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$421+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SFO
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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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 March 10, 2026.

This Mytrip deal was found by Cheapflights users on 3/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/243:55 pm
GLA
-
SFO
2 stops30h 45m
Multiple Airlines
Fri 5/14:45 pm
SFO
-
GLA
2 stops20h 50m
Multiple Airlines
Deal found 3/10$636
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:00 pm
GLA
-
SFO
2 stops32h 10m
Multiple Airlines
Tue 9/225:40 pm
SFO
-
GLA
1 stop20h 30m
Multiple Airlines
Deal found 3/9$703
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:05 am
GLA
-
SFO
1 stop14h 45m
Multiple Airlines
Thu 4/305:35 pm
SFO
-
GLA
1 stop19h 25m
Multiple Airlines
Deal found 3/9$725
This TravelUp deal was found by Cheapflights users on 3/8. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:50 am
GLA
-
SFO
1 stop16h 00m
British Airways
Mon 4/2710:16 pm
SFO
-
GLA
2 stops17h 04m
British Airways
Deal found 3/8$733
This British Airways deal was found by Cheapflights users on 3/5. 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.
Fri 11/68:15 am
GLA
-
SFO
1 stop14h 45m
British Airways
Mon 11/95:30 pm
SFO
-
GLA
1 stop15h 05m
British Airways
Deal found 3/5$746
This Expedia deal was found by Cheapflights users on 3/7. 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.
Tue 4/215:55 am
GLA
-
SFO
1 stop15h 55m
British Airways
Tue 4/2810:16 pm
SFO
-
GLA
2 stops16h 09m
British Airways
Deal found 3/7$753
This TravelUp deal was found by Cheapflights users on 3/6. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:30 pm
GLA
-
SFO
1 stop26h 20m
British Airways
Wed 4/223:52 pm
SFO
-
GLA
2 stops17h 58m
British Airways
Deal found 3/6$766

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$667
(Kiwi.com)

One-way from

$401
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$764
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. 14% potential increase in price ($141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 10, 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 round-trip

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 5/7

9:20 pm-1:50 pm

1 stop24h 30m

San Francisco

Mon 5/11

4:35 pm-5:40 pm

1 stop17h 05m

$800

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 4/20

6:00 am-5:21 pm

2 stops19h 21m

San Francisco

Mon 4/27

8:45 am-12:55 pm

2 stops20h 10m

$803
Quickest round-trip

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 4/23

6:00 am-3:59 pm

2 stops17h 59m

San Francisco

Mon 4/27

10:32 am-12:55 pm

2 stops18h 23m

$846

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Fri 4/17

5:50 am-1:50 pm

1 stop16h 00m

San Francisco

Sat 4/25

4:35 pm-11:30 pm

1 stop22h 55m

$850

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Thu 4/23

9:20 pm-1:50 pm

1 stop24h 30m

San Francisco

Wed 4/29

10:16 pm-11:05 pm

2 stops16h 49m

$862
Cheapest one-way

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 3/16

10:00 pm-9:10 pm

2 stops54h 10m

$472

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Fri 5/8

7:25 am-12:20 pm

2 stops36h 55m

$481
Quickest one-way

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Fri 5/8

5:50 am-1:50 pm

1 stop16h 00m

$571

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 5/9

2:00 pm-1:16 am

2 stops19h 16m

$611

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Fri 4/24

9:25 am-8:00 pm

1 stop18h 35m

$612

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 12 resultsSorted by cheapest first
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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Glasgow Intl Airport-San Francisco flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 March 6, 2026.

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 $720). 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 March 10, 2026.
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
7,781 reviews

Boarding

6.9

Overall

6.7

Crew

7.6

Comfort

6.8

Food

6.4

Entertainment

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
7,781 reviews
British Airways
6.7
Okay
7,781 reviews

Boarding

6.9

Overall

6.7

Crew

7.6

Comfort

6.8

Food

6.4

Entertainment

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 16h. Fly via British Airways to get the fastest option. Airlines will cover a distance of 5021 mi.

  • 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 $655. You may be able to fly from Glasgow Intl Airport to San Francisco for 20% 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 $720). 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
South San Francisco
Santa Clara
Santa Cruz
Livermore
Roseville
Watsonville
San Bruno
Sunnyvale
Vacaville
Turlock
San Carlos
San Ramon
Redwood City
Daly City
Rancho Cordova
San Lorenzo
Davis
Hollister
Manteca
Union City

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Alternative routes for Glasgow Intl to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$655Average$855FlexibilityNo cancel feeOn-time70%

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