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

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The best prices from Knoxville to Washington Dulles Intl are usually found in September or November, booked 29 days in advance, depart on a Saturday or Thursday and return on a Thursday

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

TYS - IAD
Price
$265 - $427
IAD
Temperature
46.4 - 87.8 °F
IAD
Rainfall
2.5 - 4.4 inches
Popular in February High demand for flights, 29% potential price rise
Cheapest in September Best time to find cheap flights, 13% potential price drop
Average price $275 Average for round-trip flights in August 2020
Round-trip from $265 From Knoxville to Washington Dulles Intl
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Knoxville to Washington Dulles Intl?

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Knoxville to Washington Dulles Intl?

Travelers have found it’s best to book a flight 28 days in advance to save up to 11% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 28 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Knoxville to Washington Dulles Intl 1-2 weeks in advance for as low as $252, or $276 for flights within the next 24 hours.

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

February can be a great time to fly to Washington Dulles Intl from Knoxville with a flight ticket averaging about $243. Cheapflights users have found deals in the month of February for as cheap as $119. The most expensive prices can be found in the month of December.

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

Unlike in the afternoon, when flights are generally more expensive, you can save up to 18% on flights from Knoxville to Washington Dulles Intl by exploring options for tickets in the noon.

Cheap flights from Knoxville to Washington Dulles Intl in August, September 2020

The best prices found for TYS to IAD flights for August, September
1 Aug - 3 Aug
$200pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
22 Aug - 24 Aug
$206pp
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
   
2 STOPS
TYS
Knoxville McGhee Tyson
2 Aug - 3 Aug
$210pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson

Knoxville to Washington Dulles Intl 2020 flight deals

Cheap flights to Washington Dulles Intl from Knoxville found for this year
1 Aug - 3 Aug
$200pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
19 Sep - 22 Sep
$206pp
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
24 Sep - 27 Sep
$207pp
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson

Last minute flights from Knoxville to Washington Dulles Intl

Late deals on round-trip flights to Washington Dulles Intl from Knoxville, departing today and this week
25 Jul - 15 Aug
$237pp
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
24 Jul - 14 Aug
$238pp
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
26 Jul - 15 Oct
$266pp
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson

One-way flights to Washington Dulles Intl from Knoxville

The cheapest one-way flights from Knoxville to Washington Dulles Intl
3:45 am - 11:59 am
Delta
2 Stops
8h 14m
TYS - IAD
Delta
$353
Delta
2:43 pm - 6:00 pm
Multiple Airlines
3 Stops
27h 17m
TYS - IAD
Multiple Airlines
$1216
Kiwi.com
4:58 am - 12:30 pm
Linear Air Taxi
2 Stops
7h 32m
TYS - IAD
Linear Air Taxi
$3994
KAYAK

Related info for your journey

Useful info, stats and facts about Knoxville to Washington Dulles Intl flights.

Flight FAQs

From Knoxville to Washington Dulles Intl

Are flight prices decreasing from Knoxville to Washington Dulles Intl due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Knoxville and Washington Dulles Intl for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Knoxville to Washington Dulles Intl for under $200 on Cheapflights?

Yes, there are multiple flights from Knoxville to Washington Dulles Intl for under $200. The cheapest flight booked recently is on Multiple Airlines for just $200, but on average you can expect to pay $263.

Are there nonstop flights from Knoxville to Washington Dulles Intl for under $200 on Cheapflights?

There are no nonstop flights from Knoxville to Washington Dulles Intl, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

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

There are currently 16+ open flights from Knoxville to Washington Dulles Intl within the next 7 days for less than $300.

Does it rain more in Knoxville or Washington Dulles Intl?

Expected rainfall in Knoxville is more than in Washington Dulles Intl. You can expect this to be the case over the next 11 days.

Is Knoxville weather warmer or cooler than Washington Dulles Intl?

Temperatures around the 90 °F's can be experienced in July. The weather in Washington Dulles Intl is colder than in Knoxville. Plan for potential changes in flight availability as peak weather approaches in this location.

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

A quick flight from Knoxville to Washington Dulles Intl can take about 3h 20m. Delta provides one of the quickest options available for as low as $237.

What is the cheapest airline to fly from Knoxville to Washington Dulles Intl round-trip?

Cheapflights users have booked flights from Knoxville to Washington Dulles Intl round-trip from $206. Users have found that Delta is 32% cheaper than the other options available to this destination.

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

For one-way options, check prices for Delta. According to our data, you can fly for as low as $103. Users have also found tickets on Linear Air Taxi for as little as $2430.

Alternative routes for Knoxville to Washington Dulles Intl

Destination information for Washington Dulles Intl

Things to know before you go. Useful info for your trip from Knoxville to Washington Dulles Intl
Average temperature for August in Washington Dulles Intl
87.8 °F
Avg rainfall for August in Washington Dulles Intl
3.4 ″

Airports servicing Knoxville

Airports servicing Washington

Hourly flight availability from Knoxville to Washington Dulles Intl

Afternoon Noon to 6 PM 60% of TYS to IAD departures
Morning 6 AM to noon 40% of TYS to IAD departures
Early morning Midnight to 6 AM 0% 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 Washington Dulles Intl
Sunday
5 daily flights
Monday
5 daily flights
Tuesday
5 daily flights
Wednesday
5 daily flights
Thursday
5 daily flights
Friday
5 daily flights
Saturday
5 daily flights