What is the cheapest month to book a flight from San Francisco to London Luton Airport?

Currently, January is the cheapest month in which you can book a flight from San Francisco to London Luton Airport (average of £76). Flying from San Francisco to London Luton Airport in July is currently the most expensive (average of £113). 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.

In terms of precipitation, rainfall in London Luton Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Luton Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Luton Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

How far in advance should I book a flight from San Francisco to London Luton Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 39 days in advance, which can save you up to 15% on flights from San Francisco to London Luton Airport compared to booking the week you need them. Waiting 39 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £517. For sooner than that we have options available in the next 3 days from £608.

What is the cheapest month to fly from San Francisco to London Luton Airport?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to London Luton Airport. Flights to London Luton Airport from San Francisco in October are about £557 on average during October, but can be found for as low as £382.

What is the cheapest time of day to fly from SFO to LTN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to London Luton Airport as you normally would.

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 11.8 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.

£235+ Cheap Flights from San Francisco to London Luton Airport

Cheap flight deals from San Francisco to Luton

Round-trip from	£415
One-way from	£235
Popular in	June
Cheapest in	October
Average price	£531

5/11-13/11
4 total stops
52h 50m total
San Francisco to London

Search Deals

24/10
2 total stops
24h 10m total
San Francisco to London

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£80 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

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Find flight deals from San Francisco to Luton

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 29 August 2025.

Wed 5/1116:35SFO - LTN

2 stops21h 45mMultiple Airlines

Thu 13/1117:00LTN - SFO

2 stops31h 05mMultiple Airlines

Deal found 27/8£415

Wed 24/908:30SFO - LTN

2 stops19h 15mMultiple Airlines

Wed 8/1018:25LTN - SFO

3 stops29h 03mMultiple Airlines

Deal found 26/8£427

Mon 13/1008:30SFO - LTN

2 stops19h 50mMultiple Airlines

Tue 21/1018:10LTN - SFO

2 stops26h 30mMultiple Airlines

Deal found 28/8£437

Tue 23/919:30SFO - LTN

2 stops20h 05mMultiple Airlines

Tue 7/1018:10LTN - SFO

2 stops26h 30mMultiple Airlines

Deal found 27/8£437

Mon 6/1008:30SFO - LTN

2 stops19h 50mMultiple Airlines

Tue 14/1018:10LTN - SFO

3 stops29h 18mMultiple Airlines

Deal found 27/8£440

Mon 20/1019:40SFO - LTN

2 stops17h 45mMultiple Airlines

Mon 27/1013:50LTN - SFO

2 stops33h 20mMultiple Airlines

Deal found 26/8£442

Thu 6/1116:40SFO - LTN

2 stops17h 30mMultiple Airlines

Fri 14/1113:25LTN - SFO

2 stops33h 10mMultiple Airlines

Deal found 27/8£443

Mon 6/1008:30SFO - LTN

2 stops19h 50mMultiple Airlines

Wed 15/1018:25LTN - SFO

2 stops26h 15mMultiple Airlines

Deal found 27/8£446

Tue 7/1008:30SFO - LTN

2 stops19h 50mMultiple Airlines

Mon 13/1016:00LTN - SFO

2 stops28h 40mMultiple Airlines

Deal found 25/8£449

Sun 5/1008:30SFO - LTN

2 stops23h 05mMultiple Airlines

Tue 14/1017:55LTN - SFO

2 stops26h 45mMultiple Airlines

Deal found 27/8£452

Best flights from San Francisco to Luton
Discover carefully curated flight deals from San Francisco to Luton that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2025.

Wed 5/1116:35SFO - LTN

2 stops21h 45mMultiple Airlines

Thu 13/1117:00LTN - SFO

2 stops31h 05mMultiple Airlines

Deal found 27/8£415

Mon 13/1008:30SFO - LTN

2 stops19h 50mMultiple Airlines

Tue 21/1018:10LTN - SFO

2 stops26h 30mMultiple Airlines

Deal found 28/8£437

Tue 23/919:30SFO - LTN

2 stops20h 05mMultiple Airlines

Tue 7/1018:10LTN - SFO

2 stops26h 30mMultiple Airlines

Deal found 27/8£437

Mon 6/1008:30SFO - LTN

2 stops19h 50mMultiple Airlines

Tue 14/1018:10LTN - SFO

2 stops26h 30mMultiple Airlines

Deal found 27/8£440

Mon 6/1008:30SFO - LTN

2 stops19h 50mMultiple Airlines

Wed 15/1018:25LTN - SFO

2 stops26h 15mMultiple Airlines

Deal found 27/8£446

Sun 5/1008:30SFO - LTN

2 stops23h 05mMultiple Airlines

Tue 14/1017:55LTN - SFO

2 stops26h 45mMultiple Airlines

Deal found 27/8£452

Tue 14/1008:40SFO - LTN

2 stops19h 40mMultiple Airlines

Wed 22/1018:25LTN - SFO

2 stops26h 15mMultiple Airlines

Deal found 28/8£452

Sun 21/908:30SFO - LTN

2 stops23h 05mMultiple Airlines

Tue 7/1007:00LTN - SFO

2 stops20h 51mMultiple Airlines

Deal found 28/8£456

Last-minute flights from San Francisco to Luton
Discover last-minute flight deals from San Francisco to Luton. Data last updated 29 August 2025 and is based on user searches.

