$809 Cheap Flights from Glasgow (GLA) to Portland (PDX)

View $809 flight on Mon, Nov 17, 2025Opens in a new window

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

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Cheap Flights from Glasgow to Portland (GLA-PDX)

Prices were available within the past 7 days and start at $809 for one-way flights and $820 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, Sep 24 - Sat, Oct 4
GLA
Glasgow
PDX
Portland
$820 Roundtrip, found 5 days ago
$820
Roundtrip
found 5 days ago
Select Icelandair flight, departing Wed, Sep 24 from Glasgow to Portland, returning Sat, Oct 4, priced at $820 found 5 days ago
Icelandair
Fri, Sep 5 - Wed, Sep 24
GLA
Glasgow
PDX
Portland
$827 Roundtrip, found 5 days ago
$827
Roundtrip
found 5 days ago
Select Icelandair flight, departing Fri, Sep 5 from Glasgow to Portland, returning Wed, Sep 24, priced at $827 found 5 days ago
Icelandair
Tue, Sep 16 - Sat, Sep 20
GLA
Glasgow
PDX
Portland
$855 Roundtrip, found 5 days ago
$855
Roundtrip
found 5 days ago
Select Icelandair flight, departing Tue, Sep 16 from Glasgow to Portland, returning Sat, Sep 20, priced at $855 found 5 days ago
American Airlines
Mon, Sep 8 - Thu, Sep 25
GLA
Glasgow
PDX
Portland
$855 Roundtrip, found 5 days ago
$855
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Sep 8 from Glasgow to Portland, returning Thu, Sep 25, priced at $855 found 5 days ago
American Airlines
Tue, Sep 9 - Tue, Sep 23
GLA
Glasgow
PDX
Portland
$865 Roundtrip, found 5 days ago
$865
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Sep 9 from Glasgow to Portland, returning Tue, Sep 23, priced at $865 found 5 days ago
Virgin Atlantic
Sun, Sep 14 - Wed, Oct 8
GLA
Glasgow
PDX
Portland
$871 Roundtrip, found 6 days ago
$871
Roundtrip
found 6 days ago
Select Virgin Atlantic flight, departing Sun, Sep 14 from Glasgow to Portland, returning Wed, Oct 8, priced at $871 found 6 days ago
Virgin Atlantic
Sun, Sep 7 - Tue, Sep 23
GLA
Glasgow
PDX
Portland
$871 Roundtrip, found 5 days ago
$871
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Sun, Sep 7 from Glasgow to Portland, returning Tue, Sep 23, priced at $871 found 5 days ago
Lufthansa
Sun, Sep 14 - Wed, Oct 8
GLA
Glasgow
PDX
Portland
$879 Roundtrip, found 6 days ago
$879
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Sun, Sep 14 from Glasgow to Portland, returning Wed, Oct 8, priced at $879 found 6 days ago
Virgin Atlantic
Sun, Sep 7 - Tue, Sep 16
GLA
Glasgow
PDX
Portland
$884 Roundtrip, found 5 days ago
$884
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Sun, Sep 7 from Glasgow to Portland, returning Tue, Sep 16, priced at $884 found 5 days ago
Iberia
Sun, Sep 14 - Wed, Oct 8
GLA
Glasgow
PDX
Portland
$1,034 Roundtrip, found 6 days ago
$1,034
Roundtrip
found 6 days ago
Select Iberia flight, departing Sun, Sep 14 from Glasgow to Portland, returning Wed, Oct 8, priced at $1,034 found 6 days ago
Flights from Glasgow (GLA) to Portland (PDX)
Origin airport
Glasgow Intl.
Destination airport
Portland Intl.
Roundtrip price
$819
Distance
4563 mi

Glasgow to Portland Flights

The cheapest times to fly from Glasgow to Portland

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 Glasgow to Portland are during the month of September. You can find some of the cheapest flights from Glasgow to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Glasgow to Portland

Sunday is one of the best days to book for cheap flights from Glasgow to Portland: 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 Glasgow to Portland

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 Glasgow to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $809 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 Glasgow to Portland 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 Glasgow to Portland 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.

 

Frequently asked questions

How much does a flight from Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX) cost?
Get a cheap one-way flight from $809 or cheap return flight from $820 from Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX)?
September is the cheapest month to fly from GLA to PDX. Traveling during an off-peak travel window is often the key to scoring lower fares.
What is the cheapest airline that flies from Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX)?
To find the cheapest airline that'll fly you from GLA to PDX, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX)?
Nonstop flights from Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GLA to PDX?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX)?
To avoid potential delays on the Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX) last-minute?
Booking your ticket from GLA to PDX right before your journey is generally more expensive. But if there's some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a GLA to PDX flight and hotel package?
Compared with arranging flights and hotels separately, booking a GLA to PDX flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place will take the hassle out of planning your trip. Just secure your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Glasgow Intl. Airport (GLA) to Portland Intl. Airport (PDX)?
Typically, you can reschedule or cancel your GLA to PDX flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need more information, visit our Customer Service portal.

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*Available to One Key members.