Cheap flights To Knoxville (IAD) from $54

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Cheap Flights to Knoxville from $54 One Way, $101 Round Trip

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

Mon, Aug 4 - Mon, Aug 4
DFW
Dallas-Fort Worth Intl.
IAD
Washington Dulles Intl.
$101 Roundtrip, found 20 hours ago
$101
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Mon, Aug 4 from Dallas-Fort Worth Intl. to Washington Dulles Intl., returning Mon, Aug 4, priced at $101 found 20 hours ago
Thu, Jul 17 - Thu, Jul 17
DFW
Dallas-Fort Worth Intl.
IAD
Washington Dulles Intl.
$102 Roundtrip, found 3 days ago
$102
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Jul 17 from Dallas-Fort Worth Intl. to Washington Dulles Intl., returning Thu, Jul 17, priced at $102 found 3 days ago
Thu, Aug 7 - Mon, Aug 11
DFW
Dallas-Fort Worth Intl.
IAD
Washington Dulles Intl.
$106 Roundtrip, found 1 hour ago
$106
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Aug 7 from Dallas-Fort Worth Intl. to Washington Dulles Intl., returning Mon, Aug 11, priced at $106 found 1 hour ago
Mon, Jun 9 - Thu, Jul 3
DFW
Dallas-Fort Worth Intl.
IAD
Washington Dulles Intl.
$108 Roundtrip, found 5 hours ago
$108
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Mon, Jun 9 from Dallas-Fort Worth Intl. to Washington Dulles Intl., returning Thu, Jul 3, priced at $108 found 5 hours ago
Sat, Jul 12 - Sat, Jul 12
ATL
Hartsfield-Jackson Atlanta Intl.
IAD
Washington Dulles Intl.
$115 Roundtrip, found 16 hours ago
$115
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Sat, Jul 12 from Hartsfield-Jackson Atlanta Intl. to Washington Dulles Intl., returning Sat, Jul 12, priced at $115 found 16 hours ago
Mon, Aug 18 - Sat, Aug 23
DFW
Dallas-Fort Worth Intl.
IAD
Washington Dulles Intl.
$117 Roundtrip, found 4 days ago
$117
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Mon, Aug 18 from Dallas-Fort Worth Intl. to Washington Dulles Intl., returning Sat, Aug 23, priced at $117 found 4 days ago
Fri, Jul 4 - Tue, Jul 8
ATL
Hartsfield-Jackson Atlanta Intl.
IAD
Washington Dulles Intl.
$118 Roundtrip, just found
$118
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Jul 4 from Hartsfield-Jackson Atlanta Intl. to Washington Dulles Intl., returning Tue, Jul 8, priced at $118 just found
Fri, Jul 4 - Tue, Jul 8
ATL
Hartsfield-Jackson Atlanta Intl.
IAD
Washington Dulles Intl.
$121 Roundtrip, just found
$121
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Jul 4 from Hartsfield-Jackson Atlanta Intl. to Washington Dulles Intl., returning Tue, Jul 8, priced at $121 just found
Thu, Aug 7 - Sat, Aug 23
DFW
Dallas-Fort Worth Intl.
IAD
Washington Dulles Intl.
$122 Roundtrip, found 19 hours ago
$122
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Thu, Aug 7 from Dallas-Fort Worth Intl. to Washington Dulles Intl., returning Sat, Aug 23, priced at $122 found 19 hours ago
Sun, Jun 29 - Mon, Jun 30
ATL
Hartsfield-Jackson Atlanta Intl.
IAD
Washington Dulles Intl.
$123 Roundtrip, found 5 hours ago
$123
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sun, Jun 29 from Hartsfield-Jackson Atlanta Intl. to Washington Dulles Intl., returning Mon, Jun 30, priced at $123 found 5 hours ago

Knoxville IAD Flight Information

Traveling To
Knoxville
Destination Airport IATA Code
IAD
Number of Airlines Serving
9
Airlines
Frontier Airlines, United
Flight Price
$101
Earliest Departing Flight
UA 3430 7:31AM EDT
Latest Departing Flight
CM 1098 Jun 7 9:20PM EDT

Book Your Flight & Hotel Together & Save

Knoxville economy flight packages

Price found within the past 48 hours. Click for updated prices.
DoubleTree by Hilton Washington DC North/Gaithersburg
4.0-star property

DoubleTree by Hilton Washington DC North/Gaithersburg

Jul 1 - Jul 8

7 night stay

Minneapolis (MSP) to Washington (DCA)

Sun Country Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 1 day ago
Fairmont Washington, D.C., Georgetown
4.0-star property

Fairmont Washington, D.C., Georgetown

Jul 4 - Jul 10

6 night stay

Boston (BOS) to Washington (DCA)

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

The Watergate Hotel

Jul 4 - Jul 10

6 night stay

Boston (BOS) to Washington (DCA)

Spirit Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 1 day ago
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Knoxville

Orbitz provides convenient, one-stop shopping for travelers looking for budget flights to Knoxville or any other low fare domestic or international air travel.

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You can find amazing discount fares with Orbitz’s guaranteed low prices or take advantage of last-minute sales and special travel packages. You can also earn points towards your airline frequent flyer programs when you book qualified flights to Knoxville. That means you can rack up money-saving points and miles for future use while saving money now.

We Are Just a Phone Call Away If You Need Us

Booking, changing, or canceling your Knoxville flights is a breeze with Orbitz’s online and mobile tools, but that doesn't mean that we leave you hanging if you want to speak with one of our representatives. If you need help, just contact our Customer Service by email or phone. To enjoy a less stressful trip, be sure to sign up for instant alerts so we can send you any updates or delays relating to your flights to Knoxville to your mobile phone or email.

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 $101 and $123 this week. The best price for one-way was $54, originating from Dallas (DFW).
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.

Nearby

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.