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Cheap flights from Philadelphia to Knoxville from $93

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Knoxville departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to Knoxville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:45 pm - 12:03 pmPHL-TYS
20h 18m1 stop
Multiple Airlines Logo
9:23 am - 11:16 pmTYS-PHL
13h 53m1 stop
$207Multiple Airlines
Find Deal
Tue, Dec 2 - Fri, Dec 5
Multiple Airlines Logo
6:53 pm - 12:03 pmPHL-TYS
17h 10m1 stop
Multiple Airlines Logo
4:52 pm - 5:31 amTYS-PHL
12h 39m1 stop
$229Multiple Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
Multiple Airlines Logo
6:53 pm - 12:03 pmPHL-TYS
17h 10m1 stop
Multiple Airlines Logo
4:52 pm - 5:31 amTYS-PHL
12h 39m1 stop
$230Multiple Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
Multiple Airlines Logo
10:00 pm - 12:03 pmPHL-TYS
14h 03m2 stops
Multiple Airlines Logo
9:23 am - 12:36 amTYS-PHL
15h 13m1 stop
$234Multiple Airlines
Find Deal
Tue, Dec 2 - Fri, Dec 5
Multiple Airlines Logo
6:00 am - 3:42 pmPHL-TYS
9h 42m1 stop
Multiple Airlines Logo
9:54 am - 9:13 pmTYS-PHL
11h 19m1 stop
$235Multiple Airlines
Find Deal
Wed, Nov 12 - Thu, Nov 13
Multiple Airlines Logo
6:53 pm - 8:33 amPHL-TYS
13h 40m1 stop
Multiple Airlines Logo
7:11 pm - 9:17 amTYS-PHL
14h 06m1 stop
$236Multiple Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
Multiple Airlines Logo
8:51 pm - 10:04 amPHL-TYS
13h 13m1 stop
Multiple Airlines Logo
9:45 pm - 11:25 pmTYS-PHL
25h 40m1 stop
$239Multiple Airlines
Find Deal
Fri, Nov 14 - Fri, Nov 21
Multiple Airlines Logo
6:53 pm - 12:03 pmPHL-TYS
17h 10m1 stop
Multiple Airlines Logo
9:23 am - 12:36 amTYS-PHL
15h 13m1 stop
$250Multiple Airlines
Find Deal
Fri, Dec 12 - Mon, Dec 15
Multiple Airlines Logo
3:45 pm - 12:03 pmPHL-TYS
20h 18m1 stop
Multiple Airlines Logo
10:15 am - 12:36 amTYS-PHL
14h 21m2 stops
$252Multiple Airlines
Find Deal
Tue, Dec 2 - Sat, Dec 6
Multiple Airlines Logo
6:50 pm - 8:53 pmPHL-TYS
26h 03m1 stop
Multiple Airlines Logo
4:53 pm - 7:32 amTYS-PHL
14h 39m1 stop
$254Multiple Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23

American Airlines flights from Philadelphia to Knoxville

Our best American Airlines deals on Philadelphia to Knoxville flight tickets
American Airlines
Nov 8
PHL6:55 pmPhiladelphia
2h 08m
TYS9:03 pmKnoxville McGhee Tyson
Nov 15
TYS7:38 amKnoxville McGhee Tyson
1h 56m
PHL9:34 amPhiladelphia
$441
Find similar
American Airlines
Nov 8
PHL6:55 pmPhiladelphia
2h 08m
TYS9:03 pmKnoxville McGhee Tyson
Nov 15
TYS2:45 pmKnoxville McGhee Tyson
5h 03m
1 stop
PHL7:48 pmPhiladelphia
$451
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Philadelphia to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Tue 12/2

