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Amazing United DEN to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $117 round trip and $59 one way. Prices and availability subject to change. Additional terms may apply.

IAD From DEN Economy Coach Packages on Similar Airlines


Carrier Flight Depart DEN Arrive IAD Thu
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UA 1840 08:06 am 01:14 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 2087 10:00 am 03:07 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 228 11:20 am 04:27 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 461 02:30 pm 07:37 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 217 05:45 pm 10:55 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)

FAQs about United Airlines Flights from DEN to IAD

What terminal is United Airlines at Denver Airport?

If you're flying between Denver, CO (DEN-Denver Intl.) and Washington, DC (IAD-Washington Dulles Intl.) with United Airlines, you're likely to be leaving from the main terminal. Your airline should be able to tell you exactly which terminal you'll be hopping off the plane at.

Are there United Airlines non-stop flights from DEN to IAD?

If you need to get from Denver, CO (DEN-Denver Intl.) to Washington, DC (IAD-Washington Dulles Intl.) and want to fly nonstop, United Airlines has your back. Choose your favorite seat now and you'll be arriving at the other end in no time at all.

How long is an United Airlines flight from DEN to IAD?

Lose yourself in a movie or two, listen to music through your headphones or just recline your seat and forget your worries. You'll need to find a way to entertain yourself during the 4 hours and 6 minutes that it takes to go from Denver, CO (DEN-Denver Intl.) to Washington, DC (IAD-Washington Dulles Intl.) with United Airlines.

What type of aircraft does United Airlines fly from DEN to IAD?

United Airlines usually uses either the Boeing 737-900 or the Boeing 737-800 on the route between Denver, CO (DEN-Denver Intl.) and Washington, DC (IAD-Washington Dulles Intl.).

How many direct and indirect flights does United Airlines fly from DEN to IAD?

You'll enjoy lots of choice if you're thinking about flying with United Airlines from DEN to IAD. It's currently operating approximately 5 flights per day.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Washington, DC (IAD-Washington Dulles Intl.), please visit our Customer Service Portal.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.