£240 Cheap Flights from Portland (PDX) to Glasgow (GLA)

View £240 flight on Mon, 26 Oct 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Glasgow International Airport (GLA)

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Cheap Flights from Portland (PDX) to Glasgow (GLA)

Prices were available within the past 7 days and start at £240 for one-way flights and £626 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, 26 Sept - Sun, 25 Oct
PDX
Portland
GLA
Glasgow
£626 Return, found 6 days ago
£626
Return
found 6 days ago
Select Icelandair flight, departing Sat, 26 Sept from Portland to Glasgow, returning Sun, 25 Oct, priced at £626 found 6 days ago
British Airways
Sun, 8 Nov - Tue, 10 Nov
PDX
Portland
GLA
Glasgow
£662 Return, found 1 day ago
£662
Return
found 1 day ago
Select British Airways flight, departing Sun, 8 Nov from Portland to Glasgow, returning Tue, 10 Nov, priced at £662 found 1 day ago
Virgin Atlantic
Sun, 8 Nov - Tue, 10 Nov
PDX
Portland
GLA
Glasgow
£668 Return, found 1 day ago
£668
Return
found 1 day ago
Select Virgin Atlantic flight, departing Sun, 8 Nov from Portland to Glasgow, returning Tue, 10 Nov, priced at £668 found 1 day ago
KLM
Sun, 8 Nov - Tue, 10 Nov
PDX
Portland
GLA
Glasgow
£684 Return, found 1 day ago
£684
Return
found 1 day ago
Select KLM flight, departing Sun, 8 Nov from Portland to Glasgow, returning Tue, 10 Nov, priced at £684 found 1 day ago
Virgin Atlantic
Sun, 8 Nov - Tue, 10 Nov
PDX
Portland
GLA
Glasgow
£689 Return, found 1 day ago
£689
Return
found 1 day ago
Select Virgin Atlantic flight, departing Sun, 8 Nov from Portland to Glasgow, returning Tue, 10 Nov, priced at £689 found 1 day ago
KLM
Sat, 26 Sept - Sun, 25 Oct
PDX
Portland
GLA
Glasgow
£701 Return, found 6 days ago
£701
Return
found 6 days ago
Select KLM flight, departing Sat, 26 Sept from Portland to Glasgow, returning Sun, 25 Oct, priced at £701 found 6 days ago
Finnair
Sun, 27 Sept - Sun, 25 Oct
PDX
Portland
GLA
Glasgow
£702 Return, found 6 days ago
£702
Return
found 6 days ago
Select Finnair flight, departing Sun, 27 Sept from Portland to Glasgow, returning Sun, 25 Oct, priced at £702 found 6 days ago
Finnair
Sun, 27 Sept - Sun, 25 Oct
PDX
Portland
GLA
Glasgow
£703 Return, found 6 days ago
£703
Return
found 6 days ago
Select Finnair flight, departing Sun, 27 Sept from Portland to Glasgow, returning Sun, 25 Oct, priced at £703 found 6 days ago
KLM
Sun, 8 Nov - Tue, 10 Nov
PDX
Portland
GLA
Glasgow
£705 Return, found 1 day ago
£705
Return
found 1 day ago
Select KLM flight, departing Sun, 8 Nov from Portland to Glasgow, returning Tue, 10 Nov, priced at £705 found 1 day ago
KLM
Sun, 8 Nov - Tue, 10 Nov
PDX
Portland
GLA
Glasgow
£705 Return, found 1 day ago
£705
Return
found 1 day ago
Select KLM flight, departing Sun, 8 Nov from Portland to Glasgow, returning Tue, 10 Nov, priced at £705 found 1 day ago

Frequently asked questions

What is the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
March is typically the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.), with average round-trip fares of approximately 1633 CAD. This is about 24% lower than the average price throughout the year. March often sees lower prices as it's outside peak holiday seasons, making it a good time to find deals. Other cheap months to fly from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) include October and November.*Averages based on flights available on Expedia in the last year.
How do I find cheap flights from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
To find a cheap flight from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
Based on booking data from the past year, if you're looking for the best time to fly from Portland, OR (PDX-Portland Intl.) (PDX) to Glasgow (GLA-Glasgow Intl.) (GLA), you'll find the cheapest fares in March or November, with average round-trip flights around 1633 CAD. September is the most popular month to travel, meaning you'll have plenty of flight options, though prices might be higher. For the best balance, consider traveling in the shoulder seasons around these months to potentially find good deals with decent availability.*Prices based on flights available on Expedia in the last year.
How many flights per day from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
There are approximately 45 connecting flights per day from Portland International (PDX) to Glasgow International (GLA). Some common connection points include Seattle - Tacoma International (SEA), O'Hare International (ORD), and Minneapolis - St. Paul International (MSP).
What is the earliest flight from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
The earliest flight from Portland International Airport (PDX) to Glasgow International (GLA) typically departs at approximately 12:05 AM local time. This service is operated by Delta and KLM, and it's a seasonal service active in March. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
You'll find the most flights from Portland Intl. (PDX) to Glasgow Intl. (GLA) on a Thursday, with around 66 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Alaska Airlines, United Airlines, and American Airlines. Looking at the week, Thursdays offer notably more flight options compared to other days, making it a good day to consider for your journey.
What are the most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
The most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) are between 12pm and 3pm. About 26% of passengers prefer this time window. Many major carriers, including American Airlines, British Airways and KLM, offer flights during this window. This timing works well because it allows you to have a relaxed morning before heading to the airport, and you'll typically arrive in Glasgow in the morning or early afternoon, giving you time to settle in.
How long does it take to fly from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
A flight from PDX to GLA with a layover takes around 15 hours 50 minutes, with the route covering approximately 4,564 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
Select the "Business class" and "First class" filters when looking for PDX to GLA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) flight with Expedia?
It's easy to earn miles on a Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Glasgow from Portland Intl. (PDX)?
When traveling from Portland Intl. (PDX) to Glasgow, you can fly into Glasgow Intl. (GLA) and Glasgow Intl. (GGW). Some flights may connect through major hubs like Dallas-Fort Worth Intl. (DFW), O'Hare Intl. (ORD), Seattle - Tacoma Intl. (SEA) before reaching Glasgow. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) at the last minute?
Typically, booking a last minute flight from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) flight and hotel package?
Securing a Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.)?
If you booked your Portland, OR (PDX-Portland Intl.) to Glasgow (GLA-Glasgow Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket 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, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Portland Intl.
Destination airport
Glasgow Intl.
Airlines serving
Air France, British Airways, Finnair, Iberia, Icelandair, KLM, Swiss International Air Lines, Virgin Atlantic
Return price
£626
Distance
7301 km

Book with confidence

Compare flights from Portland to Glasgow easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Portland to Glasgow. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Glasgow Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Portland Intl. to Glasgow Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Portland Intl. (PDX) to Glasgow Intl. (GLA)

The easiest way to view the best deals on flights from Portland to Glasgow today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Portland Intl. to Glasgow Intl. start at just £626 and range up to £705.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Portland and Glasgow
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Portland to Glasgow flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Portland Intl. to Glasgow Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Portland to Glasgow easily and book with confidence

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*Available to Expedia members.