Cheap Flights from Portland to Dubuque
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Flights from Portland to Dubuque
Find cheap flights from Portland to Dubuque
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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PDX 14:1227h 28m1 stopsDBQ 19:40Portland - Dubuque | Thu, May 22 | United Airlines
DBQ 09:0015h 54m1 stopsPDX 22:54Dubuque - Portland | Sun, May 25 | Denver Air ConnectionUS$609 US$89532% OFF32% OFFUS$895 US$609 -
PDX 23:5913h 26m1 stopsDBQ 15:25Portland - Dubuque | Mon, Apr 21 | United Airlines
DBQ 15:5525h 20m1 stopsPDX 15:15Dubuque - Portland | Sun, Apr 27 | Denver Air ConnectionUS$699 US$89522% OFF22% OFFUS$895 US$699
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PDX 23:5913h 26m1 stopsDBQ 15:25Portland - Dubuque | Sat, Apr 26 | United Airlines
DBQ 15:558h 41m1 stopsPDX 22:36Dubuque - Portland | Wed, Apr 30 | Denver Air ConnectionUS$732 US$89518% OFF18% OFFUS$895 US$732
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PDX 23:5913h 26m1 stopsDBQ 15:25Portland - Dubuque | Wed, Apr 23 | United Airlines
DBQ 15:5528h 50m1 stopsPDX 18:45Dubuque - Portland | Sun, Apr 27 | Denver Air ConnectionUS$73718% OFFUS$895 US$737
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PDX 17:5123h 49m1 stopsDBQ 19:40Portland - Dubuque | Thu, May 22 | Alaska Airlines
DBQ 09:0011h 34m1 stopsPDX 18:34Dubuque - Portland | Sun, May 25 | Denver Air ConnectionUS$8149% OFFUS$895 US$814 -
PDX 07:0010h 40m1 stopsDBQ 19:40Portland - Dubuque | Sat, May 17 | Alaska Airlines
DBQ 09:0011h 45m1 stopsPDX 18:45Dubuque - Portland | Sun, May 18 | Denver Air ConnectionUS$8179% OFFUS$895 US$817
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PDX 07:0010h 40m1 stopsDBQ 19:40Portland - Dubuque | Sat, May 17 | Hawaiian Airlines
DBQ 09:008h 15m1 stopsPDX 15:15Dubuque - Portland | Sun, May 18 | Denver Air ConnectionUS$8179% OFFUS$895 US$817 -
PDX 07:006h 25m1 stopsDBQ 15:25Portland - Dubuque | Tue, Apr 22 | Alaska Airlines
DBQ 15:558h 41m1 stopsPDX 22:36Dubuque - Portland | Mon, Apr 28 | Denver Air ConnectionUS$8297% OFFUS$895 US$829
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PDX 07:006h 25m1 stopsDBQ 15:25Portland - Dubuque | Tue, Apr 22 | Hawaiian Airlines
DBQ 15:558h 41m1 stopsPDX 22:36Dubuque - Portland | Mon, Apr 28 | Denver Air ConnectionUS$8297% OFFUS$895 US$829
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PDX 14:1427h 26m1 stopsDBQ 19:40Portland - Dubuque | Thu, May 15 | United Airlines
DBQ 09:0015h 36m1 stopsPDX 22:36Dubuque - Portland | Sun, May 18 | Denver Air ConnectionUS$8327% OFFUS$895 US$832
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PDX 13:0017h 25m1 stopsDBQ Invalid DatePortland - Dubuque | Wed, Apr 23 | Normal Airline
DBQ 15:006hNonstopPDX 16:00Dubuque - Portland | Fri, Apr 25 | Normal AirlineFind More FlightsFind More Flights
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PDX 14:1227h 28m1 stopsDBQ 19:40Portland - Dubuque | Thu, May 22 | United AirlinesUS$295 US$34414% OFF14% OFFUS$344 US$295
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PDX 07:006h 25m1 stopsDBQ 15:25Portland - Dubuque | Sat, May 3 | United AirlinesUS$320 US$3447% OFF7% OFFUS$344 US$320
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PDX 13:0017h 25m1 stopsDBQ Invalid DatePortland - Dubuque | Wed, Apr 23 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Frequently Asked Questions
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When are flight tickets from Portland (PDX) to Dubuque (DBQ) the cheapest?
Airlines adjust prices for flights from Portland to Dubuque based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Portland (PDX) to Dubuque (DBQ) cost?
According to Trip.com's data, the lowest price is around $620.
How to find a cheap flight from Portland to Dubuque
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Portland to Dubuque. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Portland to Dubuque ticket.
Tap "Date" on flight search bar to scan through the calender for Portland to Dubuque airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Thu, May 22 at US$295 for one-way flights.
Compare cheap Portland to Dubuque flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Portland to Dubuque. The cheapest airline operating is United Airlines.
Set up a Price Alert
By setting up a Price Alert for your Portland to Dubuque route, you can easily track the price of your airline tickets from Portland to Dubuque without manually checking every day.
Don't miss cheap Portland to Dubuque flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from Portland to Dubuque to get exclusive deals for you.
Portland to Dubuque Flight Information
| Cheapest one-way flight price | $295 |
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| Off-season for travel | November |
| Peak season for travel | July |
| Flight distance | 2,558.13 km |
| Popular airline | Delta Air Lines |
Plan Your Trip Around Dubuque
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