3:45 pm-12:03 pm

1 stop20h 18m

Knoxville McGhee Tyson

Fri 12/5

9:23 am-11:16 pm

1 stop13h 53m

$207

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Fri 12/5

6:53 pm-12:03 pm

1 stop17h 10m

Knoxville McGhee Tyson

Sun 12/7

4:52 pm-5:31 am

1 stop12h 39m

$229

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Fri 12/5

6:53 pm-12:03 pm

1 stop17h 10m

Knoxville McGhee Tyson

Sun 12/7

4:52 pm-5:31 am

1 stop12h 39m

$230

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Tue 12/2

10:00 pm-12:03 pm

2 stops14h 03m

Knoxville McGhee Tyson

Fri 12/5

9:23 am-12:36 am

1 stop15h 13m

$234

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Wed 11/12

6:00 am-3:42 pm

1 stop9h 42m

Knoxville McGhee Tyson

Thu 11/13

9:54 am-9:13 pm

1 stop11h 19m

$235

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Thu 12/4

6:53 pm-8:33 am

1 stop13h 40m

Knoxville McGhee Tyson

Sun 12/7

7:11 pm-9:17 am

1 stop14h 06m

$236

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Fri 11/14

8:51 pm-10:04 am

1 stop13h 13m

Knoxville McGhee Tyson

Fri 11/21

9:45 pm-11:25 pm

1 stop25h 40m

$239

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Fri 12/12

6:53 pm-12:03 pm

1 stop17h 10m

Knoxville McGhee Tyson

Mon 12/15

9:23 am-12:36 am

1 stop15h 13m

$250

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Tue 12/2

3:45 pm-12:03 pm

1 stop20h 18m

Knoxville McGhee Tyson

Sat 12/6

10:15 am-12:36 am

2 stops14h 21m

$252

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Wed 11/19

6:50 pm-8:53 pm

1 stop26h 03m

Knoxville McGhee Tyson

Sun 11/23

4:53 pm-7:32 am

1 stop14h 39m

$254

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Knoxville from

How to get the cheapest flight ticket from Philadelphia to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Knoxville?

The month of July is, on average, the cheapest month to fly to Knoxville from Philadelphia, with most prices found around $432. If you aren’t able to travel during the month of July, then book flights to Knoxville from Philadelphia during June instead. Flights to Knoxville in June, while not as cheap as those in July, still average around $437.

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from Philadelphia to Knoxville is on a Saturday. Travelers who choose to depart for Knoxville on a Saturday will often find tickets for as low as $408. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Knoxville for around $540.

What is the cheapest time of day to depart on your flight to Knoxville?

In the evening is the cheapest time of day to fly from Philadelphia to Knoxville when you can find flight prices for as low as $411. Flying to Knoxville in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is at noon when prices are around $463.

What is the cheapest Philadelphia to Knoxville McGhee Tyson flight route?

Fly from Philadelphia to Knoxville McGhee Tyson for the best Philadelphia - Knoxville McGhee Tyson flight prices

How far in advance should I book a flight to Knoxville?

You are more likely to see cheaper flights to Knoxville from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $460 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Philadelphia for as low as $390 on momondo.

What cabin class options are available on Philadelphia to Knoxville McGhee Tyson flights?

There are 3 cabin classes available to choose from on Philadelphia to Knoxville McGhee Tyson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to Knoxville flights?

You could potentially save up to 52% on your flight if you consider stops on a Philadelphia to Knoxville flight.

How have Philadelphia to Knoxville flight prices changed over time?

As of November 2025, prices for Philadelphia to Knoxville flights are approximately 55% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to Knoxville

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Knoxville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Knoxville (PHL to TYS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Knoxville

Best Price Found

$305

Fastest flight time

2h 01m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from Philadelphia in the past 72 hours is $305. The best round-trip flight deal from Philadelphia to Knoxville found on momondo in the last 72 hours is $411.
The fastest flight from Philadelphia to Knoxville takes 2h 01m
Direct flights go from Philadelphia to Knoxville on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is American Airlines.
There is 1 airport near Knoxville: Knoxville McGhee Tyson (TYS)
Search flight deals

  • How far is Philadelphia to Knoxville McGhee Tyson by plane?

    There are 550.8 mi between Philadelphia and Knoxville McGhee Tyson. A reasonable flight in good conditions will take 6h 38m.

  • When did momondo last update prices for flights from Philadelphia Airport to Knoxville McGhee Tyson Airport?

    Prices for flights from Philadelphia Airport to Knoxville McGhee Tyson Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Philadelphia Airport to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Philadelphia Airport to Knoxville McGhee Tyson Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The travel and health documents required for your trip to Knoxville McGhee Tyson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Knoxville McGhee Tyson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Philadelphia to Knoxville?

  • What is the most popular airline from Philadelphia to Knoxville?

Best airlines flying from Philadelphia to Knoxville

Compare and see reviews for airlines that fly from Philadelphia to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $236Free CancellationRating
7.9
8,001 reviews
Search Delta flights
American AirlinesPriceFrom $355Free CancellationRating
7.2
11,034 reviews
Search American Airlines flights

  • American Airlines Flights From Philadelphia to Knoxville

    The lowest priced American Airlines flight from Philadelphia to Knoxville from the last 72 hours was $355. Generally, American Airlines has 12 flights on this route every week with an average price of $459. American Airlines is rated 7.2/10 by our users.

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Pigeon Forge
Gatlinburg
Cherokee
Bryson City
Morristown
Corbin
Crossville
Maryville
Murphy
Alcoa
Oak Ridge
Lenoir City
Newport
Kodak
Dandridge
Clinton
Jefferson City
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Knoxville?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Knoxville. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Philadelphia to Knoxville with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Knoxville from Philadelphia with this policy.

How can momondo help me find flights from Philadelphia to Knoxville?

momondo provides multiple filters to help you find the best flight to Knoxville from Philadelphia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Philadelphia to Knoxville right now. Can momondo alert me if prices change?

Price alerts on flights to Knoxville from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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