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Cheap Flights from Des Moines (DSM) to Portland (PDX)

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      Travellers and cabin class, 1 Adult, Economy
      Allegiant Air

      Compare Des Moines to Portland flight deals

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

      Book the best Portland fare with no extra fees

      Flight deals from Des Moines to Portland

      Looking for a cheap last-minute deal or the best return flight from Des Moines Airport to Portland Airport? If you want to travel next month, return fares start from $414. Find the lowest prices on one-way and return tickets right here.
      Portland.$414 per passenger.Departing Tue, 22 Sep, returning Wed, 23 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Des Moines on Tue, 22 Sep, arriving in Portland.Inbound indirect flight with Delta, departs from Portland on Wed, 23 Sep, arriving in Des Moines.Price includes taxes and charges.From $414, select.
      Portland.$414 per passenger.Departing Sat, 26 Sep, returning Sat, 3 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Des Moines on Sat, 26 Sep, arriving in Portland.Inbound indirect flight with Delta, departs from Portland on Sat, 3 Oct, arriving in Des Moines.Price includes taxes and charges.From $414, select.
      Portland.$414 per passenger.Departing Sat, 31 Oct, returning Sat, 14 Nov.Return flight with United.Outbound indirect flight with United, departs from Des Moines on Sat, 31 Oct, arriving in Portland.Inbound indirect flight with United, departs from Portland on Sat, 14 Nov, arriving in Des Moines.Price includes taxes and charges.From $414, select.
      Portland.$414 per passenger.Departing Wed, 14 Oct, returning Wed, 21 Oct.Return flight with United.Outbound indirect flight with United, departs from Des Moines on Wed, 14 Oct, arriving in Portland.Inbound indirect flight with United, departs from Portland on Wed, 21 Oct, arriving in Des Moines.Price includes taxes and charges.From $414, select.
      Portland.$414 per passenger.Departing Mon, 2 Nov, returning Mon, 16 Nov.Return flight with United.Outbound indirect flight with United, departs from Des Moines on Mon, 2 Nov, arriving in Portland.Inbound indirect flight with United, departs from Portland on Mon, 16 Nov, arriving in Des Moines.Price includes taxes and charges.From $414, select.
      Portland.$531 per passenger.Departing Thu, 17 Dec, returning Mon, 21 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Des Moines on Thu, 17 Dec, arriving in Portland.Inbound indirect flight with Southwest Airlines, departs from Portland on Mon, 21 Dec, arriving in Des Moines.Price includes taxes and charges.From $531, select.
      Portland.$620 per passenger.Departing Sun, 24 Jan, returning Fri, 5 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Des Moines on Sun, 24 Jan, arriving in Portland.Inbound indirect flight with Delta, departs from Portland on Fri, 5 Feb, arriving in Des Moines.Price includes taxes and charges.From $620, select.
      Portland.$632 per passenger.Departing Fri, 28 Aug, returning Mon, 31 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Des Moines on Fri, 28 Aug, arriving in Portland.Inbound indirect flight with Southwest Airlines, departs from Portland on Mon, 31 Aug, arriving in Des Moines.Price includes taxes and charges.From $632, select.
      Portland.$804 per passenger.Departing Sun, 30 Aug, returning Mon, 7 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Des Moines on Sun, 30 Aug, arriving in Portland.Inbound indirect flight with Southwest Airlines, departs from Portland on Mon, 7 Sep, arriving in Des Moines.Price includes taxes and charges.From $804, select.

      Find the cheapest month to fly from Des Moines to Portland

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Des Moines to Portland flights are currently cheapest in September.
      Aug
      from $632
      Sep
      from $414
      Oct
      from $414
      Nov
      from $414
      Dec
      from $531
      Jan
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      Feb
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      Mar
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      Apr
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      May
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      Jun
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      Jul
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      Direct flights from Des Moines to Portland

      Allegiant Air

      Des Moines to Portland: Alternative routes

      Compare routes from Des Moines to Portland below. You may find an airport to fly into that's cheaper, faster, or easier than Portland.

