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

Currently, January is the cheapest month in which you can book a flight from London Luton Airport to San Francisco (average of $276). Flying from London Luton Airport to San Francisco in June is currently the most expensive (average of $358). 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 San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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

Find a great deal and save up to 22% by booking at least 52 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London Luton Airport to San Francisco within the next two weeks, with the cheapest ticket starting at $609.

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

February can be a great time to fly to San Francisco from London Luton Airport with a flight ticket averaging about $670. Cheapflights users have found deals in the month of February for as cheap as $454. The most expensive prices can be found in the month of July.

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

When flying from London Luton Airport to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 vacation 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.

$572+ Cheap Flights from London Luton Airport to San Francisco

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Cheap flight deals from Luton to San Francisco

Round-trip from	$572 (Mytrip)
Popular in	July
Cheapest in	February
Average price	$829

From London Luton to San Francisco

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($122 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Luton to San Francisco

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 August 14, 2025.

Tue 9/91:10 pmLTN - SFO

2 stops35h 20mMultiple Airlines

Tue 9/167:40 pmSFO - LTN

2 stops18h 30mMultiple Airlines

Deal found 8/12

$572

Mon 9/812:50 pmLTN - SFO

2 stops35h 40mMultiple Airlines

Sun 9/217:40 pmSFO - LTN

2 stops17h 50mMultiple Airlines

Deal found 8/14

$587

Thu 9/1112:35 pmLTN - SFO

2 stops35h 55mMultiple Airlines

Thu 9/187:40 pmSFO - LTN

2 stops17h 00mMultiple Airlines

Deal found 8/14

$597

Mon 9/89:00 amLTN - SFO

1 stop14h 55mMultiple Airlines

Sun 9/145:40 pmSFO - LTN

1 stop17h 45mMultiple Airlines

Deal found 8/13

$676

Wed 9/1010:00 amLTN - SFO

1 stop13h 55mMultiple Airlines

Wed 9/175:40 pmSFO - LTN

1 stop13h 45mMultiple Airlines

Deal found 8/13

$692

Wed 10/156:25 pmLTN - SFO

2 stops28h 05mMultiple Airlines

Tue 10/214:20 pmSFO - LTN

2 stops23h 15mMultiple Airlines

Deal found 8/12

$709

Wed 9/36:25 pmLTN - SFO

2 stops28h 05mMultiple Airlines

Thu 11/201:00 pmSFO - LTN

2 stops17h 45mMultiple Airlines

Deal found 8/13

$710

Thu 10/1612:35 pmLTN - SFO

2 stops35h 55mMultiple Airlines

Sun 10/197:40 pmSFO - LTN

2 stops17h 50mMultiple Airlines

Deal found 8/14

$712

Sun 9/77:00 pmLTN - SFO

2 stops27h 30mMultiple Airlines

Wed 9/174:30 pmSFO - LTN

2 stops22h 05mMultiple Airlines

Deal found 8/12

$718

Tue 9/306:10 pmLTN - SFO

2 stops28h 25mMultiple Airlines

Thu 10/234:20 pmSFO - LTN

2 stops20h 35mMultiple Airlines

Deal found 8/13

$723

Best flights from Luton to San Francisco
Discover carefully curated flight deals from Luton to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2025.

