Cheap flights from Glasgow Intl Airport to San Francisco from £244

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SFO
23 Jul — 30 Jul1
1 adult

Cheapflights Tip: The best prices from Glasgow Intl to San Francisco are usually found in February or March, booked 90 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from Glasgow Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) 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 18 July 2025.

Round-trip from

£505

One-way from

£244

Popular in

August

Cheapest in

February

Average price

£566
British Airways
  • British Airways
  • 1/9-8/9
  • 3 total stops
  • 51h 57m total
  • Glasgow to San Francisco
22/9
  • 22/9
  • 2 total stops
  • 35h 50m total
  • Glasgow to San Francisco
Highest demand for flights based on searches. 10% potential increase in price (£46 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Glasgow Intl to San Francisco

Cheapest flights from Glasgow Intl to San Francisco
Explore the most affordable flight options available from Glasgow Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Mon 1/920:50GLA - SFO
1 stop25h 00mBritish Airways
Mon 8/922:43SFO - GLA
2 stops26h 57mBritish Airways
Deal found 18/7£505
Mon 1/914:20GLA - SFO
2 stops33h 50mMultiple Airlines
Mon 8/908:30SFO - GLA
2 stops22h 55mMultiple Airlines
Deal found 18/7£513
Sat 20/910:25GLA - SFO
2 stops19h 52mDelta
Sun 28/913:45SFO - GLA
1 stop18h 25mDelta
Deal found 18/7£546
Sun 17/814:40GLA - SFO
1 stop31h 10mAmerican Airlines
Wed 4/311:29SFO - GLA
2 stops20h 21mAmerican Airlines
Deal found 17/7£568
Wed 13/806:00GLA - SFO
2 stops17h 55mAir France
Sat 28/215:50SFO - GLA
2 stops16h 45mAir France
Deal found 17/7£590
Thu 14/813:30GLA - SFO
2 stops19h 05mVirgin Atlantic
Sun 1/313:55SFO - GLA
1 stop14h 50mVirgin Atlantic
Deal found 17/7£597
Wed 13/806:00GLA - SFO
1 stop13h 45mKLM
Sun 1/313:55SFO - GLA
1 stop24h 15mKLM
Deal found 17/7£604
Sun 17/807:35GLA - SFO
2 stops42h 35mFinnair
Mon 2/310:31SFO - GLA
2 stops23h 44mFinnair
Deal found 17/7£649
Wed 13/806:10GLA - SFO
2 stops26h 20mLufthansa
Fri 27/213:30SFO - GLA
1 stop14h 45mLufthansa
Deal found 17/7£662

Cheapflights Fare Finder

Customise your flight search to find flights from Glasgow Intl 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 18 July 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to San Francisco that are best for you.

Fly from

Glasgow Intl

Fly to

San Francisco

Route

Depart

Return

Price

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 1/9

20:50-13:50

1 stop25h 00m

San Francisco

Mon 8/9

22:43-09:40

2 stops26h 57m

£505

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 1/9

14:20-16:10

2 stops33h 50m

San Francisco

Mon 8/9

08:30-15:25

2 stops22h 55m

£513

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 20/9

10:25-22:17

2 stops19h 52m

San Francisco

Sun 28/9

13:45-16:10

1 stop18h 25m

£546

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sun 17/8

14:40-13:50

1 stop31h 10m

San Francisco

Wed 4/3

11:29-15:50

2 stops20h 21m

£568

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 13/8

06:00-15:55

2 stops17h 55m

San Francisco

Sat 28/2

15:50-16:35

2 stops16h 45m

£590

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 14/8

13:30-00:35

2 stops19h 05m

San Francisco

Sun 1/3

13:55-12:45

1 stop14h 50m

£597

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 13/8

06:00-11:45

1 stop13h 45m

San Francisco

Sun 1/3

13:55-22:10

1 stop24h 15m

£604

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sun 17/8

07:35-18:10

2 stops42h 35m

San Francisco

Mon 2/3

10:31-18:15

2 stops23h 44m

£649

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 13/8

06:10-00:30

2 stops26h 20m

San Francisco

Fri 27/2

13:30-12:15

1 stop14h 45m

£662

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 22/9

14:20-18:10

2 stops35h 50m

£244

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 15 results
1
2

Best time to book a flight from Glasgow Intl to San Francisco

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

How far ahead should I book a flight from Glasgow Intl Airport to San Francisco?

Use this chart to determine the optimal time to book a return flight from Glasgow Intl to San Francisco. Price data was last updated on 11 July 2025.

The price you pay for your flight from Glasgow Intl Airport to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Francisco (average of £538). Flying from Glasgow Intl Airport to San Francisco in July is currently the most expensive (average of £803). 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.

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

Find hourly flight availability from Glasgow Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 July 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 17% on flights from Glasgow Intl Airport to San Francisco by exploring options for tickets in the afternoon.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to 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 an airline for your flight to San Francisco. Reviews last updated 18 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andFinnair from Glasgow Intl Airport to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl 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 Glasgow Intl?

    San Francisco (SFO) is the airport you will fly into if you book a flight from Glasgow Intl to San Francisco. You should not have trouble finding flights to San Francisco from Glasgow Intl; the airport handles an average of 0 inbound flights from Glasgow Intl per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the San Francisco airport from Glasgow Intl. It is only a 11.8 mi journey from San Francisco (SFO) to San Francisco’s city center.

  • What are the cheapest airlines flying from Glasgow Intl Airport to San Francisco round-trip?

    According to our current data, British Airways (£505), Delta (£546), and American Airlines (£568) offers the cheapest pricing from Glasgow Intl Airport to San Francisco. British Airways is priced at 6% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Glasgow Intl Airport to San Francisco one-way?

    One-way options have recently been found by users for as low as £466 on Aer Lingus. Other airlines that offer cheap prices include Icelandair from £510 and British Airways from £578 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Glasgow Intl 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 Glasgow Intl Airport to San Francisco?

    Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Francisco (average of £538). Flying from Glasgow Intl Airport to San Francisco in July is currently the most expensive (average of £803). 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

Travelling to a place near San Francisco?

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

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Top 7 airlines flying from Glasgow Intl to San Francisco

Discover the top 7 airlines that operate flights from Glasgow Intl to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£391Average£541FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£405Average£548FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£424Average£514FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£429Average£501FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£441Average£505FlexibilityNo cancel feeOn-time77%
Search Air France flights
IberiaCheapest£458Average£586FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Aer LingusCheapest£572Average£745FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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

Cheapflights makes it easy to find Glasgow Intl to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Yes, we can. To see specific flights from Glasgow Intl to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Glasgow Intl 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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