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$362+ Cheap flights from Glasgow Intl (GLA) to San Francisco (SFO)

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SFO
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheapflights Tip: The best prices from Glasgow Intl to San Francisco are usually found in February or March, booked 13 days in advance, depart on a Friday or Sunday and return on a Monday

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 June 16, 2025.

Round-trip from

$624
(KLM)

One-way from

$362
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$787
From Glasgow Intl to San Francisco
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One-way flight from Glasgow Intl to San Francisco
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Highest demand for flights based on searches. 11% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 16, 2025.

This KLM deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:00 amGLA - SFO
1 stop13h 45mKLM
Tue 9/91:45 pmSFO - GLA
1 stop34h 25mKLM
Deal found 6/14$624
This Air France deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:00 amGLA - SFO
2 stops16h 50mMultiple Airlines
Tue 9/97:05 amSFO - GLA
2 stops17h 05mMultiple Airlines
Deal found 6/14$633
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:05 amGLA - SFO
1 stop13h 45mDelta
Mon 1/1210:45 pmSFO - GLA
2 stops33h 50mDelta
Deal found 6/15$724
This Netflights deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/78:35 amGLA - SFO
1 stop16h 50mBritish Airways
Thu 8/144:30 pmSFO - GLA
1 stop15h 35mBritish Airways
Deal found 6/14$746
This American Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:50 amGLA - SFO
1 stop16h 00mAmerican Airlines
Sun 9/288:58 amSFO - GLA
2 stops16h 22mAmerican Airlines
Deal found 6/14$753
This Lufthansa deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:10 amGLA - SFO
2 stops22h 22mLufthansa
Sun 9/289:05 pmSFO - GLA
2 stops17h 55mLufthansa
Deal found 6/14$892
This Finnair deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:35 amGLA - SFO
2 stops41h 09mFinnair
Fri 1/95:30 pmSFO - GLA
1 stop15h 15mFinnair
Deal found 6/15$923
This Air France deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:05 amGLA - SFO
2 stops17h 55mAir France
Thu 1/83:25 pmSFO - GLA
2 stops17h 10mAir France
Deal found 6/15$1,027
This Orbitz deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:20 amGLA - SFO
1 stop15h 15mAer Lingus
Fri 1/95:20 pmSFO - GLA
1 stop14h 40mAer Lingus
Deal found 6/15$1,046
This Iberia deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:25 pmGLA - SFO
1 stop26h 35mIberia
Wed 1/78:40 pmSFO - GLA
1 stop15h 45mIberia
Deal found 6/15$1,328
This Travcart deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travcart is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/224:55 pmGLA - SFO
1 stop26h 50mVirgin Atlantic
Wed 9/241:45 pmSFO - GLA
1 stop25h 25mVirgin Atlantic
Deal found 6/14$2,015
This AranGrant deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/242:20 pmGLA - SFO
2 stops27h 14mIcelandair
Thu 7/108:25 amSFO - GLA
2 stops21h 00mIcelandair
Deal found 6/16$3,450

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 16, 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

Wed 9/3

6:00 am-11:45 am

1 stop13h 45m

San Francisco

Tue 9/9

1:45 pm-8:10 am

1 stop34h 25m

$624

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 9/3

6:00 am-2:50 pm

2 stops16h 50m

San Francisco

Tue 9/9

7:05 am-8:10 am

2 stops17h 05m

$633

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 8/7

8:35 am-5:25 pm

1 stop16h 50m

San Francisco

Thu 8/14

4:30 pm-4:05 pm

1 stop15h 35m

$746

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 9/20

5:50 am-1:50 pm

1 stop16h 00m

San Francisco

Sun 9/28

8:58 am-9:20 am

2 stops16h 22m

$753

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 9/20

6:10 am-8:32 pm

2 stops22h 22m

San Francisco

Sun 9/28

9:05 pm-11:00 pm

2 stops17h 55m

$892

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 7/30

6:00 am-5:42 pm

2 stops19h 42m

San Francisco

Wed 8/6

5:50 am-8:25 am

2 stops18h 35m

$956

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 7/31

7:00 am-11:42 pm

2 stops24h 42m

San Francisco

Thu 8/7

7:20 pm-6:40 pm

1 stop15h 20m

$993

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Tue 7/22

4:55 pm-11:45 am

1 stop26h 50m

San Francisco

Wed 9/24

1:45 pm-11:10 pm

1 stop25h 25m

$2,015

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 8/6

2:20 pm-9:44 am

2 stops27h 24m

San Francisco

Thu 11/13

11:29 am-9:55 am

2 stops14h 26m

$4,388

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 10/18

9:20 pm-6:10 pm

2 stops28h 50m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 16 results
1
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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 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.

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 round-trip flight from Glasgow Intl to San Francisco. Price data was last updated on June 13, 2025.

To ensure you get the cheapest price possible for a flight from Glasgow Intl Airport to San Francisco, you should look to book at least 13 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Francisco (average of $276). Flying from Glasgow Intl Airport to San Francisco in June is currently the most expensive (average of $362). 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.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

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.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

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).

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 June 16, 2025.
See what other customers who have flown with Delta, KLM and Air Transat from Glasgow to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
KLM
7.8
Good
1,363 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
Air Transat
7.8
Good
398 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
Finnair
7.6
Good
1,291 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

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 1 airline has 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?

    Flying on KLM is currently your cheapest option to San Francisco, with prices starting at $624. Additional round-trip tickets that might be worth considering are offered by British Airways and American Airlines, with the lowest prices starting at $746 and $753, respectively. You may be able to fly from Glasgow Intl Airport to San Francisco for 15% less than the average price by searching for these airlines.

  • 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 $639 on Aer Lingus. Other airlines that offer cheap prices include British Airways from $678 and Finnair from $1,012 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 vacation 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, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Francisco (average of $276). Flying from Glasgow Intl Airport to San Francisco in June is currently the most expensive (average of $362). 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

Traveling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Roseville
Mountain View
South San Francisco
Livermore
Turlock
Santa Cruz
Manteca
Fairfield
Watsonville
Antioch
Hollister
Milpitas
Newark
Hayward
Alameda
Sunnyvale
Daly City
Union City
Campbell
Capitola

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Glasgow Intl to San Francisco

Discover the top airline 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 2,558,603 searches. Data last updated June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$608Average$854FlexibilityNo cancel feeOn-time70%

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