Cheap flights from Knoxville to Dulles Intl (TYS - IAD)

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How to find the cheapest flight from
Knoxville (TYS) to Dulles Intl (IAD)

All the information you need to plan the best TYS to IAD flight in 2021: compare Knoxville to Dulles Intl flight prices with the expected peak season, weather and rainfall in Dulles Intl.
TYS - IAD
Price
$189 - $360
IAD
Temperature
35.6 - 80.6 °F
IAD
Precipitation
2.6 - 4 inches

Popular in

October

High demand for flights, 29% potential price rise

Cheapest in

April

Best time to find cheap flights, 26% potential price drop

Average price

$275

Average for round-trip flights in December 2021

Round-trip from

$189

From Knoxville McGhee Tyson to Washington Dulles Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Knoxville to Washington Dulles Intl Airport?

To save up to 24% on this flight, we recommend booking at least 38 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Knoxville to Washington Dulles Intl Airport from $285 1-2 weeks out and tickets from $329 for flights departing within the next 72 hours.

What is the cheapest month to fly from Knoxville to Washington Dulles Intl Airport?

The best pricing can be found in the month of July. Prices to Washington Dulles Intl Airport from Knoxville average $244. You can even find prices in July for less than $244, as users have found deals to Washington Dulles Intl Airport from as low as $106. The month of November appears to be one of the more expensive times to travel to Washington Dulles Intl Airport from Knoxville. Flying in the targeted month can save you up to 21%.

When is the cheapest time to fly from Knoxville to Washington Dulles Intl Airport (TYS - IAD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Washington Dulles Intl Airport as you normally would.

Cheap flights from Knoxville to Dulles Intl in December, January 2022

The best prices found for TYS to IAD flights for December, January
12 Dec - 12 Dec
$201pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
12 Dec - 12 Dec
$205pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
4 Dec - 4 Dec
$218pp
TYS
Knoxville McGhee Tyson
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson

Knoxville McGhee Tyson to Dulles Intl 2022 flight deals

Cheap flights to Dulles Intl from Knoxville found for this year
12 Dec - 12 Dec
$201pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
12 Dec - 12 Dec
$205pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
4 Dec - 4 Dec
$218pp
TYS
Knoxville McGhee Tyson
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson

Non-stop flights to Dulles Intl from Knoxville

Save time with Knoxville to Dulles Intl direct flight deals
16 Dec - 5 Jan
$233pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
14 Jan - 17 Jan
$240pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
7 Jan - 9 Jan
$247pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson

Last minute flights from Knoxville to Dulles Intl

Late deals on round-trip flights to Dulles Intl from Knoxville, departing today and this week
9 Dec - 9 Dec
$237pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
10 Dec - 12 Dec
$293pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
10 Dec - 12 Dec
$308pp
TYS
Knoxville McGhee Tyson
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson

One-way flights to Dulles Intl from Knoxville

The cheapest one-way flights from Knoxville to Dulles Intl
11:00 am - 4:53 am
Delta
1 Stop
17h 53m
TYS - IAD
Delta
$192
Delta
1:53 am - 5:17 am
American Airlines
1 Stop
3h 24m
TYS - IAD
American Airlines
6:44 am - 2:20 am
Multiple Airlines
3 Stops
43h 36m
TYS - IAD
Multiple Airlines
$210
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Knoxville</span> to <span class="emphasized">Dulles Intl</span> flights.

Flight FAQs

From Knoxville to Dulles Intl

What airport do you fly from for flights from Knoxville to Washington Dulles Intl?

If you book a flight to Washington Dulles Intl from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 9 flights from McGhee Tyson to Washington Dulles Intl per day from 3 different airlines.

Which airlines flying from Knoxville McGhee Tyson to Washington Dulles Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from Knoxville McGhee Tyson to Washington Dulles Intl have new flexible policies in place due to COVID-19. United Airlines, American Airlines, and Major Airline are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from Knoxville to Washington Dulles Intl Airport for under $300 on Cheapflights?

Yes, there are multiple flights from Knoxville to Washington Dulles Intl Airport for under $300. The cheapest flight booked recently is on United Airlines for just $201, but on average you can expect to pay $249.

Are there nonstop flights from Knoxville to Washington Dulles Intl Airport for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Knoxville to Washington Dulles Intl Airport under $300. A good price for a nonstop flight from Knoxville to Washington Dulles Intl Airport is less than $305.

