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Find The Best Dates To Fly from McGhee Tyson to Washington Dulles Intl.

Amazing TYS to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $188 round trip and $192 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for TYS to IAD

CarrierFlightDepart TYSArrive IADFri
UA436910:12 am11:50 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA484802:15 pm03:53 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Frequently asked questions

Can I catch a flight from TYS to IAD right now?
Make sure you visit the Covid-19 Travel Advisor to discover if there are any present travel advice reports or quarantine requirements in place in Dulles Intl. Airport when flying from Knoxville Airport.
Are there direct flights from McGhee Tyson Airport (TYS) to Dulles Intl. Airport?
The only thing separating you and your next amazing adventure is just one flight. United Airlines is the only airline that sells direct tickets from McGhee Tyson Airport (TYS) to Dulles Intl. Airport, so it’s a good idea to book well ahead of your departure.
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 IAD, please visit our Customer Service Portal.
How long is the flight from Knoxville Airport to Dulles Intl. Airport?
Flights between McGhee Tyson Airport (TYS) and Dulles Intl. Airport take about 4 hours and 18 minutes all up. Make the most of your time in the air by reading, snoozing away, watching a movie or doing all three.
What is the flight distance from McGhee Tyson Airport (TYS) to Washington Dulles Intl. Airport (IAD)?
The flight distance from Knoxville Airport to Washington Dulles Intl. Airport (IAD) is a short 420 mi. You’ll be walking off the plane in the blink of an eye.
What airlines fly from Knoxville Airport to Washington Dulles Intl. Airport (IAD)?
Finally decided on the dates for your trip? Looking to fly nonstop from Louisville to Sterling? With United Airlines offering up to 73 flights every month, you’ll be airborne before you know it.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with United Airlines, Delta or American Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that 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 2021, flights departing on a Monday 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 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.


Traveling From McGhee Tyson
Traveling To Washington Dulles Intl.
Shortest Flight Time 1 hours 37 mins
Earliest Departure Time 10:08AM EST
Latest Departure Time 10:08AM EST
Lowest Flight Price $188

Route Info

Flight path for flights from McGhee Tyson Airport to Washington Dulles International Airport.

421.00 miles

Airline carriers and aircraft used on flights from TYS to IAD

Airline Carrier
United Airlines
Airbus A330-200
United Airlines
Boeing 777-200 pax
United Airlines
Boeing 777-300ER
*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.