Cheap flights To Knoxville (IAD) from $77

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Cheap Flights to Knoxville from $77 One Way, $149 Round Trip

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Fri, Oct 31 - Fri, Oct 31
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$149 Roundtrip, found 20 hours ago
$149
Roundtrip
found 20 hours ago
Select Sun Country Airlines flight, departing Fri, Oct 31 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Fri, Oct 31, priced at $149 found 20 hours ago
Wed, Sep 3 - Wed, Sep 10
LAX
Los Angeles Intl.
IAD
Washington Dulles Intl.
$150 Roundtrip, found 6 days ago
$150
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Sep 3 from Los Angeles Intl. to Washington Dulles Intl., returning Wed, Sep 10, priced at $150 found 6 days ago
Wed, Aug 13 - Mon, Aug 18
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$180 Roundtrip, found 1 day ago
$180
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug 13 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Mon, Aug 18, priced at $180 found 1 day ago
Wed, Aug 13 - Wed, Aug 13
LAX
Los Angeles Intl.
IAD
Washington Dulles Intl.
$188 Roundtrip, found 6 days ago
$188
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Aug 13 from Los Angeles Intl. to Washington Dulles Intl., returning Wed, Aug 13, priced at $188 found 6 days ago
Sat, Aug 23 - Tue, Aug 26
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$190 Roundtrip, found 5 days ago
$190
Roundtrip
found 5 days ago
Select United flight, departing Sat, Aug 23 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Tue, Aug 26, priced at $190 found 5 days ago
Thu, Sep 25 - Sun, Sep 28
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$220 Roundtrip, found 4 days ago
$220
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Sep 25 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Sep 28, priced at $220 found 4 days ago
Mon, Oct 6 - Tue, Oct 7
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$251 Roundtrip, found 8 hours ago
$251
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Mon, Oct 6 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Tue, Oct 7, priced at $251 found 8 hours ago
Tue, Aug 12 - Sat, Aug 16
SFO
San Francisco Intl.
IAD
Washington Dulles Intl.
$279 Roundtrip, found 2 hours ago
$279
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Aug 12 from San Francisco Intl. to Washington Dulles Intl., returning Sat, Aug 16, priced at $279 found 2 hours ago
Sat, Nov 22 - Tue, Dec 9
HYD
Rajiv Gandhi Intl.
IAD
Washington Dulles Intl.
$818 Roundtrip, found 6 days ago
$818
Roundtrip
found 6 days ago
Select Air India flight, departing Sat, Nov 22 from Rajiv Gandhi Intl. to Washington Dulles Intl., returning Tue, Dec 9, priced at $818 found 6 days ago
Sat, Mar 14 - Thu, Apr 23
HYD
Rajiv Gandhi Intl.
IAD
Washington Dulles Intl.
$892 Roundtrip, found 5 days ago
$892
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Sat, Mar 14 from Rajiv Gandhi Intl. to Washington Dulles Intl., returning Thu, Apr 23, priced at $892 found 5 days ago

Knoxville IAD Flight Information

Traveling To
Knoxville
Destination Airport IATA Code
IAD
Number of Airlines Serving
9
Airlines
Sun Country Airlines, Southwest Airlines, United, Delta, American Airlines, Alaska Airlines, Frontier Airlines, Air India, Etihad Airways
Flight Price
$149
Earliest Departing Flight
UA 3430 7:21AM EDT
Latest Departing Flight
CM 1098 Jul 24 9:10PM EDT

Book Your Flight & Hotel Together & Save

Knoxville economy flight packages

Price found within the past 48 hours. Click for updated prices.
DoubleTree Hotel Baltimore - BWI Airport
4.0-star property

DoubleTree Hotel Baltimore - BWI Airport

Aug 25 - Aug 31

6 night stay

Atlanta (ATL) to Baltimore (BWI)

Spirit Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 1 day ago
The William Fell Baltimore, Tapestry Collection by Hilton
3.5-star property

The William Fell Baltimore, Tapestry Collection by Hilton

Aug 25 - Aug 31

6 night stay

Atlanta (ATL) to Baltimore (BWI)

