Cheap Flights from Glasgow to Portsmouth

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      Travellers and cabin class, 1 Adult, Economy

      Compare Glasgow to Portsmouth flight deals

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

      Book the best Portsmouth fare with no extra fees

      Flight deals from Glasgow to Portsmouth

      Looking for a cheap last-minute deal or the best return flight from Glasgow to Portsmouth Airport? If you want to travel next month, return fares start from Rs480,459. Find the lowest prices on one-way and return tickets right here.

      Find the cheapest month to fly from Glasgow to Portsmouth

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

      Glasgow to Boston: Flight information

      The things to know before you go.
      Cheapest flight foundRs254,844
      Cheapest month to flyJuly

      Finding cheap flights from Glasgow to Portsmouth: Frequently asked questions

      The best price we found for a return flight from Glasgow to Portsmouth is Rs480,459. 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 Glasgow to Portsmouth. But we found flights with one stop from Rs480,459.
      As of July 2026, there are no flights flying from Glasgow to Portsmouth.
      The cheapest month to fly from Glasgow to Portsmouth is usually August.
      After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Glasgow to Portsmouth Airport on Sunday, 2 August 2026.
      No airlines currently offer direct flights between Glasgow and Portsmouth Airport. 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 Portsmouth 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 Boston is around 40 days in advance, so don’t leave your flight to the last minute.

      The cheapest airline that flies to Portsmouth is easyJet .

      Flying from Glasgow to Pease Air Force Base Airport (PSM): What you need to know

      • Glasgow is home to a couple of airports that set the stage for your next getaway. Explore your options for booking a flight from Glasgow to Pease Air Force Base Airport (PSM) taking off from Glasgow International Airport (GLA) or Glasgow Prestwick Airport (PIK).

      • Pease Air Force Base Airport is located in Portsmouth. The city runs on the UTC-4 timezone and is four hours behind Glasgow.

      • Your flight from Glasgow to PSM won't wait if you're late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

      • If you're travelling during a major holiday or other peak period, allow extra time. Arrive two hours before domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

      Airports in Glasgow

      Glasgow International Airport (GLA)

      • Located around 14 kilometres from central Glasgow, GLA can be reached in about 15 minutes by car, depending on traffic. The journey by public transport is roughly 35 minutes.

      • Have an early flight from Glasgow to Pease Air Force Base Airport? Avoid the hassle of rushing to the terminal (and enjoy a few extra z's) by choosing one of these stays near Glasgow International Airport:

      • 70.07% of flights that leave from Glasgow International Airport reach their destination on time.

      Glasgow Prestwick Airport (PIK)

      • You can arrive at PIK from central Glasgow in about 40 minutes by car (depending on traffic conditions). The ride on public transport will take roughly 55 minutes to travel the 48 kilometres or so.

      • Want to enjoy an extra night away before your Glasgow to PSM flight? Check in to a hotel near Glasgow Prestwick Airport before your break officially starts. These stays are calling your name:

      • Glasgow Prestwick Airport has an on-time performance of 76.7%. This figure reflects how often flights that take off from this airport land at their destination on time.

      About Pease Air Force Base Airport (PSM)

      Getting from Pease Air Force Base Airport (PSM) to central Portsmouth

      • Pease Air Force Base Airport is roughly 5 kilometres from central Portsmouth. The time it takes to get to the centre by cab or car hire will depend on the time of day. Do some research before your trip.

      • It takes roughly 25 minutes to get there using public transport.

      How to find the cheapest flights from Glasgow to Pease Air Force Base Airport (PSM)

      • The lowest price we've found for a one-way ticket from Glasgow to Pease Air Force Base Airport is Rs254,844. For a return flight on this route, the best price is Rs480,459. Depending on when you book and the availability, these fares may change.

      • To find cheap flights from Glasgow to PSM, book in advance. Airlines tend to offer lower fares when tickets are first released.

      • The 'Whole month' search tool shows you the cheapest Glasgow to Pease Air Force Base Airport tickets throughout the month. It's a good way to snap up a bargain if your trip dates are flexible.

      • You don't need to check back in every day to find out if fares have dropped when you set up a Price Alert. We'll notify you the moment there's a better deal on flight tickets from Glasgow to PSM.

      • Lock in a cheap flight from Glasgow to Pease Air Force Base Airport by using the search filters. Select your preferred times, airlines and number of stops, then sort the results by 'Cheapest' for the best deals.

      The best time to fly from Glasgow to Pease Air Force Base Airport (PSM)

      • February is the quietest month for flights from Glasgow to Pease Air Force Base Airport (PSM), while December is the busiest. Find the best time to go to Portsmouth based on whether you prefer a laid-back vibe or a lively atmosphere.

      • Book a Glasgow to PSM flight ticket departing in July if you're eager to explore the city during its warmest month. You can expect temperatures in Portsmouth to range from 15ºC to 28ºC.

      • January sees temperatures of between -10ºC and 4ºC. Look for cheap tickets from Glasgow to Pease Air Force Base Airport around that time if you'd rather travel in cooler conditions.

      More about Portsmouth

      Explore more of the United States

      • Worcester is just one of the many cities in the United States waiting to be discovered once you've seen the sights of Portsmouth. Around 121 kilometres away to the south-west, its best attractions include Worcester Art Museum, Redemption Rock Brewing and Union Station.

      • Providence is another sought-after destination in the United States and is around 145 kilometres south of Portsmouth. No journey is complete without a visit to WaterFire Providence, Museum of Natural History and Planetarium and WaterFire.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.