Cheap Flights from PIA to IAD: When to Fly from Peoria to Washington

The cheapest times to fly from PIA to IAD are

• January 1st to March 4th
• April 16th to April 29th
• August 6th to November 18th (except the week of October 8th)
• early December

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 PIA to IAD is early to mid September. Prices can be as high as $810 for Sunday flights during early to mid May, or as low as $265 for Tuesday flights around early to mid September.

When to Fly to Washington

Flying from Peoria, IL (PIA) to Washington, DC (IAD) will usually cost between $267 to $511 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid September with an average ticket price of $306. Due to high demand the most expensive time to fly is early to mid May, with an average price of $496. Planning your trip to low-cost times can easily save you $190 on economy flights and even more on first-class flights. Generally, any price below $338 can be considered a good price for a round-trip PIA to IAD flight.

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

Compared to other flights, the PIA to IAD flight is much cheaper than the average and costs much less than the average flight leaving from Peoria. The average price per mile (for a direct flight) is $0.32, which is in the normal range for a flight.

Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to IAD, and Wednesday the cheapest day to fly back into PIA. 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 $123 (30%) 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 $293. Return trip prices are from the IAD to PIA flight, and often highlight the quality of our data in showing the same trend.

Nonstop Flights and Layovers

Travelers looking to fly from PIA to IAD can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 10 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 PIA to IAD while comparing.

Flight Questions Answered

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

Which airlines fly this route?

You can find 3 major airlines flying this route most often: American, Delta, United, and potentially more during busy seasons.

How far away is it from Washington Dulles International Airport to General Downing – Peoria International Airport?

The distance between the two airports is roughly 659 miles or 1061 kilometers.

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

The real-world flight time for a nonstop PIA to IAD flight is about 2 hour 10 minutes.

How many flights go between Peoria, IL and Washington, DC?

It depends on the day of the week and the date, but a typical day might have around 44 available flights from PIA to IAD.

Airport Location Info

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.