Tue 16/907:30SFO - LTN

2 stops30h 40mMultiple Airlines

Mon 22/916:00LTN - SFO

2 stops29h 35mMultiple Airlines

Deal found 28/8£504

Sun 21/908:30SFO - LTN

2 stops23h 05mMultiple Airlines

Tue 7/1007:00LTN - SFO

2 stops20h 51mMultiple Airlines

Deal found 28/8£456

Mon 22/908:30SFO - LTN

2 stops19h 50mMultiple Airlines

Thu 9/1006:40LTN - SFO

2 stops21h 11mMultiple Airlines

Deal found 28/8£443

Tue 23/919:30SFO - LTN

2 stops20h 05mMultiple Airlines

Tue 7/1018:10LTN - SFO

2 stops26h 30mMultiple Airlines

Deal found 27/8£437

Tue 23/908:30SFO - LTN

2 stops19h 50mMultiple Airlines

Fri 10/1007:00LTN - SFO

3 stops24h 08mMultiple Airlines

Deal found 27/8£501

Tue 23/919:30SFO - LTN

2 stops20h 05mMultiple Airlines

Fri 3/1007:00LTN - SFO

2 stops20h 51mMultiple Airlines

Deal found 28/8£518

Thu 25/908:30SFO - LTN

3 stops28h 25mMultiple Airlines

Thu 9/1006:40LTN - SFO

2 stops21h 11mMultiple Airlines

Deal found 28/8£521

Fri 26/908:30SFO - LTN

3 stops28h 30mMultiple Airlines

Tue 7/1018:10LTN - SFO

2 stops30h 00mMultiple Airlines

Deal found 28/8£487

One-way flights from San Francisco to Luton
Search for one-way flight options from San Francisco to Luton. Find affordable one-way fares based on user searches. Data last updated 29 August 2025.

Fri 24/1012:50SFO - LTN

2 stops24h 10mMultiple Airlines

Deal found 27/8£235

Sat 8/1110:15SFO - LTN

3 stops27h 35mMultiple Airlines

Deal found 26/8£236

Mon 16/216:35SFO - LTN

2 stops31h 55mMultiple Airlines

Deal found 27/8£237

Sun 28/920:10SFO - LTN

2 stops28h 35mMultiple Airlines

Deal found 27/8£238

Fri 21/1113:00SFO - LTN

2 stops24h 00mMultiple Airlines

Deal found 28/8£238

Fri 3/1012:50SFO - LTN

3 stops36h 40mMultiple Airlines

Deal found 28/8£239

Fri 26/911:48SFO - LTN

2 stops37h 27mMultiple Airlines

Deal found 27/8£241

Fri 5/923:57SFO - LTN

3 stops49h 18mMultiple Airlines

Deal found 28/8£241

Wed 24/914:22SFO - LTN

2 stops24h 13mMultiple Airlines

Deal found 27/8£242

Wed 15/1008:00SFO - LTN

3 stops23h 25mMultiple Airlines

Deal found 27/8£243

Wed 17/908:00SFO - LTN

3 stops23h 25mMultiple Airlines

Deal found 28/8£244

Tue 23/918:53SFO - LTN

2 stops54h 22mMultiple Airlines

Deal found 28/8£244

Cheapflights Fare Finder

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

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Wed 5/11

16:35-22:20

2 stops21h 45m

London Luton

Thu 13/11

17:00-16:05

2 stops31h 05m

£415

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Mon 13/10

08:30-12:20

2 stops19h 50m

London Luton

Tue 21/10

18:10-12:40

2 stops26h 30m

£437

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Tue 23/9

19:30-23:35

2 stops20h 05m

London Luton

Tue 7/10

18:10-12:40

2 stops26h 30m

£437

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Mon 6/10

08:30-12:20

2 stops19h 50m

London Luton

Tue 14/10

18:10-12:40

2 stops26h 30m

£440

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Mon 6/10

08:30-12:20

2 stops19h 50m

London Luton

Wed 15/10

18:25-12:40

2 stops26h 15m

£446

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Sun 5/10

08:30-15:35

2 stops23h 05m

London Luton

Tue 14/10

17:55-12:40

2 stops26h 45m

£452

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Tue 14/10

08:40-12:20

2 stops19h 40m

London Luton

Wed 22/10

18:25-12:40

2 stops26h 15m

£452

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Sun 21/9

08:30-15:35

2 stops23h 05m

London Luton

Tue 7/10

07:00-19:51

2 stops20h 51m

£456

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Fri 24/10

12:50-21:00

2 stops24h 10m

£235

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Sat 8/11

10:15-21:50

3 stops27h 35m

£236

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 18 results

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.

Related info for your journey

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 11.8 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.
What is the cheapest month to book a flight from San Francisco to London Luton Airport?
Currently, January is the cheapest month in which you can book a flight from San Francisco to London Luton Airport (average of £76). Flying from San Francisco to London Luton Airport in July is currently the most expensive (average of £113). 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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Croydon

Hounslow

Gatwick

Slough

Luton

Deal

Wembley

Ilford

Crawley

Hayes

Watford

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Ipswich

Chichester

Winchester

Eastbourne

Dartford

Guildford

Romford

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Luton from San Francisco today with Cheapflights!

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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Cheap flights from San Francisco to London Luton Airport from £235

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 24/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco to Luton

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Francisco to Luton

Cheapest flights from San Francisco to LutonExplore 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 29 August 2025.

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 29 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to London Luton Airport that are best for you.

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.

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?

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

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

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

What is the cheapest month to book a flight from San Francisco to London Luton Airport?

Travelling to a place near London Luton Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Luton

See prices for flight routes from nearby airports that may be better suited for you.

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

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

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

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

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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 29 August 2025.