HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Glasgow Intl

$320+ Cheap flights from Philadelphia (PHL) to Glasgow Intl (GLA)

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — GLA
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Glasgow Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Philadelphia to Glasgow Intl are usually found in October or February, 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 June 18, 2025.

Round-trip from

$652
(Mytrip)

One-way from

$320
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$1,169
From Philadelphia to Glasgow Intl
Search Deals
One-way flight from Philadelphia to Glasgow Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($130 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 June 18, 2025.

This Mytrip deal was found by Cheapflights users on 6/16. 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.
Mon 8/118:30 pmPHL - GLA
1 stop13h 55mMultiple Airlines
Fri 8/151:05 pmGLA - PHL
1 stop10h 55mMultiple Airlines
Deal found 6/16$652
This Booking.com deal was found by Cheapflights users on 6/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/88:30 pmPHL - GLA
1 stop15h 20mAer Lingus
Fri 9/1212:00 pmGLA - PHL
1 stop12h 00mAer Lingus
Deal found 6/16$677
This American Airlines deal was found by Cheapflights users on 6/18. 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.
Sun 9/76:30 pmPHL - GLA
1 stop13h 45mAmerican Airlines
Fri 9/265:50 amGLA - PHL
1 stop14h 35mAmerican Airlines
Deal found 6/18$682
This British Airways deal was found by Cheapflights users on 6/17. 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.
Wed 9/36:30 pmPHL - GLA
1 stop10h 50mBritish Airways
Wed 9/1010:35 amGLA - PHL
1 stop10h 50mBritish Airways
Deal found 6/17$684
This Iberia deal was found by Cheapflights users on 6/16. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/231:50 pmPHL - GLA
2 stops19h 50mIberia
Wed 10/15:40 pmGLA - PHL
1 stop24h 20mIberia
Deal found 6/16$687
This Lufthansa deal was found by Cheapflights users on 6/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/15:35 pmPHL - GLA
1 stop13h 45mLufthansa
Fri 9/126:10 amGLA - PHL
1 stop14h 50mLufthansa
Deal found 6/17$730
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/210:43 amPHL - GLA
2 stops16h 27mDelta
Thu 9/116:00 amGLA - PHL
2 stops15h 19mDelta
Deal found 6/17$766
This KLM deal was found by Cheapflights users on 6/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:59 pmPHL - GLA
2 stops15h 11mKLM
Fri 10/36:00 amGLA - PHL
2 stops16h 21mKLM
Deal found 6/16$969

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 18, 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 8/11

8:30 pm-3:25 pm

1 stop13h 55m

Glasgow Intl

Fri 8/15

1:05 pm-7:00 pm

1 stop10h 55m

$652

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Mon 9/8

8:30 pm-4:50 pm

1 stop15h 20m

Glasgow Intl

Fri 9/12

12:00 pm-7:00 pm

1 stop12h 00m

$677

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Sun 9/7

6:30 pm-1:15 pm

1 stop13h 45m

Glasgow Intl

Fri 9/26

5:50 am-3:25 pm

1 stop14h 35m

$682

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Wed 9/3

6:30 pm-10:20 am

1 stop10h 50m

Glasgow Intl

Wed 9/10

10:35 am-4:25 pm

1 stop10h 50m

$684

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Tue 9/23

1:50 pm-2:40 pm

2 stops19h 50m

Glasgow Intl

Wed 10/1

5:40 pm-1:00 pm

1 stop24h 20m

$687

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Mon 9/1

5:35 pm-12:20 pm

1 stop13h 45m

Glasgow Intl

Tue 9/9

6:10 am-4:00 pm

1 stop14h 50m

$730

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Tue 9/2

10:43 am-8:10 am

2 stops16h 27m

Glasgow Intl

Fri 9/12

8:55 am-11:03 pm

2 stops19h 08m

$766

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Sun 9/21

7:59 pm-4:10 pm

2 stops15h 11m

Glasgow Intl

Fri 10/3

6:00 am-5:21 pm

2 stops16h 21m

$969

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Sun 9/7

1:00 pm-1:25 pm

2 stops19h 25m

$320

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Sun 9/7

6:30 pm-9:20 am

1 stop9h 50m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 13 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 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 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 round-trip flight from Philadelphia to Glasgow Intl. Price data was last updated on June 13, 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, November is the cheapest month in which you can book a flight from Philadelphia to Glasgow Intl Airport (average of $664). Flying from Philadelphia to Glasgow Intl Airport in June is currently the most expensive (average of $1,158). 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 PHL to GLA?

Find hourly flight availability from Philadelphia to Glasgow Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

When flying from Philadelphia to Glasgow Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 3% versus a flight at noon.

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 1.3 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 1.3 in.

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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 June 18, 2025.
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,364 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,120 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Iberia
7.0
Good
2,778 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    For a flight from Philadelphia to Glasgow Intl, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city. Philadelphia is the only Philadelphia airport and it handles 0 outbound flights to Glasgow Intl per day. 3 airlines have flights to Glasgow Intl from Philadelphia on a regular basis.

  • 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 Aer Lingus. Our recent data shows that you can find tickets from as low as $677 on this airline. Additional options worth looking into are American Airlines and British Airways, starting at $682 and $684 round-trip. You may be able to fly from Philadelphia to Glasgow Intl Airport for 21% less than the average price by searching for these airlines.

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

    $412 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on American Airlines and Aer Lingus, with prices starting from $414 and $492, respectively.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Philadelphia to Glasgow Intl Airport (average of $664). Flying from Philadelphia to Glasgow Intl Airport in June is currently the most expensive (average of $1,158). 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 Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Paisley

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Philadelphia to Glasgow Intl

Discover the top 3 airlines 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 2,558,603 searches. Data last updated June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$618Average$1,027FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$647Average$847FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$652Average$840FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.