The cheapest times to fly from IAD to YXT are

  • January 8th to March 4th
  • March 26th to April 29th (except the weeks of April 2nd and April 16th)
  • August 27th to December 9th

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 IAD to YXT is late September. Prices can be as high as $1160 for Sunday flights during mid December, or as low as $517 for Tuesday flights around late September.


When to Fly to Terrace

Flying from Washington, DC (IAD) to Terrace (YXT) will usually cost between $597 to $976 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $612. Due to high demand the most expensive time to fly is mid December, with an average price of $987. Planning your trip to low-cost times can easily save you $374 on economy flights and even more on first-class flights. Generally, any price below $786 can be considered a good price for a round-trip IAD to YXT flight.

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

IAD to YXT Flight Prices

Compared to other flights, the IAD to YXT flight is cheaper than the average and costs less than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.19, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to YXT, and Wednesday the cheapest day to fly back into IAD. 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 $171 (20%) 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 $701. Return trip prices are from the YXT to IAD 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 IAD to YXT can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 5 hour 37 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 IAD to YXT while comparing.

Destination alternative #1: Ketchikan International Airport (KTN) in Ketchikan, AK

  • 139 miles (224 km) away from YXT
  • Usually 8.98% less expensive than YXT
  • 1-layover flights available

See IAD to KTN flights


Flight Hacking IAD to YXT

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from IAD to YXT — but Champion Traveler does!

Hack #1: Los Angeles, CA (IAD > LAX > YXT)

  • Price for both tickets: $748
  • Average savings: $38 (4.77%)

See IAD to LAX flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 6 major airlines flying this route most often: Air Canada, Alaska, Delta, Qantas, United, WestJet, and potentially more during busy seasons.

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

The distance between the two airports is roughly 2578 miles or 4149 kilometers.

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

The real-world flight time for a nonstop IAD to YXT flight is about 5 hour 37 minutes.

How many flights go between Washington, DC and Terrace?

It depends on the day of the week and the date, but a typical day might have around 17 available flights from IAD to YXT.


Airport Location Info


Departing Airport

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

Return Airport

Destination codeYXT
Destination airport nameTerrace Airport


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.