Santa Rosa to United Kingdom?

    Airlines like American Airlines and Iberia fly from Santa Rosa to United Kingdom in about 15h 20m. The time it takes to get you to your destination can typically vary by up to 22h 08m. The distance from Santa Rosa to United Kingdom is about 5311 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Santa Rosa to United Kingdom?

    The most popular flight routes from Santa Rosa to United Kingdom are Santa Rosa Sonoma County - London Heathrow, Santa Rosa Sonoma County - London Gatwick and Santa Rosa Sonoma County - Belfast City.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to United Kingdom 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 United Kingdom?

    Currently, October is the cheapest month in which you can book a flight from Santa Rosa to United Kingdom (average of $497). Flying from Santa Rosa to United Kingdom in June is currently the most expensive (average of $813). 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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