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£40+ Cheap flights from San Francisco

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — LHR
21 Jan — 28 Jan1
1 adult

What to know about flights from San Francisco

Discover essential information about flights departing from San Francisco, including flight schedules, destinations, airlines operating at the San Francisco airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 16 January 2025.

Cheapest one-way flight

£28

Cheapest round-trip flight

£149

Cheapest airline

Frontier

Most popular destination

London Heathrow (LHR)
The cheapest one-way flight from San Francisco is currently to Las Vegas Harry Reid Intl.
The cheapest round-trip flight from San Francisco is currently to Honolulu.
On average, Frontier currently has the cheapest one-way flight from San Francisco.
London Heathrow (LHR) is currently the most popular flight destination from San Francisco.

Find flights from San Francisco

Cheapest flights from San Francisco
Explore the most affordable flight options available from San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 16 January 2025.

Fri 7/219:55SFO - MSY
1 stop16h 30mAlaska Airlines
Tue 11/217:46MSY - SFO
2 stops19h 57mAlaska Airlines
Deal found 15/1£236
Wed 19/214:53SFO - MSY
1 stop6h 22mUnited Airlines
Fri 28/219:22MSY - SFO
1 stop7h 08mUnited Airlines
Deal found 15/1£236
Fri 7/313:31SFO - MSY
1 stop8h 18mDelta
Wed 12/314:59MSY - SFO
1 stop8h 20mDelta
Deal found 13/1£240
Sun 16/219:50SFO - MSY
1 stop12h 55mSouthwest
Wed 19/208:55MSY - SFO
2 stops9h 15mSouthwest
Deal found 15/1£257
Thu 13/206:00SFO - MSY
1 stop10h 43mJetBlue
Sun 16/211:58MSY - SFO
1 stop13h 57mJetBlue
Deal found 14/1£353
Tue 18/318:30SFO - GLA
1 stop14h 20mBritish Airways
Tue 1/409:15GLA - SFO
1 stop16h 00mBritish Airways
Deal found 15/1£474
Thu 30/119:55SFO - LGW
1 stop15h 30mMultiple Airlines
Wed 5/207:55LGW - SFO
1 stop20h 15mMultiple Airlines
Deal found 15/1£489
Wed 22/108:00SFO - LHR
1 stop15h 20mIberia
Thu 30/115:20LHR - SFO
Nonstop11h 25mIberia
Deal found 15/1£489
Thu 20/316:05SFO - LCY
1 stop17h 05mITA Airways
Wed 26/316:40LCY - SFO
1 stop28h 25mITA Airways
Deal found 14/1£490
Tue 1/416:20SFO - LGW
1 stop15h 15mTAP AIR PORTUGAL
Thu 10/414:50LGW - SFO
1 stop31h 45mTAP AIR PORTUGAL
Deal found 14/1£491
Tue 4/317:30SFO - LHR
Nonstop10h 30mBritish Airways
Tue 25/315:20LHR - SFO
Nonstop11h 25mBritish Airways
Deal found 15/1£491
Sun 26/115:25SFO - LHR
1 stop22h 00mVirgin Atlantic
Tue 11/206:30LHR - SFO
1 stop13h 20mVirgin Atlantic
Deal found 15/1£492

Find flights from San Francisco within your budget

Find flights departing from San Francisco that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 16 January 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoNew Orleans