Tue 9/91:10 pmLTN - SFO

2 stops35h 20mMultiple Airlines

Tue 9/167:40 pmSFO - LTN

2 stops18h 30mMultiple Airlines

Deal found 8/12

$572

Mon 9/812:50 pmLTN - SFO

2 stops35h 40mMultiple Airlines

Sun 9/217:40 pmSFO - LTN

2 stops17h 50mMultiple Airlines

Deal found 8/14

$587

Thu 9/1112:35 pmLTN - SFO

2 stops35h 55mMultiple Airlines

Thu 9/187:40 pmSFO - LTN

2 stops17h 00mMultiple Airlines

Deal found 8/14

$597

Mon 9/89:00 amLTN - SFO

1 stop14h 55mMultiple Airlines

Sun 9/145:40 pmSFO - LTN

1 stop17h 45mMultiple Airlines

Deal found 8/13

$676

Wed 9/1010:00 amLTN - SFO

1 stop13h 55mMultiple Airlines

Wed 9/175:40 pmSFO - LTN

1 stop13h 45mMultiple Airlines

Deal found 8/13

$692

Wed 10/156:25 pmLTN - SFO

2 stops28h 05mMultiple Airlines

Tue 10/214:20 pmSFO - LTN

2 stops23h 15mMultiple Airlines

Deal found 8/12

$709

Wed 9/36:25 pmLTN - SFO

2 stops28h 05mMultiple Airlines

Thu 11/201:00 pmSFO - LTN

2 stops17h 45mMultiple Airlines

Deal found 8/13

$710

Thu 10/1612:35 pmLTN - SFO

2 stops35h 55mMultiple Airlines

Sun 10/197:40 pmSFO - LTN

2 stops17h 50mMultiple Airlines

Deal found 8/14

$712

Sun 9/77:00 pmLTN - SFO

2 stops27h 30mMultiple Airlines

Wed 9/174:30 pmSFO - LTN

2 stops22h 05mMultiple Airlines

Deal found 8/12

$718

Tue 9/306:10 pmLTN - SFO

2 stops28h 25mMultiple Airlines

Thu 10/234:20 pmSFO - LTN

2 stops20h 35mMultiple Airlines

Deal found 8/13

$723

Last-minute flights from Luton to San Francisco
Discover last-minute flight deals from Luton to San Francisco. Data last updated August 14, 2025 and is based on user searches.

Tue 8/197:05 pmLTN - SFO

2 stops27h 25mMultiple Airlines

Tue 9/24:30 pmSFO - LTN

2 stops21h 45mMultiple Airlines

Deal found 8/13

$1,024

Tue 8/191:10 pmLTN - SFO

2 stops35h 20mMultiple Airlines

Tue 8/267:40 pmSFO - LTN

2 stops18h 30mMultiple Airlines

Deal found 8/14

$1,220

Wed 8/206:25 pmLTN - SFO

2 stops28h 05mMultiple Airlines

Thu 9/44:20 pmSFO - LTN

2 stops20h 35mMultiple Airlines

Deal found 8/12

$1,079

Wed 8/206:00 amLTN - SFO

2 stops18h 30mMultiple Airlines

Wed 8/277:40 pmSFO - LTN

2 stops18h 10mMultiple Airlines

Deal found 8/12

$1,235

Fri 8/228:45 amLTN - SFO

1 stop20h 05mMultiple Airlines

Wed 9/35:40 pmSFO - LTN

1 stop19h 05mMultiple Airlines

Deal found 8/12

$1,148

Sun 8/247:20 pmLTN - SFO

2 stops27h 10mMultiple Airlines

Tue 9/94:05 pmSFO - LTN

1 stop18h 10mMultiple Airlines

Deal found 8/12

$758

Tue 8/267:45 pmLTN - SFO

2 stops26h 50mMultiple Airlines

Tue 9/94:05 pmSFO - LTN

1 stop18h 10mMultiple Airlines

Deal found 8/12

$733

Wed 9/36:25 pmLTN - SFO

2 stops28h 05mMultiple Airlines

Thu 11/201:00 pmSFO - LTN

2 stops17h 45mMultiple Airlines

Deal found 8/13

$710

Sun 9/77:00 pmLTN - SFO

2 stops27h 30mMultiple Airlines

Wed 9/174:30 pmSFO - LTN

2 stops22h 05mMultiple Airlines

Deal found 8/12

$718

Mon 9/812:50 pmLTN - SFO

2 stops35h 40mMultiple Airlines

Sun 9/217:40 pmSFO - LTN

2 stops17h 50mMultiple Airlines

Deal found 8/14

$587

Mon 9/89:00 amLTN - SFO

1 stop14h 55mMultiple Airlines

Sun 9/145:40 pmSFO - LTN

1 stop17h 45mMultiple Airlines

Deal found 8/13

$676

Tue 9/91:10 pmLTN - SFO

2 stops35h 20mMultiple Airlines

Tue 9/167:40 pmSFO - LTN

2 stops18h 30mMultiple Airlines

Deal found 8/12

$572

One-way flights from Luton to San Francisco
Search for one-way flight options from Luton to San Francisco. Find affordable one-way fares based on user searches. Data last updated August 14, 2025.

