Cheap flights from Portland to Glasgow

Compare Portland to Glasgow flight deals

Find the cheapest month or even day of the year to fly to Glasgow

Book the best Glasgow fare with no extra fees

Flight deals from Portland Airport to Glasgow

Looking for a cheap last-minute deal or the best return flight from Portland Airport to Glasgow? If you want to travel next month, return fares start from $1,281. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Portland to Glasgow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Glasgow flights are currently cheapest in September.

Alternative Portland to Glasgow routes

Looking for the cheapest, fastest or easiest route from Portland to Glasgow? You could fly into the following airports instead.

Portland to Glasgow: Flight information

The things to know before you go.
Cheapest flight found$321
Cheapest month to flySeptember

Finding cheap flights from Portland to Glasgow: Frequently asked questions

There are 3 airports in Glasgow: Glasgow Intl, Glasgow Prestwick and Edinburgh.
The best price we found for a return flight from Portland to Glasgow is $888. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Glasgow. But we found flights with one or more stops from $888.
As of March 2026, there are no flights flying from Portland to Glasgow.
The cheapest month to fly from Portland to Glasgow is usually August.
If you're flying from Portland Airport, the cheapest airport near Glasgow is Glasgow Intl – which is 11.3 km away from the centre of Glasgow. We've found flights into this airport from $888.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Glasgow on Saturday, 15 August 2026.
No airlines currently offer direct flights between Portland Airport and Glasgow. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Glasgow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Glasgow is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 4°C. July is typically the warmest month in Glasgow, when it usually averages around 17°C. You can expect the least rain in May. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.
Currently, Icelandair offers the cheapest flight tickets to Glasgow.

Travelling from Portland International Airport (PDX) to Glasgow: what you need to know

  • Glasgow is seven hours ahead of Portland, where Portland International Airport is located. Glasgow runs on the UTC+0 timezone.

  • Leave plenty of time to catch your PDX to Glasgow flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

  • Heading away during a peak time like public or school holidays? Expect longer lines at security and check-in. To be on the safe side, arrive up to four hours before international flights and two hours ahead of domestic departures.

  • We make it a breeze to book plane tickets from PDX to Glasgow with a stopover. To see your options, deselect 'Direct flights only.' Next, pick a flight that has a stop long enough to see the sights of the city of your choice. Some popular stopovers include:

    • London Heathrow Airport (LHR)

    • Amsterdam Airport Schiphol (AMS)

    • Keflavik International Airport (KEF)

  • The journey from central Portland to PDX takes about 45 minutes on public transport. If you drive, ride-share or take a cab, you'll cover the 10 kilometres in 20 minutes or so, depending on traffic.

  • Want an easy start to your travels? Stay near PDX. Whether you're taking an early flight from Portland International Airport to Glasgow or just don't like being rushed, these hotels are just the thing:

  • Portland International Airport maintains a solid on-time record, so you're less likely to experience disruptions. Departures from PDX touch down on schedule 83.65% of the time.

  • You'll find PDX at 7000 NE Airport Way.

How to find the cheapest flights from Portland International Airport (PDX) to Glasgow

  • The lowest price we've seen for a one-way Portland International Airport to Glasgow flight is $320. The cheapest price for a return flight is $888. Remember fares may change due to availability at the time of booking.

  • Don't wait until the last minute. You're more likely to land cheap flights from PDX to Glasgow if you book ahead. Airlines often have some excellent early bird discounts.

  • If you can be flexible with your travel dates, make the most of the 'Whole month' tool. It'll show you the lowest price across each month when searching for a Portland International Airport to Glasgow ticket.

  • Spend less time searching for cheap flights from PDX to Glasgow by setting up a Price Alert. You'll get an email or push notification on the app when fares go down.

  • Snag an affordable flight from Portland International Airport to Glasgow with the help of our filters. Select your preferred times, airlines and number of stops, then sort the results by 'Cheapest' for the best deals.

Airports in Glasgow

Glasgow International Airport (GLA)

  • Glasgow International Airport (GLA) is around 14 kilometres from central Glasgow. If you're grabbing a cab or a ride-share, the drive takes roughly 15 minutes.

  • It typically takes 35 minutes when travelling by public transport.

  • The last thing you need is a long journey to your hotel if you're arriving on a late flight from Portland International Airport to Glasgow. Reserve one of these accommodation options near GLA instead:

  • Say yes to new adventures by picking up a Glasgow International Airport rental car. Grab your wheels from Green Motion, Drivalia or Alamo and explore beyond Glasgow's usual tourist stops.

  • For the lowest price, book your ride from Glasgow International Airport around three weeks ahead of your flight from PDX to Glasgow.

Glasgow Prestwick Airport (PIK)

  • Central Glasgow is located around 48 kilometres from Glasgow Prestwick Airport (PIK). After your flight from Portland International Airport to Glasgow has touched down and you've made your way out of the airport, expect a drive of about 40 minutes.

  • You can expect the journey to take about 55 minutes on public transport.

  • There are some great places to park your luggage (and yourself) near PIK. Settle in and get cosy after your PDX to Glasgow flight at one of these perfectly located options:

  • Europcar, Keddy By Europcar and Arnold Clark make picking up a Glasgow Prestwick Airport rental car quick and easy. These reliable suppliers are located in or around the terminal and will have you behind the wheel before you know it.

  • Avoid potential price surges. Securing your ride two weeks ahead of your arrival at PIK will help you save.

Best time to go to Glasgow

  • Before scheduling your flights from Portland International Airport to Glasgow, consider which time of year is best for you. Peak season in Glasgow offers a bustling atmosphere and plenty to do, while low season means you'll get better hotel deals and smaller crowds.

  • Before booking a Portland International Airport to Glasgow plane ticket, think about what kind of weather you prefer. July is the warmest month in Glasgow, with temperatures ranging from 9ºC (48ºF) to 20ºC (68ºF).

  • If you like travelling in cooler conditions, search for a cheap ticket from PDX to Glasgow in January when temperatures average between -1ºC (30ºF) and 7ºC (45ºF).

More about Glasgow

  • Start your Glasgow trip right by choosing the ideal place to stay. After booking your flight from Portland International Airport to Glasgow, browse our range of hotels including:

  • Kelvingrove Art Gallery and Museum and Glasgow Cathedral are a couple of top attractions to add to your Glasgow must-do list. Keep the momentum going by heading to Riverside Museum.

Explore more of United Kingdom

  • You've seen Glasgow, now it's time to explore other parts of United Kingdom. Journey about 402 kilometres south-east to Birmingham to tick off its popular sights. From Cadbury World to The Library of Birmingham and National Sea Life Centre, your itinerary will be busy.

  • Around 499 kilometres south of Glasgow, Cardiff is another favourite stop in United Kingdom. Get a taste of what this destination has to offer at Cardiff Castle, Bute Park and Cardiff Bay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.