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Cheap Flights from Knoxville to Washington Ronald Reagan

Compare Knoxville to Washington Ronald Reagan flight deals

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Flight deals from Knoxville to Washington Ronald Reagan

Looking for a cheap last-minute deal or the best return flight from Knoxville Airport to Washington Ronald Reagan Airport? If you want to travel next month, return fares start from Rs56,628. Find the lowest prices on one-way and return tickets right here.
Washington D.C..Rs28,316 per passenger.Departing Sat, 12 Sep.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Knoxville on Sat, 12 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs28,316, select.
Washington D.C..Rs29,504 per passenger.Departing Tue, 18 Aug.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Knoxville on Tue, 18 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs29,504, select.
Washington D.C..Rs46,025 per passenger.Departing Mon, 27 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Knoxville on Mon, 27 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs46,025, select.
Washington D.C..Rs52,765 per passenger.Departing Sun, 4 Oct.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Knoxville on Sun, 4 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs52,765, select.
Washington D.C..Rs61,952 per passenger.Departing Tue, 24 Nov.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Knoxville on Tue, 24 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs61,952, select.
Washington D.C..Rs63,030 per passenger.Departing Fri, 25 Dec.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Knoxville on Fri, 25 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs63,030, select.
Washington D.C..Rs67,260 per passenger.Departing Sun, 13 Sep.One-way flight with American Airlines.Outbound direct flight with American Airlines departs from Knoxville on Sun, 13 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs67,260, select.
Washington D.C..Rs68,724 per passenger.Departing Wed, 13 Jan.One-way flight with United.Outbound indirect flight with United, departs from Knoxville on Wed, 13 Jan, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs68,724, select.
Washington D.C..Rs68,818 per passenger.Departing Tue, 18 Aug.One-way flight with American Airlines.Outbound direct flight with American Airlines departs from Knoxville on Tue, 18 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs68,818, select.
Washington D.C..Rs69,982 per passenger.Departing Fri, 23 Apr.One-way flight with Delta.Outbound indirect flight with Delta, departs from Knoxville on Fri, 23 Apr, arriving in Washington Ronald Reagan.Price includes taxes and charges.From Rs69,982, select.

Find the cheapest month to fly from Knoxville to Washington Ronald Reagan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Knoxville to Washington Ronald Reagan flights are currently cheapest in September.
Jul
from Rs46,025
Aug
from Rs29,504
Sep
from Rs28,316
Oct
from Rs52,765
Nov
from Rs61,952
Dec
from Rs63,030
Jan
from Rs68,724
Feb
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Mar
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Apr
from Rs69,982
May
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Jun
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Direct flights from Knoxville to Washington Ronald Reagan

Knoxville to Washington Ronald Reagan: Alternative routes

Compare routes from Knoxville to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Ronald Reagan.

Washington Ronald Reagan

5km from central Washington D.C.
Closest
from Rs28,316
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Washington Dulles

37km from central Washington D.C.
Cheapest
from Rs10,556
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Baltimore Washington International

44km from central Washington D.C.
from Rs25,600
Search flights

Knoxville to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight foundRs28,316
Cheapest month to flySeptember
Average flight time1 hr, 45 mins
Most popular airlineAmerican Airlines
Average flights per week58

Finding cheap flights from Knoxville to Washington Ronald Reagan: Frequently asked questions

The best price we found for a return flight from Knoxville to Washington Ronald Reagan is Rs56,502. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 45 minutes is the average flight time from Knoxville to Washington Ronald Reagan.
American Airlines, PSA Airlines and Alaska Airlines fly direct from Knoxville to Washington Ronald Reagan.
As of July 2026, there are 58 flights per week flying from Knoxville to Washington Ronald Reagan.
The cheapest month to fly from Knoxville to Washington Ronald Reagan is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Knoxville Airport to Washington Ronald Reagan Airport on Wednesday, 14 October 2026.
Yes – the average flight time is 1 hour and 45 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Ronald Reagan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Delta and American Airlines offer the cheapest flight tickets to Washington Ronald Reagan.

Travelling from Knoxville Airport (TYS) to Washington Ronald Reagan Airport (DCA): what you need to know

  • Book a direct flight from Knoxville Airport to Washington Ronald Reagan Airport and you'll be travelling for an average of 1 hour 40 minutes.

  • Knoxville and Washington DC are in the same timezone, UTC-5.

  • Flights from TYS to DCA start from 05:59 — the first with American Airlines. The last service of the day is at 19:53 with American Airlines. In total, there are 20 weekly Knoxville Airport to Washington Ronald Reagan Airport flights.

  • Arrive at the airport on time so you don't miss your TYS to DCA flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • You'll likely experience longer lines in popular months like October. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a smart move.

  • American Airlines is your ticket to exploring Washington DC (and maybe even some other exciting parts of the United States!). Browse the direct flights from Knoxville Airport to Washington Ronald Reagan Airport offered by this popular airline.

  • The majority of passengers choose to fly with American Airlines on this route.

  • With 66.19% of its services landing on schedule, American Airlines is the most punctual carrier operating TYS to DCA flights.

How to find the cheapest flights from Knoxville Airport (TYS) to Washington Ronald Reagan Airport (DCA)

  • Rs28,316 is the lowest price for a one-way Knoxville Airport to Washington Ronald Reagan Airport flight. Return flights start at Rs56,502. These fares may change depending on availability.

  • Book one month before travelling. After crunching the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from TYS to DCA.

  • June is the cheapest month for flights from Knoxville Airport to Washington Ronald Reagan Airport. If you prefer to fly during a different time of year, the 'Whole month' tool will show you the lowest airfares for every month.

  • Picking up cheap flights from TYS to DCA is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch as soon as fares go down.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Knoxville Airport to Washington Ronald Reagan Airport.

Handy information about Knoxville Airport (TYS)

  • TYS is located at 2055 Alcoa Highway.

  • Of the departures from Knoxville Airport, 76% land on time at their destination.

  • Knoxville Airport is around 24 kilometres from central Knoxville. If you're catching a taxi, ride-sharing or driving from the centre, it'll take 25 minutes or so to get there, depending on the traffic.

  • The trip when using public transport typically takes 50 minutes.

  • Get your travels off to a leisurely start by staying near TYS. Whether you've booked an early flight from Knoxville Airport to Washington Ronald Reagan Airport or just don't like being rushed, these hotels are the answer:

Arriving at Washington Ronald Reagan Airport (DCA)

When to fly to Washington Ronald Reagan Airport (DCA)

  • The quietest month for a flight from Knoxville Airport to Washington Ronald Reagan Airport is March, while August is the most popular. Choose the best time to go to Washington DC based on whether you prefer a more relaxed vibe or a faster pace.

  • The warmest month in Washington DC is July, with temperatures ranging between 19ºC and 33ºC. Book your flights from Knoxville Airport to Washington Ronald Reagan Airport in this month if this is the type of weather you enjoy.

  • Look for cheap tickets from TYS to DCA in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -6ºC and 10ºC on average.

Explore more of the United States

  • Washington DC is easy to fall in love with, but there are so many other corners of the United States waiting to be discovered. Around 322 kilometres north-east of Washington DC, a trip to New York will keep your itinerary busy. Start with leading sights like Central Park, Statue of Liberty and Metropolitan Museum of Art.

  • Philadelphia is another well-known destination in the United States and is around 193 kilometres north-east of Washington DC. No journey is complete without dropping by Independence Hall, Liberty Bell and Philadelphia Museum of Art.

Plan the rest of your trip from Knoxville to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.