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$424+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SFO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 90 days in advance, depart on a Friday or Sunday and return on a Monday

Cheap 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 December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/11. 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.
Tue 12/166:25 amGLA - SFO
1 stop16h 35mAmerican Airlines
Sat 12/278:40 pmSFO - GLA
1 stop15h 45mAmerican Airlines
Deal found 12/11$1,223
This British Airways deal was found by Cheapflights users on 12/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:25 amGLA - SFO
1 stop16h 35mBritish Airways
Sat 12/278:40 pmSFO - GLA
1 stop15h 45mBritish Airways
Deal found 12/10$1,226
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1712:45 pmGLA - SFO
1 stop14h 00mMultiple Airlines
Wed 12/318:40 pmSFO - GLA
1 stop13h 35mMultiple Airlines
Deal found 12/11$1,762
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:40 amGLA - SFO
1 stop14h 20mMultiple Airlines
Thu 12/183:51 pmSFO - GLA
2 stops16h 49mMultiple Airlines
Deal found 12/10$1,849
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:35 amGLA - SFO
2 stops17h 00mBritish Airways
Thu 12/183:51 pmSFO - GLA
2 stops16h 49mBritish Airways
Deal found 12/10$2,014
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:10 amGLA - SFO
1 stop14h 30mMultiple Airlines
Tue 12/238:49 amSFO - GLA
2 stops18h 41mMultiple Airlines
Deal found 12/10$2,417
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:55 amGLA - SFO
2 stops16h 50mBritish Airways
Wed 12/313:07 pmSFO - GLA
2 stops15h 08mBritish Airways
Deal found 12/11$3,032

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$699
(Trip.com)

One-way from

$424
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,000
Provider with most accurate pricing for Glasgow Intl-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Glasgow Intl-San Francisco flights.
Search Deals
From Glasgow Intl to San Francisco
Search Deals
One-way flight from Glasgow Intl to San Francisco
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 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 3/16

8:55 am-4:00 pm

1 stop14h 05m

San Francisco

Sun 3/22

6:30 pm-4:40 pm

1 stop15h 10m

$706

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 4/20

8:00 am-6:23 pm

2 stops18h 23m

San Francisco

Sun 4/26

4:35 pm-4:40 pm

1 stop16h 05m

$733

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 2/4

8:40 am-12:47 am

2 stops24h 07m

San Francisco

Mon 2/9

11:15 am-4:35 pm

2 stops21h 20m

$743

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 1/26

6:05 am-8:59 pm

2 stops22h 54m

San Francisco

Mon 2/2

6:10 am-9:55 am

2 stops19h 45m

$747

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Wed 2/4

5:55 am-3:00 pm

1 stop17h 05m

San Francisco

Mon 2/9

8:40 pm-9:25 pm

1 stop16h 45m

$762

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 1/24

8:20 am-12:12 pm

2 stops35h 52m

$424

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 5/11

11:35 am-5:40 pm

1 stop14h 05m

$635

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 5/25

11:35 am-5:40 pm

1 stop14h 05m

$691

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 12/27

6:00 am-3:55 pm

1 stop17h 55m

$848

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 1/5

11:35 pm-10:40 pm

3 stops55h 05m

$864

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 11 results
1
2

Compare providers for flights from Glasgow Intl to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Glasgow Intl to San Francisco in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Glasgow Intl Airport-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Glasgow Intl Airport-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Glasgow Intl Airport-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Glasgow Intl Airport-San Francisco flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Glasgow Intl Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 December 5, 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 90 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, November is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Francisco (average of $505). Flying from Glasgow Intl Airport to San Francisco in December is currently the most expensive (average of $677). 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.

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 December 12, 2025.
Peruse reviews from past customers who have flown with British Airways from Glasgow Intl Airport to San Francisco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,571 reviews

Boarding

6.9

Entertainment

6.4

Comfort

6.7

Crew

7.6

Overall

6.7

Food

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,571 reviews
British Airways
6.7
Okay
7,571 reviews

Boarding

6.9

Entertainment

6.4

Comfort

6.7

Crew

7.6

Overall

6.7

Food

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

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.

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

    There are many flights that can get you from Glasgow Intl Airport to San Francisco in 14h 05m. Fly via British Airways or Finnair to get the fastest option. Airlines will cover a distance of 5021 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Glasgow Intl Airport to San Francisco round-trip?

    Flying on British Airways is currently your cheapest option to San Francisco, with prices starting at $586. You may be able to fly from Glasgow Intl Airport to San Francisco for 22% less than the average price by searching for this airline.

  • 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, November is the cheapest month in which you can book a flight from Glasgow Intl Airport to San Francisco (average of $505). Flying from Glasgow Intl Airport to San Francisco in December is currently the most expensive (average of $677). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
Redwood City
Daly City
Vallejo
Hollister
Foster City
Union City
Davis
San Ramon
Burlingame
Milpitas

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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$586Average$855FlexibilityNo cancel feeOn-time70%

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