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Cheap flights from Glasgow Intl Airport to Philadelphia from £282

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — PHL
22 Mar — 29 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Philadelphia

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Philadelphia
Explore the most affordable flight options available from Glasgow Intl to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2026.

Mon 30/309:25
GLA
-
PHL
1 stop14h 30m
Multiple Airlines
Mon 6/420:25
PHL
-
GLA
1 stop14h 15m
Multiple Airlines
Deal found 20/2£436
Thu 16/407:00
GLA
-
PHL
1 stop14h 40m
British Airways
Thu 23/418:45
PHL
-
GLA
1 stop13h 50m
British Airways
Deal found 19/2£491
Tue 31/308:20
GLA
-
PHL
1 stop15h 35m
Multiple Airlines
Tue 7/420:25
PHL
-
GLA
1 stop13h 50m
Multiple Airlines
Deal found 20/2£540
Tue 21/405:55
GLA
-
PHL
1 stop11h 10m
Finnair
Tue 5/519:25
PHL
-
GLA
1 stop14h 15m
Finnair
Deal found 17/2£592
Tue 21/405:55
GLA
-
PHL
1 stop11h 10m
British Airways
Tue 5/522:05
PHL
-
GLA
1 stop13h 40m
British Airways
Deal found 19/2£615
Tue 21/406:00
GLA
-
PHL
2 stops16h 50m
KLM
Tue 5/513:58
PHL
-
GLA
2 stops13h 27m
KLM
Deal found 19/2£626
Tue 21/406:00
GLA
-
PHL
2 stops16h 50m
Delta
Tue 5/506:00
PHL
-
GLA
2 stops21h 25m
Delta
Deal found 18/2£627

Find flight deals from Glasgow Intl to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to Philadelphia (PHL). 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 20 February 2026.

Round-trip from

£436

One-way from

£282

Popular in

July

Cheapest in

March

Average price

£635
30/3-6/4
  • 30/3-6/4
  • 2 total stops
  • 28h 45m total
  • Glasgow to Philadelphia
Search Deals
5/3
  • 5/3
  • 2 total stops
  • 21h 06m total
  • Glasgow to Philadelphia
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. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl to Philadelphia 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 20 February 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to Philadelphia that are best for you.

Fly from

Glasgow Intl

Fly to

Philadelphia

Route

Depart

Return

Price

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Thu 16/4

07:00-16:40

1 stop14h 40m

Philadelphia

Thu 23/4

18:45-13:35

1 stop13h 50m

£491

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Tue 21/4

05:55-12:05

1 stop11h 10m

Philadelphia

Tue 5/5

19:25-14:40

1 stop14h 15m

£592

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Tue 21/4

15:40-17:35

2 stops30h 55m

Philadelphia

Tue 5/5

22:05-16:45

1 stop13h 40m

£617

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Tue 21/4

06:00-17:50

2 stops16h 50m

Philadelphia

Tue 5/5

13:58-08:25

2 stops13h 27m

£626

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Tue 21/4

06:00-17:50

2 stops16h 50m

Philadelphia

Tue 5/5

06:00-08:25

2 stops21h 25m

£627

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Wed 8/4

09:30-15:25

1 stop10h 55m

Philadelphia

Sun 19/4

22:05-16:50

1 stop13h 45m

£653

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Thu 5/3

21:25-23:16

3 stops30h 51m

£316

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Sun 16/8

21:45-18:55

3 stops26h 10m

£330

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Sun 7/6

21:55-07:33

3 stops38h 38m

£334

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Thu 30/4

21:20-07:41

2 stops39h 21m

£362

Flights are sorted by cheapest return flights first.

Deals found on 17/2

Showing 1-10 of 13 results
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2

Best time to book a flight from Glasgow Intl to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia 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 Philadelphia

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

Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Philadelphia (average of £340). Flying from Glasgow Intl Airport to Philadelphia in August is currently the most expensive (average of £454). 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 Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated 20 February 2026.
Check out reviews from past customers who have flown with American Airlines, Aer Lingus, andBritish Airways from Glasgow Intl Airport to Philadelphia 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.
American Airlines
7.2
Good
11,323 reviews
Check prices

Boarding

7.5

Crew

8.0

Entertainment

6.9

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sept 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
11,323 reviews
American Airlines
7.2
Good
11,323 reviews
Check prices

Boarding

7.5

Crew

8.0

Entertainment

6.9

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sept 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
Aer Lingus
7.2
Good
1,457 reviews
American Airlines
7.2
Good
11,323 reviews
Check prices

Boarding

7.5

Crew

8.0

Entertainment

6.9

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sept 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
British Airways
6.7
Okay
7,757 reviews
American Airlines
7.2
Good
11,323 reviews
Check prices

Boarding

7.5

Crew

8.0

Entertainment

6.9

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sept 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to Philadelphia. 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 Philadelphia from Glasgow Intl?

    Philadelphia (PHL) is the airport you will fly into if you book a flight from Glasgow Intl to Philadelphia. You should not have trouble finding flights to Philadelphia 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 3 airlines have flights to the Philadelphia airport from Glasgow Intl. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

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

    Departing from Glasgow Intl Airport to Philadelphia will take you 11h 10m. The distance between Glasgow Intl Airport and Philadelphia is about 3297 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Glasgow Intl Airport to Philadelphia is British Airways. Our recent data shows that you can find tickets from as low as £470 on this airline. Additional options worth looking into are Aer Lingus and American Airlines, starting at £475 and £544 round-trip. British Airways is 24% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Glasgow Intl to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Glasgow Intl to Philadelphia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Glasgow Intl to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow Intl to Philadelphia.

  • Can I find deals for business class flights from Glasgow Intl to Philadelphia?

    Yes. Cheapflights offers flight deals from Glasgow Intl to Philadelphia 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 Philadelphia?

    Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Philadelphia (average of £340). Flying from Glasgow Intl Airport to Philadelphia in August is currently the most expensive (average of £454). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Glasgow Intl to Philadelphia

Discover the top 3 airlines that operate flights from Glasgow Intl to Philadelphia. 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 20 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£470Average£571FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£475Average£585FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
American AirlinesCheapest£544Average£574FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Glasgow Intl to Philadelphia.

Can Cheapflights find flights from Glasgow Intl to Philadelphia with no change fees?

Need flexible booking options for your flight to Philadelphia from Glasgow Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Glasgow Intl to Philadelphia become cheaper?

Yes! Start tracking prices for Glasgow Intl to Philadelphia 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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