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Cheap flights from London Heathrow Airport to Santa Rosa from £631

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STS
2 Jul — 9 Jul1
1 adult

Cheap 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 27 June 2025.

Round-trip from

£631

Popular in

July

Cheapest in

February

Average price

£501
9/8-16/8
  • 9/8-16/8
  • 2 total stops
  • 48h 04m total
  • London to Santa Rosa
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Heathrow to Santa Rosa

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 27 June 2025.

Sat 9/809:55LHR - STS
1 stop21h 49mMultiple Airlines
Sat 16/807:00STS - LHR
1 stop26h 15mMultiple Airlines
Deal found 25/6£631
Sun 10/814:45LHR - STS
1 stop16h 59mAmerican Airlines
Sun 17/807:00STS - LHR
1 stop17h 00mAmerican Airlines
Deal found 26/6£1,104
Sat 9/809:30LHR - STS
2 stops22h 14mFinnair
Sat 16/815:05STS - LHR
2 stops23h 05mFinnair
Deal found 25/6£1,155

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 27 June 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

Sat 9/8

13:25-11:06

2 stops29h 41m

Santa Rosa Sonoma County

Sat 16/8

15:05-17:15

1 stop18h 10m

£631

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sun 10/8

14:45-23:44

1 stop16h 59m

Santa Rosa Sonoma County

Sun 17/8

07:00-08:00

1 stop17h 00m

£1,104

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sat 9/8

09:30-23:44

2 stops22h 14m

Santa Rosa Sonoma County

Sat 16/8

15:05-22:10

2 stops23h 05m

£1,155

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Mon 1/12

19:10-22:35

2 stops35h 25m

£908

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Sun 17/8

09:30-23:44

2 stops22h 14m

£1,361

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Thu 13/11

12:30-23:59

1 stop19h 29m

£2,174

LondonSanta Rosa

LHR - STS

LHRSTS

London Heathrow

Wed 23/7

14:45-23:44

1 stop16h 59m

£3,616

Flights are sorted by cheapest return flights first.

Deals found on 25/6

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 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 27 June 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 in the morning, which can drop the price by up to 26% versus a flight at midday.

Reviews of airlines servicing Santa Rosa

Get insights into the airlines that provide service to Santa Rosa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santa Rosa. Reviews last updated 27 June 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Santa Rosa, such as Finnair, American Airlines, andIberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,298 reviews
Check prices

Food

6.7

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,298 reviews
Finnair
7.6
Good
1,298 reviews
Check prices

Food

6.7

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
American Airlines
7.2
Good
10,000 reviews
Finnair
7.6
Good
1,298 reviews
Check prices

Food

6.7

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Iberia
7.0
Good
2,802 reviews
Finnair
7.6
Good
1,298 reviews
Check prices

Food

6.7

Overall

7.6

Crew

8.1

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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.

  • What are the cheapest airlines flying from London Heathrow Airport to Santa Rosa round-trip?

    According to our current data, American Airlines (£1,104), and Finnair (£1,155) offers the cheapest pricing from London Heathrow Airport to Santa Rosa.

  • What are the cheapest airlines to fly from London Heathrow Airport to Santa Rosa one-way?

    One-way options have recently been found by users for as low as £1,361 on Finnair. Other airlines that offer cheap prices include American Airlines from £2,174 and Iberia from £3,616 one-way.

  • 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.

See more FAQs

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