Are there last-minute flights available from Knoxville to Washington Dulles Intl Airport for under $300?

There are currently 20+ open flights from Knoxville to Washington Dulles Intl Airport within the next 7 days for less than $300.

What days are nonstop flights available from Knoxville to Washington Dulles Intl Airport?

Nonstop flights can be found on the following days: Monday, Wednesday.

How many flights depart from Knoxville to Washington Dulles Intl Airport on average per day?

On average, you can expect to see 6 flights from Knoxville to Washington Dulles Intl Airport a day.
Early Morning (Midnight to 6am) - 33% of flight departures
Morning (6am - Noon) - 67% of flight departures

How long is the flight from Knoxville to Washington Dulles Intl Airport?

Airlines like United Airlines, American Airlines, and Delta fly from Knoxville to Washington Dulles Intl Airport in about 1h 43m. The time it takes to get you to your destination can typically vary by up to 1h 53m. There are 421 mi between Knoxville and Washington Dulles Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Knoxville to Washington Dulles Intl Airport round-trip?

Currently priced at $201, United Airlines will fly you from Knoxville to Washington Dulles Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Delta - these airlines can fly you to your destination from $248 and $251, respectively. You may be able to fly from Knoxville to Washington Dulles Intl Airport for 21% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Knoxville to Washington Dulles Intl Airport one-way?

One-way options have recently been found by users for as low as $163 on United Airlines. Other airlines that offer cheap prices include Delta from $192 and American Airlines from $202 one-way.

What are the most popular airlines that fly from Knoxville to Washington Dulles Intl Airport?

The most popular airlines flying from Knoxville to Washington Dulles Intl Airport are Major Airline, American Airlines and Delta. Something to consider prior to booking your flight.

What are the cheapest flights from Knoxville to Washington Dulles Intl Airport?

Looking at all options, your cheapest flight can be booked for $61. While the most popular route (Knoxville McGhee Tyson - Washington Dulles Intl) can be booked for $233 on average our data indicates $191 when flying from Knoxville to Washington Dulles Intl Airport.

What are the most reliable airlines from Knoxville to Washington Dulles Intl Airport?

The top 3 most reliable airlines when flying from Knoxville to Washington Dulles Intl Airport are CommutAir (81%), Ethiopian Air (81%) and Air Canada (81%).

Related searches

Flights to Dulles Intl from Knoxville (TYS)
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Rent a Car

Car Rentals at Dulles Intl

COVID Restrictions

View COVID Travel Restrictions for Dulles Intl (IAD)

Do I need a COVID test to fly to Dulles Intl from Knoxville?

Information is based on travel restrictions for travel to Washington Dulles Intl within the United States

Most visitors from Knoxville McGhee Tyson need to provide a negative COVID-19 test result and/or quarantine to enter Washington Dulles Intl.

COVID-19 testing requirements
Visitors from Knoxville McGhee Tyson must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from Knoxville McGhee Tyson are not required to quarantine after entering Washington Dulles Intl.

Do I need a test to fly back to Knoxville from Dulles Intl?

Returning to Knoxville McGhee Tyson from Washington Dulles Intl

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Knoxville McGhee Tyson.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering Knoxville McGhee Tyson.

Hide COVID Travel Restrictions for Dulles Intl (IAD)

Alternative routes for Knoxville to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Dulles Intl

Things to know before you go - useful duration and weather info for your trip from Knoxville to Dulles Intl.
Flight duration from TYS to Washington Dulles Intl
1h 42m
Average temperature for December in Dulles Intl
48.2 °F
Avg rainfall for December in Dulles Intl
3.2 ″

Airports servicing Knoxville

Airports servicing Washington

Hourly flight availability from Knoxville to Dulles Intl

See what time of day planes typically take off from Knoxville towards Dulles Intl.
Early morning Midnight to 6 AM 46% of TYS to IAD departures
Morning 6 AM to noon 27% of TYS to IAD departures
Afternoon Noon to 6 PM 27% of TYS to IAD departures
Evening 6 PM to midnight 0% of TYS to IAD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Knoxville to Dulles Intl
See how many times per day planes take to the skies headed from Knoxville to Dulles Intl.
Sunday
6 daily flights
Monday
11 daily flights
Tuesday
11 daily flights
Wednesday
11 daily flights
Thursday
10 daily flights
Friday
11 daily flights
Saturday
6 daily flights
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