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Cheap flights from Philadelphia to Glasgow Intl Airport from £270

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — GLA
31 Mar — 7 Apr1
1 adult

Cheapflights Tip: The best prices from Philadelphia to Glasgow Intl are usually found in February or October, booked 20 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Philadelphia to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Glasgow Intl (GLA). 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 26 March 2025.

Round-trip from

£492

One-way from

£270

Popular in

July

Cheapest in

February

Average price

£684
British Airways
  • British Airways
  • 28/4-7/5
  • 3 total stops
  • 29h 10m total
  • Philadelphia to Glasgow
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29/4
  • 29/4
  • 3 total stops
  • 26h 25m total
  • Philadelphia to Glasgow
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£107 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Find flight deals from Philadelphia to Glasgow Intl

Cheapest flights from Philadelphia to Glasgow Intl
Explore the most affordable flight options available from Philadelphia to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Mon 28/422:10PHL - GLA
1 stop13h 35mBritish Airways
Wed 7/505:50GLA - PHL
2 stops15h 35mBritish Airways
Deal found 25/3£492
Thu 17/422:10PHL - GLA
1 stop14h 20mAmerican Airlines
Thu 24/407:00GLA - PHL
1 stop13h 15mAmerican Airlines
Deal found 24/3£536
Tue 1/410:57PHL - GLA
2 stops22h 18mMultiple Airlines
Thu 24/421:20GLA - PHL
2 stops31h 02mMultiple Airlines
Deal found 26/3£563
Mon 8/922:20PHL - GLA
1 stop11h 20mFinnair
Wed 17/917:40GLA - PHL
1 stop24h 20mFinnair
Deal found 25/3£581
Tue 19/817:35PHL - GLA
1 stop13h 45mLufthansa
Fri 29/806:10GLA - PHL
1 stop14h 50mLufthansa
Deal found 25/3£611
Tue 19/810:21PHL - GLA
2 stops17h 04mDelta
Thu 28/808:55GLA - PHL
2 stops20h 32mDelta
Deal found 25/3£621
Tue 1/420:30PHL - GLA
1 stop10h 00mAer Lingus
Thu 24/408:35GLA - PHL
1 stop15h 25mAer Lingus
Deal found 26/3£630
Thu 21/813:15PHL - GLA
2 stops14h 10mKLM
Thu 28/806:00GLA - PHL
2 stops16h 14mKLM
Deal found 25/3£668

Cheapflights Fare Finder

Customise your flight search to find flights from Philadelphia to Glasgow Intl 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 26 March 2025.
Use the filters below to find and compare flights from Philadelphia to Glasgow Intl Airport that are best for you.

Fly from

Philadelphia

Fly to

Glasgow Intl

Route

Depart

Return

Price

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Mon 28/4

22:10-16:45

1 stop13h 35m

Glasgow Intl

Wed 7/5

05:50-16:25

2 stops15h 35m

£492

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Thu 17/4

22:10-17:30

1 stop14h 20m

Glasgow Intl

Thu 24/4

07:00-15:15

1 stop13h 15m

£536

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Mon 8/9

22:20-14:40

1 stop11h 20m

Glasgow Intl

Wed 17/9

17:40-13:00

1 stop24h 20m

£581

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Wed 14/5

06:00-20:45

2 stops33h 45m

Glasgow Intl

Wed 21/5

15:55-22:21

3 stops35h 26m

£599

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Tue 19/8

17:35-12:20

1 stop13h 45m

Glasgow Intl

Fri 29/8

06:10-16:00

1 stop14h 50m

£611

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Tue 19/8

10:21-08:25

2 stops17h 04m

Glasgow Intl

Thu 28/8

08:55-00:27

2 stops20h 32m

£621

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Thu 21/8

13:15-08:25

2 stops14h 10m

Glasgow Intl

Thu 28/8

06:00-17:14

2 stops16h 14m

£668

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Wed 20/8

20:30-19:40

1 stop18h 10m

Glasgow Intl

Fri 29/8

17:20-19:00

1 stop30h 40m

£828

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Tue 29/4

06:00-13:25

3 stops26h 25m

£270

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Tue 29/4

20:30-16:50

1 stop15h 20m

£318

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Showing 1-10 of 12 results
1
2

Best time to book a flight from Philadelphia to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Philadelphia 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 Philadelphia to Glasgow Intl Airport

How far ahead should I book a flight from Philadelphia to Glasgow Intl Airport?

Use this chart to determine the optimal time to book a return flight from Philadelphia to Glasgow Intl. Price data was last updated on 21 March 2025.

The best time to book flights from Philadelphia to Glasgow Intl Airport is 20 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Glasgow Intl Airport (average of £97). Flying from Philadelphia to Glasgow Intl Airport in July is currently the most expensive (average of £119). 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 Glasgow Intl by month

Plan your trip to Glasgow Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Glasgow Intl Airport ranges from 33.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 33.0 mm.

Temperature in Glasgow Intl by month

Plan your trip to Glasgow Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Glasgow Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Glasgow Intl

Get insights into the airlines that provide service to Glasgow Intl. 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 Glasgow Intl. Reviews last updated 26 March 2025.
Delta
8.0
Very Good
7,891 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,891 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,062 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    If you book a flight to Glasgow Intl from Philadelphia, you will be flying from Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia. There are 0 flights from Philadelphia to Glasgow Intl per day from 1 airline.

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

    Our cheapest airline available from Philadelphia to Glasgow Intl Airport is British Airways. Our recent data shows that you can find tickets from as low as £492 on this airline. Additional options worth looking into are American Airlines and Lufthansa, starting at £536 and £611 round-trip. These flights start at 28% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Philadelphia to Glasgow Intl Airport one-way?

    One-way options have recently been found by users for as low as £318 on Aer Lingus. Other airlines that offer cheap prices include American Airlines from £332 and British Airways from £441 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Glasgow Intl Airport (average of £97). Flying from Philadelphia to Glasgow Intl Airport in July is currently the most expensive (average of £119). 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 Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Paisley
East Kilbride
Kilmarnock
Dumbarton
Arrochar
Dunoon
Largs
Renfrew
Balloch
Ballachulish
Inveraray
Clydebank
Rothesay
Helensburgh
Alexandria
Tarbert

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Alternative routes for Philadelphia to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Glasgow Intl flights
Newark to Glasgow Intl flights
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Dulles Intl to Glasgow Intl flights
Pittsburgh to Glasgow Intl flights

Top airline flying from Philadelphia to Glasgow Intl

Discover the top airline that operate flights from Philadelphia to Glasgow Intl. 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 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£493Average£531FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Glasgow Intl from Philadelphia today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Philadelphia to Glasgow Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Philadelphia to Glasgow Intl, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Glasgow Intl from Philadelphia today and book when prices fit your budget.

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