SFO - MSY

SFOMSY

San Francisco

Fri 7/2

19:55-14:25

1 stop16h 30m

New Orleans Louis Armstrong

Tue 11/2

17:46-11:43

2 stops19h 57m

£236

San FranciscoNew Orleans

SFO - MSY

SFOMSY

San Francisco

Wed 19/2

14:53-23:15

1 stop6h 22m

New Orleans Louis Armstrong

Fri 28/2

19:22-00:30

1 stop7h 08m

£236

San FranciscoNew Orleans

SFO - MSY

SFOMSY

San Francisco

Fri 7/3

13:31-23:49

1 stop8h 18m

New Orleans Louis Armstrong

Wed 12/3

14:59-21:19

1 stop8h 20m

£240

San FranciscoNew Orleans

SFO - MSY

SFOMSY

San Francisco

Sun 16/2

19:50-10:45

1 stop12h 55m

New Orleans Louis Armstrong

Wed 19/2

08:55-16:10

2 stops9h 15m

£257

San FranciscoNew Orleans

SFO - MSY

SFOMSY

San Francisco

Thu 13/2

06:00-18:43

1 stop10h 43m

New Orleans Louis Armstrong

Sun 16/2

11:58-23:55

1 stop13h 57m

£353

San FranciscoGlasgow

SFO - GLA

SFOGLA

San Francisco

Tue 18/3

18:30-15:50

1 stop14h 20m

Glasgow Intl

Tue 1/4

09:15-17:15

1 stop16h 00m

£474

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Thu 30/1

19:55-19:25

1 stop15h 30m

London Gatwick

Wed 5/2

07:55-20:10

1 stop20h 15m

£489

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 22/1

08:00-07:20

1 stop15h 20m

London Heathrow

Thu 30/1

15:20-18:45

Nonstop11h 25m

£489

San FranciscoLondon

SFO - LCY

SFOLCY

San Francisco

Thu 20/3

16:05-16:10

1 stop17h 05m

London City

Wed 26/3

16:40-14:05

1 stop28h 25m

£490

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Tue 1/4

16:20-15:35

1 stop15h 15m

London Gatwick

Thu 10/4

14:50-14:35

1 stop31h 45m

£491

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from San Francisco

Get recent, data-driven insights about flights from San Francisco including ideal travel times, pricing trends, and more.

When is the best time to book a flight from San Francisco?

Use this chart to determine the optimal time to book a return flight from San Francisco to Heathrow. Price data was last updated on 10 January 2025.

Booking 26 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from San Francisco (average of £433). Flying from San Francisco in June will prove the most costly (average of £698). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from San Francisco?

Use this chart to determine the cheapest time to fly return from San Francisco to Heathrow. Price data was last updated on 16 December 2024.

Those who are seeking the cheapest fare on flights departing from San Francisco would be wise to consider leaving during Sunday at midday when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Thursday at midday when fares are usually the most expensive.

Airline reviews for flights from San Francisco

Get insights into the airlines that provide service from San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Francisco. In the last 7 days, Cheapflights users made a total of 858,174 searches.
8.0
Very Good
8,511 reviews

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very Good
8,511 reviews
8.0
Very Good
8,511 reviews

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
1,339 reviews
8.0
Very Good
8,511 reviews

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.6
Good
1,285 reviews
8.0
Very Good
8,511 reviews

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.5
Good
664 reviews
8.0
Very Good
8,511 reviews

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.4
Good
1,487 reviews
8.0
Very Good
8,511 reviews

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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Related info for your journey

Access useful and relevant information related to your journey from San Francisco. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 16 January 2025.
  • What are the most popular destinations to fly to from San Francisco?

    This month, the top selected destinations from San Francisco are Mumbai, Bangkok Suvarnabhumi Airport, Bengaluru. Throughout the year, Mumbai, Bengaluru, Boston are some of the top choices made by users flying from San Francisco.

  • What is the cheapest flight from San Francisco to anywhere?

    Users have flown out of San Francisco for as low as £16 to Salt Lake City (prices may vary depending on the airline and departure time). On average, users have booked flights for £609 to fly from San Francisco.

  • What are the cheapest airlines flying from San Francisco to anywhere?

    Over the past few days, we've found that Frontier, Alaska Airlines, and Delta have the cheapest prices from San Francisco. Frontier flights from San Francisco to Denver Intl (£30), Alaska Airlines flights from San Francisco to Honolulu (£44), and Delta flights from San Francisco to Los Angeles (£45).

  • What is the cheapest premium economy flight from San Francisco?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from San Francisco.
    San Francisco to Reno from £252
    San Francisco to Las Vegas from £272
    San Francisco to Redding from £281
    San Francisco to Dallas/Fort Worth Airport from £528

  • What is the cheapest first class flight from San Francisco?

    If you’re looking for a cheap first-class flight from San Francisco, consider Portland. Prices start at £268 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from San Francisco?

    At the present moment the cheapest month to fly from San Francisco is currently October; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from San Francisco?

    Check out the cheapest flights from San Francisco to embark to:
    Travel from San Francisco to New Orleans from £218 round trip
    Travel from San Francisco to London from £401 round trip
    Travel from San Francisco to Glasgow from £459 round trip
    Travel from San Francisco to Edinburgh from £510 round trip

  • How does Cheapflights help users find flights from San Francisco?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from 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 San Francisco?

    Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

    Certainly. Search results for flights from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

    Yes! Start tracking prices for flights from San Francisco 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 the alerts.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from 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 San Francisco?

Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for flights from San Francisco 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 the alerts.

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