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Cheap Flights from Portland (PDX) to Tamuning (GUM)

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      Travellers and cabin class, 1 Adult, Economy

      Compare Portland to Guam A.B. Won Pat flight deals

      Find the cheapest month or even day of the year to fly to Guam A.B. Won Pat

      Book the best Guam A.B. Won Pat fare with no extra fees

      Flight deals from Portland to Guam A.B. Won Pat

      Looking for a cheap last-minute deal or the best return flight from Portland Airport to Guam A.B. Won Pat Airport? If you want to travel next month, return fares start from $3,120. Find the lowest prices on one-way and return tickets right here.
      Tamuning.$2,622 per passenger.Departing Tue, 6 Oct, returning Tue, 20 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Tue, 6 Oct, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Tue, 20 Oct, arriving in Portland.Price includes taxes and charges.From $2,622, select.
      Tamuning.$2,623 per passenger.Departing Wed, 10 Feb, returning Wed, 17 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Wed, 10 Feb, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Wed, 17 Feb, arriving in Portland.Price includes taxes and charges.From $2,623, select.
      Tamuning.$2,625 per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Tue, 27 Oct, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Tue, 3 Nov, arriving in Portland.Price includes taxes and charges.From $2,625, select.
      Tamuning.$2,689 per passenger.Departing Thu, 24 Sep, returning Thu, 1 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Thu, 24 Sep, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Thu, 1 Oct, arriving in Portland.Price includes taxes and charges.From $2,689, select.
      Tamuning.$2,760 per passenger.Departing Mon, 11 Jan, returning Fri, 22 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Mon, 11 Jan, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Fri, 22 Jan, arriving in Portland.Price includes taxes and charges.From $2,760, select.
      Tamuning.$3,120 per passenger.Departing Thu, 10 Sep, returning Wed, 16 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Thu, 10 Sep, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Wed, 16 Sep, arriving in Portland.Price includes taxes and charges.From $3,120, select.
      Tamuning.$3,405 per passenger.Departing Sun, 13 Jun, returning Sat, 26 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Sun, 13 Jun, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Sat, 26 Jun, arriving in Portland.Price includes taxes and charges.From $3,405, select.
      Tamuning.$3,542 per passenger.Departing Tue, 29 Dec, returning Thu, 7 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Tue, 29 Dec, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Thu, 7 Jan, arriving in Portland.Price includes taxes and charges.From $3,542, select.
      Tamuning.$3,969 per passenger.Departing Thu, 13 Aug, returning Mon, 17 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Thu, 13 Aug, arriving in Guam A.B. Won Pat.Inbound indirect flight with Delta, departs from Guam A.B. Won Pat on Mon, 17 Aug, arriving in Portland.Price includes taxes and charges.From $3,969, select.

      Find the cheapest month to fly from Portland to Guam A.B. Won Pat

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Guam A.B. Won Pat flights are currently cheapest in October.
      Aug
      from $3,969
      Sep
      from $3,120
      Oct
      from $2,622
      Nov
      Find prices
      Dec
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      Jan
      from $2,760
      Feb
      from $2,623
      Mar
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      Apr
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      May
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      Jun
      from $3,405
      Jul
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      Portland to Guam A.B. Won Pat: Alternative routes

      Compare routes from Portland to Tamuning below. You may find an airport to fly into that's cheaper, faster, or easier than Guam A.B. Won Pat.

      Guam A.B. Won Pat

      3km from central Tamuning
      ClosestCheapest
      from $2,622
      Search flights

      Portland to Tamuning: Flight information

      The things to know before you go.
      Cheapest flight found$2,622
      Cheapest month to flyOctober

      Finding cheap flights from Portland to Guam A.B. Won Pat: Frequently asked questions

      The best price we found for a return flight from Portland to Guam A.B. Won Pat is $2,622. 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 Guam A.B. Won Pat. But we found flights with one or more stops from $2,625.
      As of August 2026, there are no flights flying from Portland to Guam A.B. Won Pat.
      The cheapest month to fly from Portland to Guam A.B. Won Pat is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Guam A.B. Won Pat Airport on Tuesday, 6 October 2026.
      No airlines currently offer direct flights between Portland Airport and Guam A.B. Won Pat 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 Guam A.B. Won Pat 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 Tamuning is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Delta offers the cheapest flight tickets to Guam A.B. Won Pat.

      Flying from Portland Airport (PDX) to Guam A.B. Won Pat Airport (GUM): what you need to know

      • Your PDX to GUM flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

      • Planning to travel during a peak time like school or public holidays? Expect longer lines at check-in and security. To play it safe, arrive up to four hours before international flights and two hours before domestic departures.

      • Enjoy a quick visit to another city or simply break up your journey with a stopover. Just deselect 'Direct flights only' to see your options when searching for tickets from Portland Airport to Guam A.B. Won Pat Airport. Many travellers pass through Honolulu International Airport on this route.

      How to find the cheapest flights from Portland Airport (PDX) to Guam A.B. Won Pat Airport (GUM)

      • At the moment, $1,571 is the lowest price we've seen for a one-way Portland Airport to Guam A.B. Won Pat Airport flight. The best price for a return ticket is $2,625. Keep in mind that fares may change due to availability when booking.

      • It's usually best to book in advance if you want to get cheap tickets from PDX to GUM. That's because flight prices are based on demand, which tends to rise closer to departure.

      • The 'Whole month' search function shows you the cheapest flights from Portland Airport to Guam A.B. Won Pat Airport throughout the month. It's an easy way to find a bargain if your trip dates are flexible.

      • Cut down on the time spent looking for cheap flights from PDX to GUM by creating a Price Alert. You'll get an email or push notification on the app when a lower fare pops up.

      • Tailor your flights using filters. Choose your preferred departure and arrival times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Portland Airport to Guam A.B. Won Pat Airport.

      Handy information about Portland Airport (PDX)

      • PDX is located at 7000 NE Airport Way.

      • Portland Airport gets high marks for on-time performance. 83% of flights that depart PDX arrive at their destination on time.

      • Portland Airport is about 19 kilometres from central Portland. If you're ride-sharing, catching a taxi or driving from the centre, it'll take 20 minutes or so to arrive, depending on the traffic.

      • The journey when using public transport will take about 40 minutes.

      • Catching an early flight from Portland Airport to Guam A.B. Won Pat Airport? Avoid the last-minute rush to the airport (and get some extra shut-eye) by choosing one of these stays close to PDX:

      Arriving at Guam A.B. Won Pat Airport (GUM)

      When to fly to Guam A.B. Won Pat Airport (GUM)

      • It's time to plan your trip dates for your flight from Portland Airport to Guam A.B. Won Pat Airport. August is the busiest month to head to Tamuning. If you prefer a more laid-back vibe, go in March.

      • The warmest month in Tamuning is June, with temperatures ranging between 26ºC (79ºF) and 29ºC (84ºF). Lock in your flights from Portland Airport to Guam A.B. Won Pat Airport in this month if this is the kind of weather you like.

      • February has average temperatures of between 24ºC (75ºF) and 28ºC (82ºF). Search for cheap tickets from PDX to GUM sometime around then if you want to travel in cooler conditions.

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      Plan the rest of your trip from Portland to Tamuning

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