Spirit Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 1 day ago
Hotel Burg
4.0-star property

Hotel Burg

Aug 28 - Sep 1

4 night stay

Orlando (MCO) to Washington (DCA)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 1 day ago
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See all available trips from Atlanta to Knoxville
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Knoxville premium economy flight packages

Price found within the past 48 hours. Click for updated prices.
Hotel Arboretum
2.0-star property

Hotel Arboretum

8/10 Very Good! (848 reviews)

Aug 18 - Aug 22

4 night stay

Dallas (DAL) to Washington (DCA)

Delta • Non-stop roundtrip • PremiumEconomy
per person
found 1 day ago
parking so expensive !! Rooms are not clean !! bathroom tub is so bad

Reviewed on Jul 1, 2025

Arlo Washington DC
4.0-star property

Arlo Washington DC

9.2/10 Wonderful! (677 reviews)

Aug 18 - Aug 22

4 night stay

Dallas (DAL) to Washington (DCA)

Delta • Non-stop roundtrip • PremiumEconomy
per person
found 1 day ago
It was a really nice property with great service. However, I didn’t like the voucher set up and limited hours for use at specific restaurants within the hotel.

Reviewed on Jul 6, 2025

Sofitel Washington DC Lafayette Square
5.0-star property

Sofitel Washington DC Lafayette Square

9/10 Wonderful! (1,007 reviews)

Aug 18 - Aug 22

4 night stay

Dallas (DAL) to Washington (DCA)

Delta • Non-stop roundtrip • PremiumEconomy
per person
found 1 day ago
Always love staying at this property when I'm in DC. It's convenient location to other points around the city, easy access via car or rail from the airport, super-friendly staff and comfy, clean rooms are a bonus.

Reviewed on Mar 28, 2025

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Frequently asked questions

Which airlines fly to Knoxville?
You can pick from 20 airlines that operate services to Washington Dulles Intl. Airport (IAD), the main airport in the city. With all that choice, you're bound to get your hands on a fabulous deal. Here are some of the best international airlines that'll get you to Knoxville --- and then exploring every corner of this city:

  • United Airlines - 442 flights to Knoxville per month
  • Air Canada - 86 flights to Knoxville per month
  • Avianca - 73 flights to Knoxville per month

What is the best airport to fly to in Knoxville?
Washington Dulles Intl. Airport (IAD). It's the city's main terminal and is located around 30 miles southeast of the downtown area. You'll be dropping off your suitcase and discovering the best of Knoxville shortly after flying in.
How much is a flight to Knoxville?
If you're after a return flight, airfares fluctuated between $149 and $892 this week. The best price for one-way was $77, originating from Minneapolis (MSP).
How to book the cheapest flight to Knoxville?
With some of the most affordable flight deals around, bagging a bargain is easy with Orbitz. The following handy hints will help you snap up cheap flights to Knoxville --- and leave you with more money to play with:

  • Depending on where you're leaving from, choose the 'Nearby airports' function (located under the departure and arrival options). Oftentimes, alternative departure points will offer better prices on fares.
  • If you're flexible with your schedule, click on the 'Show flexible dates' link. It'll display the flight deals for the days either side of your selected departure. Airfares often vary depending on what day of the week it is.
  • Hit 'Show options' to narrow down your search results. You can pick your preferred seating class and airline here. Under 'Sort & Filter' to the left, you can even specify whether you want to fly in the morning, afternoon or evening.
  • Reserve your seat as soon as you've decided on your travel dates. While you can get lucky on occasion, airline tickets rarely get more affordable as your departure date gets closer.
  • Save more on your adventure by bundling your hotel, flights and car rentals into one convenient package deal. Your budget will thank you for it.
  • Flying during busier seasons means expensive airfares. Try to plan your vacation outside of popular dates, such as Easter, Thanksgiving and school breaks.

