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Cheap flights from San Francisco to London Luton Airport from £290

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LTN
27 Apr — 4 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to Luton

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Luton
Explore the most affordable flight options available from San Francisco to Luton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2026.

Mon 11/516:30
SFO
-
LTN
2 stops20h 35m
Multiple Airlines
Mon 18/521:50
LTN
-
SFO
2 stops24h 40m
Multiple Airlines
Deal found 27/3£507
Thu 30/412:55
SFO
-
LTN
2 stops26h 05m
Multiple Airlines
Tue 5/512:45
LTN
-
SFO
2 stops35h 55m
Multiple Airlines
Deal found 26/3£539
Thu 7/512:55
SFO
-
LTN
2 stops27h 55m
Multiple Airlines
Tue 12/517:45
LTN
-
SFO
2 stops30h 55m
Multiple Airlines
Deal found 26/3£544
Wed 22/413:00
SFO
-
LTN
2 stops25h 25m
Multiple Airlines
Wed 29/416:30
LTN
-
SFO
2 stops33h 25m
Multiple Airlines
Deal found 25/3£549
Thu 16/412:55
SFO
-
LTN
2 stops26h 05m
Multiple Airlines
Thu 23/417:30
LTN
-
SFO
2 stops31h 10m
Multiple Airlines
Deal found 28/3£549
Thu 16/412:55
SFO
-
LTN
2 stops27h 55m
Multiple Airlines
Tue 21/417:45
LTN
-
SFO
2 stops30h 55m
Multiple Airlines
Deal found 27/3£553
Sun 19/419:40
SFO
-
LTN
1 stop34h 40m
Multiple Airlines
Sun 26/409:00
LTN
-
SFO
2 stops20h 55m
Multiple Airlines
Deal found 25/3£560
Tue 14/412:55
SFO
-
LTN
2 stops24h 50m
Multiple Airlines
Tue 28/417:45
LTN
-
SFO
2 stops30h 55m
Multiple Airlines
Deal found 27/3£562
Tue 12/512:55
SFO
-
LTN
2 stops25h 15m
Multiple Airlines
Tue 19/513:10
LTN
-
SFO
2 stops35h 30m
Multiple Airlines
Deal found 28/3£567
Wed 6/513:00
SFO
-
LTN
2 stops24h 05m
Multiple Airlines
Tue 12/509:40
LTN
-
SFO
2 stops20h 15m
Multiple Airlines
Deal found 25/3£570

Find flight deals from San Francisco to Luton

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Luton (LTN). 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 28 March 2026.

Round-trip from

£507

One-way from

£290

Popular in

June

Cheapest in

February

Average price

£526
11/5-18/5
  • 11/5-18/5
  • 4 total stops
  • 45h 15m total
  • San Francisco to London
Search Deals
2/5
  • 2/5
  • 2 total stops
  • 56h 31m total
  • San Francisco to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£91 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco to Luton 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 28 March 2026.
Use the filters below to find and compare flights from San Francisco to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Sun 19/4

17:40-15:25

1 stop13h 45m

London Luton

Tue 5/5

09:40-12:00

2 stops34h 20m

£656

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Mon 20/4

17:35-15:45

1 stop14h 10m

London Luton

Thu 30/4

17:30-16:50

2 stops31h 20m

£682

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Tue 2/6

06:00-18:30

3 stops28h 30m

London Luton

Fri 5/6

17:50-17:35

2 stops31h 45m

£713

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Wed 15/4

19:35-22:40

2 stops19h 05m

London Luton

Sun 19/4

05:40-19:00

2 stops21h 20m

£719

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Thu 23/4

08:10-00:50

3 stops32h 40m

London Luton

Thu 30/4

05:40-21:22

2 stops23h 42m

£723

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Fri 10/4

17:35-17:25

1 stop15h 50m

London Luton

Fri 8/5

06:20-12:00

2 stops37h 40m

£725
Fastest return journey

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Mon 11/5

20:30-22:15

1 stop17h 45m

London Luton

Sat 30/5

06:00-13:50

1 stop15h 50m

£740

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Sun 19/4

16:45-21:40

3 stops20h 55m

London Luton

Sat 25/4

14:25-14:40

3 stops32h 15m

£753

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Mon 20/7

17:35-15:45

1 stop14h 10m

London Luton

Thu 6/8

21:40-21:55

2 stops32h 15m

£757

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Tue 9/6

17:40-15:30

1 stop13h 50m

London Luton

Sat 20/6

18:15-12:00

2 stops49h 45m

£764

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from San Francisco to Luton

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

How often are flights from San Francisco to London delayed?

About 0% of weekly flights between San Francisco and London have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for San Francisco to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

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

    Most people fly from San Francisco (SFO) if they book a flight from San Francisco to London Luton. On average, San Francisco has 0 outbound flights to London Luton per day from 0 airlines. San Francisco is conveniently located just 11.0 mi from San Francisco’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Luton 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 London Luton Airport?

Book flights to London Luton Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Eastbourne
Guildford
Watford
Kingston upon Thames
Romford
Ipswich
Bedford
Chelmsford
Bishop's Stortford

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

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

Millions of users choose and trust Cheapflights to book the best flight deals from San Francisco to Luton 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 San Francisco to Luton with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to Luton, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from San Francisco to Luton and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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