HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$611+ Cheap flights from Santa Rosa (STS) to London (LON)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
STS — LON
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Santa Rosa to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Santa Rosa to London

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

Round-trip from

$751
(American Airlines)

One-way from

$611
(Finnair)

Popular in

June

Cheapest in

October

Average price

$719
From Santa Rosa Sonoma County to London (LON)
Search Deals
One-way flight from Santa Rosa Sonoma County to London (LON)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Santa Rosa to London

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

This American Airlines deal was found by Cheapflights users on 8/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3011:54 amSTS - LHR
1 stop17h 06mMultiple Airlines
Tue 10/79:25 amLHR - STS
1 stop20h 41mMultiple Airlines
Deal found 8/15$751
This Finnair deal was found by Cheapflights users on 8/16. 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 11/121:18 pmSTS - LHR
1 stop14h 57mMultiple Airlines
Wed 11/194:30 pmLHR - STS
1 stop27h 36mMultiple Airlines
Deal found 8/16$757
This American Airlines deal was found by Cheapflights users on 8/16. 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.
Sun 9/71:00 pmSTS - LHR
1 stop17h 40mAmerican Airlines
Tue 9/163:40 pmLHR - STS
1 stop28h 49mAmerican Airlines
Deal found 8/16$791
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:05 amSTS - LHR
1 stop15h 45mMultiple Airlines
Sun 10/2612:30 pmLHR - STS
1 stop18h 29mMultiple Airlines
Deal found 8/17$801
This American Airlines deal was found by Cheapflights users on 8/16. 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 11/117:45 amSTS - LHR
1 stop23h 45mAmerican Airlines
Tue 11/184:55 pmLHR - STS
1 stop25h 15mAmerican Airlines
Deal found 8/16$951
This American Airlines deal was found by Cheapflights users on 8/16. 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 10/77:00 amSTS - LHR
2 stops17h 15mAmerican Airlines
Thu 10/161:10 pmLHR - STS
2 stops18h 23mAmerican Airlines
Deal found 8/16$956
This Finnair deal was found by Cheapflights users on 8/16. 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 10/147:00 amSTS - LHR
1 stop19h 05mMultiple Airlines
Tue 10/214:55 pmLHR - STS
1 stop27h 06mMultiple Airlines
Deal found 8/16$957
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/612:41 pmSTS - LHR
1 stop14h 54mAlaska Airlines
Tue 10/1410:10 amLHR - STS
1 stop14h 44mAlaska Airlines
Deal found 8/16$989
This Iberia deal was found by Cheapflights users on 8/16. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:30 pmSTS - LGW
2 stops37h 20mIberia
Sat 12/137:40 pmLGW - STS
2 stops34h 55mIberia
Deal found 8/16$1,216
This Iberia deal was found by Cheapflights users on 8/16. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/71:30 pmSTS - LGW
2 stops25h 50mIberia
Sat 12/1311:45 amLGW - STS
2 stops42h 50mIberia
Deal found 8/16$1,236
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:03 amSTS - LGW
2 stops17h 07mAmerican Airlines
Thu 10/2310:25 amLGW - STS
2 stops21h 08mAmerican Airlines
Deal found 8/17$4,951

Cheapflights Fare Finder

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

Fly from

Santa Rosa

Fly to

London

Route

Depart

Return

Price

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 9/30

11:54 am-1:00 pm

1 stop17h 06m

London Heathrow

Tue 10/7

9:25 am-10:06 pm

1 stop20h 41m

$751

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 2/11

12:45 pm-1:15 pm

1 stop16h 30m

London Heathrow

Wed 2/18

5:00 pm-12:14 pm

2 stops27h 14m

$756

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Wed 11/12

1:18 pm-12:15 pm

1 stop14h 57m

London Heathrow

Wed 11/19

4:30 pm-12:06 pm

1 stop27h 36m

$757

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Sun 9/7

1:00 pm-2:40 pm

1 stop17h 40m

London Heathrow

Tue 9/16

3:40 pm-12:29 pm

1 stop28h 49m

$791

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 10/21

7:05 am-6:50 am

1 stop15h 45m

London Heathrow

Sun 10/26

12:30 pm-11:59 pm

1 stop18h 29m

$801

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 11/11

7:45 am-12:30 pm

1 stop20h 45m

London Heathrow

Wed 11/19

4:55 pm-10:10 am

1 stop25h 15m

$951

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 12/9

4:16 pm-1:15 pm

1 stop12h 59m

London Heathrow

Wed 12/17

3:10 pm-10:35 pm

1 stop15h 25m

$951

Santa RosaLondon

STS - LHR

STSLHR

Santa Rosa Sonoma County

Tue 11/11

1:18 pm-12:15 pm

1 stop14h 57m

London Heathrow

Thu 11/20

3:10 pm-11:59 pm

1 stop16h 49m

$951

Santa RosaLondon

STS - LGW

STSLGW

Santa Rosa Sonoma County

Fri 12/5

1:30 pm-10:50 am

2 stops37h 20m

London Gatwick

Sat 12/13

7:40 pm-10:35 pm

2 stops34h 55m

$1,216

Santa RosaLondon

STS - LGW

STSLGW

Santa Rosa Sonoma County

Sun 12/7

1:30 pm-11:20 pm

2 stops25h 50m

London Gatwick

Sat 12/13

11:45 am-10:35 pm

2 stops42h 50m

$1,236

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 25 results
1
2
3

Best time to book a flight from Santa Rosa to London

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

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

Currently, November is the cheapest month in which you can book a flight from Santa Rosa to London (average of $661). Flying from Santa Rosa to London in June is currently the most expensive (average of $1,097). 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 London. 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?

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

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Santa Rosa to London (average of $661). Flying from Santa Rosa to London in June is currently the most expensive (average of $1,097). 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?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dartford
Dover
Orpington
Watford
Gatwick
Borehamwood
Aylesbury
Chelmsford
Southend-on-Sea
Folkestone
Chichester
Arundel
Eastbourne
Milton Keynes
Sutton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Santa Rosa to London

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
San Francisco to Gatwick flights
Los Angeles to London City flights
San Francisco to London City flights
Los Angeles to Gatwick flights
San Diego to Heathrow flights
Ontario to Heathrow flights
Los Angeles to Luton flights
Los Angeles to Stansted flights
San Francisco to Stansted flights
San Francisco to Luton flights
Las Vegas to Heathrow flights
San Jose to Heathrow flights
San Diego to Gatwick flights
Oakland to Heathrow flights
Sacramento to Heathrow flights
San Francisco to Edinburgh flights
Los Angeles to Edinburgh flights
San Diego to London City flights
Santa Ana to Heathrow flights
Sacramento to Gatwick flights
Las Vegas to London City flights
San Francisco to Manchester flights
Las Vegas to Gatwick flights
Los Angeles to Manchester flights
San Jose to Gatwick flights
Reno to Heathrow flights
Santa Rosa to Heathrow flights
Sacramento to London City flights
San Francisco to Southampton flights
San Diego to Edinburgh flights
Oakland to Gatwick flights
Los Angeles to Southend flights
Las Vegas to Luton flights
Los Angeles to Southampton flights
Reno to Gatwick flights
Los Angeles to Birmingham flights
Arcata to Heathrow flights
San Francisco to Birmingham flights
Fresno to Heathrow flights
Burbank to Heathrow flights
San Jose to Manchester flights
Ontario to Edinburgh flights
Palm Springs to Heathrow flights
Ontario to Manchester flights
Sacramento to Edinburgh flights
Reno to London City flights
Long Beach to Heathrow flights
Las Vegas to Edinburgh flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.