Cheap Flight Tickets from Knoxville (TYS) to Washington (IAD), Starting at $161

Good to Know: Cheapest and Fastest TYS - IAD Flights

Useful information for finding best airline tickets from McGhee Tyson to Washington Dulles International on your next trip.

Cheapest Round Trip Flight

$161

WN Southwest Airlines • 1 stop • 7h 15m

Nov 17 – Nov 21

The cheapest round trip flight from Knoxville to Washington (TYS-IAD-TYS) is currently $161

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Cheapest Direct Flight

$172

WN Southwest Airlines • nonstop • 2h 15m

Nov 17

The cheapest nonstop flight from Knoxville to Washington (TYS-IAD) is currently $172

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Fastest Flight

2h 15m

The fastest nonstop flight from Knoxville to Washington (TYS-IAD) takes 2h 15m

Top Airlines Flying from Knoxville to Washington

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Knoxville (TYS) to Washington (IAD)

Compare and book low fare round-trip air tickets from Knoxville to Washington. Ideal for travelers with confirmed return itineraries.

Nov 17 - Nov 21, Economy
WN
Knoxville → Washington
7h 15m
5:15 PM - 9:50 PM • 1 stop
WN
Knoxville → Washington
2h 25m
7:55 PM - 9:40 PM • nonstop
$161
Southwest Airlines
Nov 17 - Nov 21, Economy
WN
Knoxville → Washington
2h 15m
7:55 AM - 9:30 AM • nonstop
WN
Knoxville → Washington
2h 25m
7:55 PM - 9:40 PM • nonstop
$172
Southwest Airlines
Nov 17 - Nov 21, Economy
WN
Knoxville → Washington
7h 15m
5:15 PM - 9:50 PM • 1 stop
WN
Knoxville → Washington
15h 5m
1:40 PM - 10:45 PM • 1 stop
$225
Southwest Airlines
Nov 17 - Nov 21, Economy
WN
Knoxville → Washington
2h 15m
7:55 AM - 9:30 AM • nonstop
WN
Knoxville → Washington
15h 5m
1:40 PM - 10:45 PM • 1 stop
$236
Southwest Airlines
Nov 17 - Nov 21, Economy
AA
Knoxville → Washington
7h 20m
12:20 PM - 5:00 PM • 1 stop
AA
Knoxville → Washington
2h 38m
3:59 PM - 5:57 PM • nonstop
$404
American Airlines
Nov 17 - Nov 21, Economy
AA
Knoxville → Washington
9h 10m
5:19 PM - 11:09 PM • 1 stop
AA
Knoxville → Washington
2h 38m
3:59 PM - 5:57 PM • nonstop
$404
American Airlines

Fly from Knoxville to Washington with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Knoxville to Washington? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Knoxville to Washington Flights

What are the airports in Knoxville?
TYS
What’s the most popular airline flying from TYS to IAD?
The most popular airline flying from Knoxville to Washington are
Can I fly from TYS to IAD non-stop?
Yes, you can fly TYS to IAD non-stop on
Which airlines fly nonstop between Knoxville and Washington?
The non-stop flights between Knoxville and Washington are .
What’s the earliest departure time from TYS to IAD Airport?
The earliest flight leaves TYS at 6:48 am and lands in IAD - Washington Dulles International
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my Knoxville to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from TYS to IAD?
Read the fare rules of the Knoxville to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Knoxville and Washington?
operate flights between Knoxville and Washington
How long does a flight from Knoxville to Washington take?
It takes approximately 1 hour to fly non-stop from TYS to IAD, which is 419.56 miles by air.
Which airlines provide the cheapest flights from Knoxville (TYS) to Washington (IAD) ?
In the past couple of days, the cheapest tickets to IAD from TYS were found on WN : USD 172
Do I need a passport to fly between TYS and IAD?
No
What’s the latest departure time from TYS to IAD ?
The last flight leaves TYS at 6:10 pm

Knoxville (TYS) to Washington (IAD): Airport Information

Origin Airport McGhee Tyson , Knoxville, US
Destination Airport Washington Dulles International , Washington, US
Distance 420 miles

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