The cheapest times to fly from DBQ to IAD are

  • July 9th to July 29th
  • October 15th to March 4th (except the weeks of November 19th, December 10th, and December 24th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DBQ to IAD is early December. Prices can be as high as $1165 for Sunday flights during mid March, or as low as $335 for Tuesday flights around early December.


When to Fly to Washington

Flying from Dubuque, IA (DBQ) to Washington, DC (IAD) will usually cost between $335 to $786 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $344. Due to high demand the most expensive time to fly is mid March, with an average price of $823. Planning your trip to low-cost times can easily save you $480 on economy flights and even more on first-class flights. Generally, any price below $455 can be considered a good price for a round-trip DBQ to IAD flight.

See below for a graph of average weekly prices for the DBQ to IAD route. All prices are for round-trip tickets in USD.

DBQ to IAD Flight Prices

Compared to other flights, the DBQ to IAD flight is much cheaper than the average and costs less than the average flight leaving from Dubuque. The average price per mile (for a direct flight) is $0.39, which is a bit above average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $205 (34%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $391. Return trip prices are from the IAD to DBQ flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DBQ to IAD can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 18 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from DBQ to IAD while comparing.

Destination alternative #1: Harrisburg International Airport (MDT) in Harrisburg, PA

  • 94 miles (151 km) away from IAD
  • Usually 27.69% less expensive than IAD
  • 1-layover flights available

See DBQ to MDT flights

Destination alternative #2: Baltimore/Washington International Thurgood Marshall Airport (BWI) in Baltimore, MD

  • 45 miles (72 km) away from IAD
  • Usually 27.58% less expensive than IAD
  • 1-layover flights available

See DBQ to BWI flights

Destination alternative #3: Richmond International Airport (RIC) in Richmond, VA

  • 100 miles (161 km) away from IAD
  • Usually 26.81% less expensive than IAD
  • 1-layover flights available

See DBQ to RIC flights

Destination alternative #4: Ronald Reagan Washington National Airport (DCA) in Washington, DC

  • 24 miles (39 km) away from IAD
  • Usually 26.26% less expensive than IAD
  • 1-layover flights available

See DBQ to DCA flights

Destination alternative #5: Philadelphia International Airport (PHL) in Philadelphia, PA

  • 135 miles (217 km) away from IAD
  • Usually 26.26% less expensive than IAD
  • 1-layover flights available

See DBQ to PHL flights

Destination alternative #6: Newport News/Williamsburg International Airport (PHF) in Newport News/Williamsburg, VA

  • 136 miles (219 km) away from IAD
  • Usually 12.75% less expensive than IAD
  • 2-layover flights available

See DBQ to PHF flights


Flight Questions Answered

Still have questions about flying from DBQ to IAD? We’ve got answers.

Which airlines fly this route?

You can find 1 major airline flying this route most often: American, and potentially more during busy seasons.

How far away is it from Washington Dulles International Airport to Dubuque Regional Airport?

The distance between the two airports is roughly 733 miles or 1180 kilometers.

How long does it take to fly from DBQ to IAD?

The real-world flight time for a nonstop DBQ to IAD flight is about 2 hour 18 minutes.

How many flights go between Dubuque, IA and Washington, DC?

It depends on the day of the week and the date, but a typical day might have around 25 available flights from DBQ to IAD.


Airport Location Info


Departing Airport

Origination codeDBQ
Origination airport nameDubuque Regional Airport
CityDubuque, IA
Countrythe United States

Return Airport

Destination codeIAD
Destination airport nameWashington Dulles International Airport
CityWashington, DC
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.