$315 Cheap Flights from Philadelphia (PHL) to Glasgow (GGW)

View $315 flight on Sat, Dec 6, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Glasgow, MT (GGW-Glasgow Valley County)

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Cheap Flights from Philadelphia to Glasgow (PHL-GGW)

Prices were available within the past 7 days and start at $315 for one-way flights and $578 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Apr 21 - Mon, May 4
PHL
Philadelphia
GGW
Glasgow
$578 Roundtrip, found 4 days ago
$578
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Apr 21 from Philadelphia to Glasgow, returning Mon, May 4, priced at $578 found 4 days ago
United
Wed, Nov 26 - Tue, Dec 9
PHL
Philadelphia
GGW
Glasgow
$588 Roundtrip, found 4 days ago
$588
Roundtrip
found 4 days ago
Select United flight, departing Wed, Nov 26 from Philadelphia to Glasgow, returning Tue, Dec 9, priced at $588 found 4 days ago
United
Sat, Apr 25 - Tue, May 5
PHL
Philadelphia
GGW
Glasgow
$600 Roundtrip, found 4 days ago
$600
Roundtrip
found 4 days ago
Select United flight, departing Sat, Apr 25 from Philadelphia to Glasgow, returning Tue, May 5, priced at $600 found 4 days ago
United
Wed, Nov 26 - Sat, Dec 13
PHL
Philadelphia
GGW
Glasgow
$610 Roundtrip, found 4 days ago
$610
Roundtrip
found 4 days ago
Select United flight, departing Wed, Nov 26 from Philadelphia to Glasgow, returning Sat, Dec 13, priced at $610 found 4 days ago
United
Thu, Nov 20 - Wed, Dec 3
PHL
Philadelphia
GGW
Glasgow
$618 Roundtrip, found 4 days ago
$618
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 20 from Philadelphia to Glasgow, returning Wed, Dec 3, priced at $618 found 4 days ago
Delta
Fri, Apr 24 - Thu, May 7
PHL
Philadelphia
GGW
Glasgow
$622 Roundtrip, found 4 days ago
$622
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Apr 24 from Philadelphia to Glasgow, returning Thu, May 7, priced at $622 found 4 days ago
Delta
Mon, Mar 16 - Fri, Apr 3
PHL
Philadelphia
GGW
Glasgow
$627 Roundtrip, found 4 days ago
$627
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Mar 16 from Philadelphia to Glasgow, returning Fri, Apr 3, priced at $627 found 4 days ago
United
Thu, Apr 2 - Tue, Apr 14
PHL
Philadelphia
GGW
Glasgow
$628 Roundtrip, found 4 days ago
$628
Roundtrip
found 4 days ago
Select United flight, departing Thu, Apr 2 from Philadelphia to Glasgow, returning Tue, Apr 14, priced at $628 found 4 days ago
United
Fri, Nov 21 - Mon, Dec 1
PHL
Philadelphia
GGW
Glasgow
$638 Roundtrip, found 4 days ago
$638
Roundtrip
found 4 days ago
Select United flight, departing Fri, Nov 21 from Philadelphia to Glasgow, returning Mon, Dec 1, priced at $638 found 4 days ago
United
Thu, Nov 20 - Sat, Dec 6
PHL
Philadelphia
GGW
Glasgow
$640 Roundtrip, found 4 days ago
$640
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 20 from Philadelphia to Glasgow, returning Sat, Dec 6, priced at $640 found 4 days ago
United
Sat, Nov 15 - Wed, Dec 3
PHL
Philadelphia
GGW
Glasgow
$643 Roundtrip, found 4 days ago
$643
Roundtrip
found 4 days ago
Select United flight, departing Sat, Nov 15 from Philadelphia to Glasgow, returning Wed, Dec 3, priced at $643 found 4 days ago
Hawaiian Airlines
Sat, Dec 13 - Tue, Dec 30
PHL
Philadelphia
GGW
Glasgow
$662 Roundtrip, found 4 days ago
$662
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Dec 13 from Philadelphia to Glasgow, returning Tue, Dec 30, priced at $662 found 4 days ago
Alaska Airlines
Thu, Jan 1 - Tue, Jan 13
PHL
Philadelphia
GGW
Glasgow
$683 Roundtrip, found 4 days ago
$683
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jan 1 from Philadelphia to Glasgow, returning Tue, Jan 13, priced at $683 found 4 days ago

Alternative airports near Glasgow

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Glasgow Intl. GGW. Cheapest and Closest option available. Average driving time to city center is 3 minutes. Flights from $618
GGW
Glasgow Intl.
CheapestClosest
Average driving time to city center3 min
Flights from $618

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW) cost?
Secure a cheap one-way flight from $315 or cheap return flight from $578 from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW)?
The cheapest month to fly from PHL to GGW is April, when demand is low. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW)?
To find the cheapest airline that'll fly you from PHL to GGW, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW)?
There are no daily nonstop flights available from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from PHL to GGW?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW)?
Choose a flight from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW) last-minute?
Booking your flight from PHL to GGW right before your journey is generally more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a PHL to GGW flight and hotel package?
Securing a PHL to GGW flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our extensive range of accommodations and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Glasgow Intl. Airport (GGW)?
If you reserved your PHL to GGW flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Glasgow Valley County
Roundtrip price
$577
Distance
1647 mi

Book with confidence

Philadelphia to Glasgow Flights

The cheapest times to fly from Philadelphia to Glasgow

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Glasgow are during the month of April. You can find some of the cheapest flights from Philadelphia to Glasgow with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Glasgow

Sunday is one of the best days to book for cheap flights from Philadelphia to Glasgow: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Glasgow

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Glasgow in 2025. You can also book with separate airlines for your outbound and return journeys, from $315 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Glasgow flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Glasgow airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Philadelphia to Glasgow Flights

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