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Find cheap Delta flights to Knoxville

RDU — TYS
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find Delta flight deals to Knoxville

Cheapest Delta flights from USA to Knoxville
Explore the most affordable Delta flight options available from USA to Knoxville. Find the lowest fares with prices last updated on July 27, 2026.

This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:03 pm
IAD
-
TYS
1 stop3h 53m
Delta
Mon 8/177:41 pm
TYS
-
IAD
1 stop4h 53m
Delta
Deal found 7/22$205
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:47 pm
IAD
-
TYS
1 stop4h 13m
Delta
Sat 8/227:30 am
TYS
-
IAD
1 stop6h 13m
Delta
Deal found 7/27$213
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:00 am
IAD
-
TYS
1 stop5h 11m
Delta
Mon 8/244:38 pm
TYS
-
IAD
1 stop4h 17m
Delta
Deal found 7/26$235

Flights to Knoxville with Delta at a glance

Find detailed information about Delta flights from USA to Knoxville. Explore the options provided by Delta to plan your journey from USA to Knoxville. Data last updated July 27, 2026.

Popular in

February

Cheapest in

August

Average price

$413

Round-trip from

$205

One-way from

$125

Good round-trip deal

$349 or less

Good one-way deal

$248 or less
Highest demand for flights to Knoxville with Delta; 4% potential price increase.
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Best time to find cheap flights to Knoxville with Delta; 0% potential price drop.
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Average price for flights to Knoxville with Delta (round-trip).
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Delta
  • Delta
  • 10/15-10/19
  • 2 total stops
  • 8h 46m total
  • USA to Knoxville
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Delta
  • Delta
  • 8/19
  • 1 total stop
  • 7h 14m total
  • USA to Knoxville
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Price to beat on a round-trip flight from the United States to Knoxville with Delta.
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Price to beat on a one-way flight from the United States to Knoxville with Delta.
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Cheapflights Insights

Find cheap Delta flights to Knoxville

How long is the flight to Knoxville with Delta?

On average, Delta flights from the United States to Knoxville take 1 hour 48 minutes. Flights to Knoxville from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

Delta weekly flight availability to Knoxville

The most flights to Knoxville operated by Delta are scheduled on a Sunday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

When is the best time to book a flight to Knoxville with Delta?

The best time to book a flight to Knoxville with Delta is 65 days before departure. On average, fares are higher if you book 5 days before departure.

When is the cheapest time to fly to Knoxville with Delta?

Users looking for the cheapest Delta fares to Knoxville should consider flying on Monday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Tuesday at noon, when prices are usually at their highest.

FAQs about flights to Knoxville with Delta

  • Which airport do Delta flights arrive at when travelling to Knoxville?

    Delta flights on this route tend to land at Knoxville McGhee Tyson Airport.

  • Is Delta the cheapest airline for a flight to Knoxville?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Knoxville tends to be with Avelo Airlines.

  • Are there alternative airlines other than Delta that fly to Knoxville?

    American Airlines, Allegiant Air and United Airlines all fly to Knoxville and offer an alternative to Delta.

  • How much is a flight to Knoxville with Delta?

    The average price for a return flight with Delta is $431; with a one-way flight around $296.

See more FAQs

Reviews of Delta

See what Cheapflights users have to say about their Delta experience.
Delta
7.8
Good
8,483 reviews
Overview

Food

7.2

Entertainment

7.8

Crew

8.5

Comfort

7.8

Boarding

8.1

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