Fri 9/56:05 amLTN - SFO

1 stop22h 45mMultiple Airlines

Deal found 8/13

$578

Sat 10/187:00 amLTN - SFO

1 stop19h 10mMultiple Airlines

Deal found 8/14

$581

Wed 8/207:00 pmLTN - SFO

1 stop26h 50mMultiple Airlines

Deal found 8/14

$582

Wed 8/276:05 amLTN - SFO

1 stop22h 45mMultiple Airlines

Deal found 8/13

$584

Sun 10/196:05 amLTN - SFO

1 stop22h 45mMultiple Airlines

Deal found 8/12

$589

Fri 9/199:50 pmLTN - SFO

2 stops33h 59mMultiple Airlines

Deal found 8/14

$593

Fri 9/129:50 pmLTN - SFO

2 stops33h 59mMultiple Airlines

Deal found 8/14

$596

Fri 9/266:05 amLTN - SFO

3 stops47h 19mMultiple Airlines

Deal found 8/12

$598

Thu 9/46:10 pmLTN - SFO

2 stops55h 25mMultiple Airlines

Deal found 8/12

$599

Sat 8/3010:10 pmLTN - SFO

2 stops30h 40mMultiple Airlines

Deal found 8/14

$602

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 9/9

1:10 pm-4:30 pm

2 stops35h 20m

San Francisco

Tue 9/16

7:40 pm-10:10 pm

2 stops18h 30m

$572

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Mon 9/8

12:50 pm-4:30 pm

2 stops35h 40m

San Francisco

Sun 9/21

7:40 pm-9:30 pm

2 stops17h 50m

$587

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Thu 9/11

12:35 pm-4:30 pm

2 stops35h 55m

San Francisco

Thu 9/18

7:40 pm-8:40 pm

2 stops17h 00m

$597

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Mon 9/8

9:00 am-3:55 pm

1 stop14h 55m

San Francisco

Sun 9/14

5:40 pm-7:25 pm

1 stop17h 45m

$676

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 9/10

10:00 am-3:55 pm

1 stop13h 55m

San Francisco

Wed 9/17

5:40 pm-3:25 pm

1 stop13h 45m

$692

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 10/15

6:25 pm-2:30 pm

2 stops28h 05m

San Francisco

Tue 10/21

4:20 pm-11:35 pm

2 stops23h 15m

$709

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 9/3

6:25 pm-2:30 pm

2 stops28h 05m

San Francisco

Thu 11/20

1:00 pm-2:45 pm

2 stops17h 45m

$710

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Thu 10/16

12:35 pm-4:30 pm

2 stops35h 55m

San Francisco

Sun 10/19

7:40 pm-9:30 pm

2 stops17h 50m

$712

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Sun 9/7

7:00 pm-2:30 pm

2 stops27h 30m

San Francisco

Wed 9/17

4:30 pm-10:35 pm

2 stops22h 05m

$718

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 9/30

6:10 pm-2:35 pm

2 stops28h 25m

San Francisco

Thu 10/23

4:20 pm-8:55 pm

2 stops20h 35m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 21 results

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 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.

Related info for your journey

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 vacation 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.
What is the cheapest month to book a flight from London Luton Airport to San Francisco?
Currently, January is the cheapest month in which you can book a flight from London Luton Airport to San Francisco (average of $276). Flying from London Luton Airport to San Francisco in June is currently the most expensive (average of $358). 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

Roseville

Santa Cruz

Livermore

South San Francisco

Mountain View

Turlock

Santa Clara

Hollister

Antioch

Watsonville

Manteca

Sunnyvale

Newark

Milpitas

Campbell

Foster City

San Leandro

Burlingame

Redwood City

Vallejo

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$572+ Cheap flights from Luton (LTN) to San Francisco (SFO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Luton to San Francisco with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Luton to San Francisco

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Luton to San Francisco

Cheapest flights from Luton to San FranciscoExplore 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 August 14, 2025.

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 August 14, 2025.

Cheapflights Fare Finder

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

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.

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?

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

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

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

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

Traveling to a place near San Francisco?

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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 August 14, 2025.