      Portland

      10km from central Portland
      ClosestCheapest
      from $414
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      Des Moines to Portland: Flight information

      The things to know before you go.
      Cheapest flight found$414
      Cheapest month to flySeptember
      Average flight time3 hrs, 44 mins
      Most popular airlineAllegiant Air
      Average flights per week2

      Finding cheap flights from Des Moines to Portland: Frequently asked questions

      The best price we found for a return flight from Des Moines to Portland is $414. 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.
      3 hours and 44 minutes is the average flight time from Des Moines to Portland.
      Allegiant Air flies direct from Des Moines to Portland.
      As of August 2026, there are 2 flights per week flying from Des Moines to Portland.
      The cheapest month to fly from Des Moines to Portland is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Des Moines Airport to Portland Airport on Tuesday, 22 September 2026.
      Yes – the average flight time is 3 hours and 44 minutes.
      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 Portland 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 Portland is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Delta offers the cheapest flight tickets to Portland.

      Flying from Des Moines Airport (DSM) to Portland Airport (PDX): what you need to know

      • The average length of a direct flight from Des Moines Airport to Portland Airport is 3 hours 40 minutes.

      • Portland is two hours behind Des Moines and is in the UTC-8 timezone.

      • To ensure you get on your DSM to PDX flight, leave enough time to check in and drop off your luggage. Turning up two hours ahead of international departures and an hour before domestic flights is the general travel rule.

      • During popular months such as August, you'll want to get to the airport earlier. Plan to arrive two hours before domestic departures and four hours ahead for international flights when you fly during a peak period in general.

      • Allegiant Air is your gateway to discovering Portland (and perhaps some other exciting parts of the United States!). Check out the direct flights from Des Moines Airport to Portland Airport offered by this airline.

      • The airline with the highest booking volume on this route is Allegiant Air.

      • Allegiant Air is the most punctual carrier operating DSM to PDX flights.

      • Consider adding a stopover when booking your ticket from Des Moines Airport to Portland Airport. Just uncheck 'Direct flights only' to break up your journey, or perhaps explore a new destination along the way. Check out these options between DSM and PDX:

        • Denver International Airport

        • Minneapolis St Paul Airport

        • Harry Reid International Airport

      How to find the cheapest flights from Des Moines Airport (DSM) to Portland Airport (PDX)

      • The cheapest price we've seen for a one-way Des Moines Airport to Portland Airport flight is $178. A round-trip fare is currently $414. Depending on the availability when you book, these fares can change.

      • Score cheap tickets from DSM to PDX by booking at least four months ahead. According to our research, that's the sweet spot for finding a bargain.

      • September is the cheapest month for flights from Des Moines Airport to Portland Airport. If you're looking to fly at a different time of year, the 'Whole month' tool will show you the lowest prices across every month.

      • Save time searching for cheap flights from DSM to PDX by creating a Price Alert. You'll get an email or notification through the app when a special offer becomes available.

      • Select your preferred arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Des Moines Airport to Portland Airport.

      Handy information about Des Moines Airport (DSM)

      • DSM's address is 5800 Fleur Drive, Suite 201.

      • Of the departures from Des Moines Airport, 77% arrive as scheduled at their destination.

      • Des Moines Airport is around 11 kilometres from central Des Moines. If you're ride-sharing, catching a taxi or driving from the centre, it'll take 15 minutes or so to arrive, depending on the traffic.

      • You can expect a trip time of roughly 30 minutes on public transport.

      • Taking an early flight from Des Moines Airport to Portland Airport? Avoid the last-minute rush to the airport (and sneak in some extra snooze time) by picking one of these hotels close to DSM:

      Arriving at Portland Airport (PDX)

      Getting from Portland Airport (PDX) to central Portland

      • The street address for PDX is 7000 NE Airport Way.

      • Portland Airport to the centre of Portland has a drive time of around 20 minutes. It's approximately 19 kilometres away.

      • When travelling on public transport, expect a journey of roughly 40 minutes.

      When to fly to Portland Airport (PDX)

      • July is the most popular month for flights from Des Moines Airport to Portland Airport. To steer clear of the crowds, travel to Portland in March.

      • The warmest month in Portland is August, with temperatures ranging between 12ºC (54ºF) and 31ºC (88ºF). Lock in your flights from Des Moines Airport to Portland Airport in this month if this is the type of weather you like.

      • Search for cheap tickets from DSM to PDX in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between -2ºC (28ºF) and 10ºC (50ºF) on average.

      Explore more of the United States

      • Seattle is just one of the many places in the United States waiting to be explored once you've seen Portland. Around 241 kilometres away to the north, its best attractions include Space Needle, Pike Place Market and Seattle Skyline.

      • If you're ready to explore another well-known destination in the United States, consider Spokane, about 467 kilometres north-east of Portland. Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes are among its highlights.

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