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Cheap flights from Glasgow Intl Airport to San Francisco from £474

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SFO
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from Glasgow Intl to San Francisco are usually found in February or March, booked 28 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 15 April 2025.

Round-trip from

£474

Popular in

August

Cheapest in

February

Average price

£597
British Airways
  • British Airways
  • 20/5-25/5
  • 2 total stops
  • 31h 45m total
  • Glasgow to San Francisco
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 15 April 2025.

Tue 20/508:45GLA - SFO
1 stop16h 30mBritish Airways
Sun 25/519:30SFO - GLA
1 stop15h 15mBritish Airways
Deal found 14/4£474
Tue 6/506:00GLA - SFO
2 stops17h 46mKLM
Mon 19/513:45SFO - GLA
1 stop25h 25mKLM
Deal found 14/4£493
Mon 5/509:05GLA - SFO
1 stop16h 10mAmerican Airlines
Wed 21/514:25SFO - GLA
2 stops19h 25mAmerican Airlines
Deal found 14/4£498
Tue 29/407:00GLA - SFO
1 stop14h 50mFinnair
Sat 10/513:05SFO - GLA
2 stops22h 35mFinnair
Deal found 15/4£500
Sat 10/510:20GLA - SFO
2 stops18h 40mIberia
Thu 22/516:20SFO - GLA
1 stop15h 45mIberia
Deal found 14/4£511
Sat 10/505:50GLA - SFO
1 stop16h 00mMultiple Airlines
Thu 22/513:05SFO - GLA
2 stops22h 35mMultiple Airlines
Deal found 15/4£514
Tue 24/606:00GLA - SFO
1 stop13h 45mDelta
Sun 13/711:05SFO - GLA
2 stops21h 05mDelta
Deal found 15/4£578
Sat 10/506:00GLA - SFO
2 stops17h 16mAir France
Thu 22/520:25SFO - GLA
2 stops18h 45mAir France
Deal found 15/4£593
Sun 18/506:10GLA - SFO
1 stop14h 30mLufthansa
Mon 2/613:20SFO - GLA
1 stop25h 30mLufthansa
Deal found 14/4£601
Tue 6/513:30GLA - SFO
1 stop30h 15mVirgin Atlantic
Sat 10/516:35SFO - GLA
2 stops55h 35mVirgin Atlantic
Deal found 15/4£610
Thu 8/514:25GLA - SFO
2 stops17h 16mIcelandair
Thu 22/511:30SFO - GLA
2 stops17h 55mIcelandair
Deal found 14/4£1,107
Wed 16/412:00GLA - SFO
2 stops19h 48mAer Lingus
Fri 18/423:59SFO - GLA
2 stops24h 06mAer Lingus
Deal found 15/4£1,171

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 15 April 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

Tue 20/5

08:45-17:15

1 stop16h 30m

San Francisco

Sun 25/5

19:30-18:45

1 stop15h 15m

£474

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Tue 6/5

06:00-15:46

2 stops17h 46m

San Francisco

Mon 19/5

13:45-23:10

1 stop25h 25m

£493

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Mon 5/5

09:05-17:15

1 stop16h 10m

San Francisco

Wed 21/5

14:25-17:50

2 stops19h 25m

£498

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Tue 29/4

07:00-13:50

1 stop14h 50m

San Francisco

Sat 10/5

13:05-19:40

2 stops22h 35m

£500

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 10/5

10:20-21:00

2 stops18h 40m

San Francisco

Thu 22/5

16:20-16:05

1 stop15h 45m

£511

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 10/5

05:50-13:50

1 stop16h 00m

San Francisco

Thu 22/5

13:05-19:40

2 stops22h 35m

£514

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Tue 24/6

06:00-11:45

1 stop13h 45m

San Francisco

Sun 13/7

11:05-16:10

2 stops21h 05m

£578

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sat 10/5

06:00-15:16

2 stops17h 16m

San Francisco

Thu 22/5

20:25-23:10

2 stops18h 45m

£593

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Sun 18/5

06:10-12:40

1 stop14h 30m

San Francisco

Mon 2/6

13:20-22:50

1 stop25h 30m

£601

GlasgowSan Francisco

GLA - SFO

GLASFO

Glasgow Intl

Tue 6/5

13:30-11:45

1 stop30h 15m

San Francisco

Sat 10/5

16:35-08:10

2 stops55h 35m

£610

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 17 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 April 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 28 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 15 April 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.

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 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 15 April 2025.
Delta
8.0
Very Good
7,917 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
7,917 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
1,323 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
385 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
1,269 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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 France
7.5
Good
1,435 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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 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 (£474), KLM (£493), and American Airlines (£498) offers the cheapest pricing from Glasgow Intl Airport to San Francisco. British Airways is priced at 16% 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 £552 on Finnair. Other airlines that offer cheap prices include British Airways from £559 and Aer Lingus from £574 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 Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Santa Cruz
Los Banos
Vallejo
Newark
South San Francisco
Pacific Grove
Union City

Browse thousands of different options on Cheapflights for your next trip

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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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£432Average£523FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£438Average£582FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£444Average£533FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£450Average£523FlexibilityNo cancel feeOn-time77%
Search Air France flights
Virgin AtlanticCheapest£454Average£636FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IberiaCheapest£467Average£597FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Aer LingusCheapest£583Average£759FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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

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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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