How long is a flight to Knoxville?
Flight times differ depending on where you're leaving from. But to give you a better idea of the average duration, have a look at these well-known routes to Knoxville:

  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Washington Dulles Intl. Airport (IAD) - 1 hour and 45 minutes
  • New York, NY (LGA-LaGuardia) to Washington Dulles Intl. Airport (IAD) - 1 hour and 28 minutes
  • Denver, CO (DEN-Denver Intl.) to Washington Dulles Intl. Airport (IAD) - 3 hours and 19 minutes

What is the best time to book a flight to Knoxville?
Snap up a bargain and secure your seats to Knoxville in January. If you've missed this month, fear not. February and August often have affordable airfares as well. Just be careful you don't snooze on a sale --- cheap flights pop up and disappear in an instant!
What day of the week is the cheapest to book a flight to Knoxville?
Typically, Tuesdays, Wednesdays and Saturdays are the cheapest days of the week to book a flight to Knoxville. If you're after unbeatable airfares, search across those days and you just might land an incredible flight deal.
What is the cheapest day of the week to fly to Knoxville?
You can score cheap flights to Knoxville by taking to the skies on a Monday, according to Orbitz data from 2020. Tuesday is the next most affordable day, while Saturday has the most costly airfares. Whether you prefer to save a bundle or fly out on any day that's convenient, you'll always get a terrific deal with Orbitz.
What is the cheapest month to fly to Knoxville?
If you have some flexibility with your travel plans, think about departing during August. Orbitz data shows that this is generally the best month to fly out if you want cheap flights to Knoxville. As you would expect, fares climb in the busy month of June and flights book out fast.
Which airlines allow free cancellation?
If you think your travel plans could change, Orbitz can help you find a flexible fare. All you have to do is click on "Filter by flexible change policies" when searching for your Knoxville flights. We'll show you all the airlines that include free cancellation within 24 hours and no change fees --- in addition to irresistibly low prices.
What do I need for the flight to Knoxville?
The secret to a smooth and comfortable flight is being well prepared. Here are some useful tips to help you get ready for your trip:

  • Your travel documents are the most important items you'll need to have with you on your flight. To avoid any problems while checking in, make sure that the personal info on your ticket matches your government-issued ID.
  • Make time fly by even quicker on your short hop by packing the right stuff. Think yummy snacks, bottled water and entertainment. If you want your journey to Knoxville to go nice and quietly, squeeze some noise-canceling headphones or earplugs into your bag as well.
  • Even if you're flying when it's hot and sticky outside, take a sweater or hoodie on board with you. Cabins are notorious for getting a bit chilly!

How many direct flights are there to Knoxville?
Your next amazing adventure is just one easy plane trip away, with 689 direct services to Knoxville every month. Search for your flight with Orbitz and find a terrific deal with United Airlines, Delta Air Lines or Southern Airways Express. Other reputable carriers that provide nonstop services include American Airlines, Southwest Airlines and Air Canada.
How do I get cheap first-class/business deals to Knoxville?
There are ways of booking first or business-class tickets to Knoxville that won't burn through your budget. Pick up a seat in the pointy end of the plane for less with these practical tips:

  • Flexibility isn't confined to yoga. Have some room to move around your travel dates so you can snap up more affordable airfares when a sale comes along.
  • Many low-cost carriers offer top-notch business-class seating for a reasonable price.
  • Bid for an upgrade in online auctions or upgrade with loyalty points.

How to get into Knoxville from the airport?
A Washington Dulles Intl. Airport (IAD) car rental is one of the easiest ways to reach the downtown area of Knoxville out of Washington Dulles Intl. Airport (IAD). Arrange a ride with on-site outlet Hertz and get on the road soon after touching down. The center of the city is 30 miles north of IAD. Prefer to familiarize yourself with your surroundings before you jump into the driver's seat? Take a taxi or public transportation into Knoxville and rent a car a day or two later from the city center with one of our Knoxville car rentals instead.
What is the best time to go to Knoxville?
If you want to immerse yourself in the culture of Knoxville in the tourist season, March, August and November are the top months to visit. June 20 marks the onset of the summer season in the Northern Hemisphere and is an excellent time to travel if you delight in the open air. During this time of year, average daily temperatures range from 65 ºF to 85 ºF.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.