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Cheap flights from Glasgow Intl Airport to San Francisco from £325

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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SFO
4 Jul — 11 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to San Francisco

Enter your travel dates to find the best prices.

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 4 June 2026.

Mon 24/821:45
GLA
-
SFO
2 stops46h 35m
Multiple Airlines
Mon 7/917:35
SFO
-
GLA
1 stop14h 05m
Multiple Airlines
Deal found 31/5£566
Thu 1/1008:35
GLA
-
SFO
1 stop15h 15m
British Airways
Mon 5/1019:30
SFO
-
GLA
1 stop15h 10m
British Airways
Deal found 3/6£579
Thu 1/1012:40
GLA
-
SFO
2 stops19h 16m
Finnair
Mon 5/1013:19
SFO
-
GLA
2 stops20h 21m
Finnair
Deal found 3/6£610
Mon 6/710:00
GLA
-
SFO
2 stops21h 10m
American Airlines
Tue 14/719:30
SFO
-
GLA
1 stop13h 15m
American Airlines
Deal found 1/6£664
Tue 23/610:55
GLA
-
SFO
2 stops19h 35m
American Airlines
Fri 3/711:40
SFO
-
GLA
2 stops20h 45m
American Airlines
Deal found 1/6£665

Find 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 4 June 2026.

Round-trip from

£566

One-way from

£325

Popular in

December

Cheapest in

May

Average price

£753
24/8-7/9
  • 24/8-7/9
  • 3 total stops
  • 60h 40m total
  • Glasgow to San Francisco
Search Deals
17/8
  • 17/8
  • 2 total stops
  • 46h 35m total
  • Glasgow to San Francisco
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 4 June 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 1/10

08:35-15:50

1 stop15h 15m

San Francisco

Mon 5/10

19:30-18:40

1 stop15h 10m

£579

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 1/10

12:40-23:56

2 stops19h 16m

San Francisco

Mon 5/10

13:19-17:40

2 stops20h 21m

£610

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 1/10

14:00-01:16

2 stops19h 16m

San Francisco

Mon 5/10

07:00-10:10

2 stops19h 10m

£708

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 1/7

14:00-09:59

1 stop27h 59m

San Francisco

Tue 7/7

11:15-10:10

1 stop14h 55m

£718

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 1/7

14:00-00:32

2 stops18h 32m

San Francisco

Wed 8/7

21:15-10:10

1 stop28h 55m

£719
Cheapest one-way

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 17/8

21:45-12:20

2 stops46h 35m

£325

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sun 13/9

06:20-21:55

3 stops47h 35m

£393

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sun 20/9

21:45-15:50

2 stops26h 05m

£394

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 28/9

08:00-19:02

2 stops19h 02m

£396

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sun 13/9

08:35-15:55

1 stop15h 20m

£405

Flights are sorted by cheapest return flights first.

Deals found on 30/5

Showing 1-10 of 14 resultsSorted by cheapest first
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?

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 50 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, May is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Francisco (average of £504). Flying from Glasgow Intl Airport to San Francisco in December is currently the most expensive (average of £777). 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.

How much does it cost for a return flight from Glasgow Intl Airport to San Francisco?

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 4 June 2026.
Get a feel of what it's like to fly with KLM,Virgin Atlantic, andAer Lingus 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.
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,524 reviews
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Virgin Atlantic
7.5
Good
689 reviews
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Aer Lingus
7.3
Good
1,594 reviews
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
8,036 reviews
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,026 reviews
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 5 airlines have flights to the San Francisco airport from Glasgow Intl. It is only a 11.0 mi journey from San Francisco (SFO) to San Francisco’s city center.

  • How long is the flight from Glasgow Intl Airport to San Francisco?

    Airlines like British Airways and Finnair fly from Glasgow Intl Airport to San Francisco in about 15h 15m. The time it takes to get you to your destination can typically vary by up to 4h 01m. There are 5021 mi between Glasgow Intl Airport and San Francisco. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    According to our current data, KLM (£431), British Airways (£431), and Virgin Atlantic (£480) offers the cheapest pricing from Glasgow Intl Airport to San Francisco. KLM is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • 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, May is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Francisco (average of £504). Flying from Glasgow Intl Airport to San Francisco in December is currently the most expensive (average of £777). 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
Newark
San Bruno
Bodega Bay
South San Francisco
Sunnyvale

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Glasgow Intl to San Francisco

Discover the top 5 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 4 June 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£431Average£685FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£431Average£557FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£480Average£666FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£567Average£719FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£597Average£742FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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 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.

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

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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