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Cheap flights from London Luton Airport to San Francisco from £377

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — SFO
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) to San Francisco (SFO). 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 November 2025.

Round-trip from

£482

One-way from

£377

Popular in

July

Cheapest in

September

Average price

£470
16/1-24/1
  • 16/1-24/1
  • 4 total stops
  • 55h 30m total
  • London to San Francisco
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4/12
  • 4/12
  • 2 total stops
  • 31h 05m total
  • London to San Francisco
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£61 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from Luton to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Luton to San Francisco
Explore the most affordable flight options available from Luton to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Thu 4/1220:50LTN - SFO
2 stops23h 50mMultiple Airlines
Wed 10/1208:25SFO - LTN
2 stops27h 00mMultiple Airlines
Deal found 25/11£608
Thu 4/1221:40LTN - SFO
2 stops27h 53mMultiple Airlines
Thu 11/1215:05SFO - LTN
1 stop21h 50mMultiple Airlines
Deal found 26/11£611
Tue 16/1217:00LTN - SFO
2 stops29h 30mMultiple Airlines
Wed 7/116:35SFO - LTN
2 stops21h 45mMultiple Airlines
Deal found 26/11£617
Sat 6/1220:50LTN - SFO
2 stops31h 20mMultiple Airlines
Tue 9/1212:10SFO - LTN
1 stop15h 20mMultiple Airlines
Deal found 26/11£645
Tue 2/1220:50LTN - SFO
2 stops31h 20mMultiple Airlines
Thu 4/1213:00SFO - LTN
2 stops20h 15mMultiple Airlines
Deal found 26/11£655
Thu 4/1220:50LTN - SFO
2 stops27h 15mMultiple Airlines
Tue 9/1212:10SFO - LTN
1 stop15h 20mMultiple Airlines
Deal found 24/11£683
Wed 3/1206:50LTN - SFO
1 stop16h 45mMultiple Airlines
Wed 10/1217:20SFO - LTN
1 stop15h 45mMultiple Airlines
Deal found 25/11£686
Wed 24/1220:50LTN - SFO
2 stops25h 45mMultiple Airlines
Thu 8/116:40SFO - LTN
2 stops22h 20mMultiple Airlines
Deal found 25/11£698

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton to San Francisco 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 November 2025.
Use the filters below to find and compare flights from London Luton Airport to San Francisco that are best for you.

Fly from

Luton

Fly to

San Francisco

Route

Depart

Return

Price

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Fri 16/1

12:40-14:35

2 stops33h 55m

San Francisco

Sat 24/1

16:40-22:15

2 stops21h 35m

£482

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 11/2

06:50-15:35

1 stop16h 45m

San Francisco

Wed 18/2

17:20-23:05

1 stop21h 45m

£550

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 13/5

05:30-13:57

3 stops40h 27m

San Francisco

Fri 22/5

12:50-17:40

2 stops20h 50m

£571

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 13/5

05:30-23:03

3 stops25h 33m

San Francisco

Wed 20/5

17:45-22:55

2 stops21h 10m

£577

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 21/1

07:00-12:20

3 stops37h 20m

San Francisco

Sat 24/1

16:35-22:55

2 stops22h 20m

£585

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 28/4

09:10-18:00

3 stops40h 50m

San Francisco

Tue 19/5

07:30-15:30

3 stops24h 00m

£594

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Mon 2/2

07:20-12:20

3 stops37h 00m

San Francisco

Sat 7/2

16:35-22:55

2 stops22h 20m

£606

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Sat 17/1

07:15-12:20

3 stops37h 05m

San Francisco

Sat 31/1

10:15-16:55

3 stops22h 40m

£617

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 16/12

17:00-14:30

2 stops29h 30m

San Francisco

Wed 7/1

16:35-22:20

2 stops21h 45m

£617

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Thu 23/4

13:35-16:50

2 stops35h 15m

San Francisco

Thu 30/4

12:50-16:45

2 stops19h 55m

£639

Flights are sorted by cheapest return flights first.

Deals found on 24/11

Showing 1-10 of 20 results
1
2

Best time to book a flight from Luton to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Luton 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.

Related info for your journey

Find useful and relevant information for your journey from Luton to San Francisco. 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 San Francisco from London Luton?

    For a flight from London Luton to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 0 inbound flights from London Luton per day. 0 airlines have flights to San Francisco from London Luton on a regular basis.

  • Can I find deals for flights from Luton to San Francisco that include hotel bookings?

    Yes. In addition to deals on Luton to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Luton to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luton to San Francisco.

  • Can I find deals for business class flights from Luton to San Francisco?

    Yes. Cheapflights offers flight deals from Luton to San Francisco 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

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Newark
San Bruno
South San Francisco
Bodega Bay
Pacific Grove

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Alternative routes for Luton to San Francisco

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Fly with Cheapflights

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How does Cheapflights help users find flights from Luton to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Luton to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Luton to San Francisco?

Millions of users choose and trust Cheapflights to book the best flight deals from Luton to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Luton to San Francisco with no change fees?

Need flexible booking options for your flight to San Francisco from Luton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Luton to San Francisco become cheaper?

Yes! Start tracking prices for Luton to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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