Cheap flights from Philadelphia to Knoxville from $113
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 7/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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American Airlines flights from Philadelphia to Knoxville
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United Airlines flights from Philadelphia to Knoxville
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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 August is, on average, the cheapest month to fly to Knoxville from Philadelphia, with most prices found around $285. If you aren’t able to travel during the month of August, then book flights to Knoxville from Philadelphia during July instead. Flights to Knoxville in July, while not as cheap as those in August, still average around $327.
What is the cheapest day to depart on your flight to Knoxville?
The cheapest day to depart from Philadelphia to Knoxville is on a Tuesday. Travelers who choose to depart for Knoxville on a Tuesday will often find tickets for as low as $321. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Knoxville for around $443.
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 $100. 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 in the afternoon when prices are around $437.
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 11 weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $412 when searching 11 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 $288 on momondo.
What cabin class options are available on Philadelphia to Knoxville McGhee Tyson flights?
There are 2 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.
What is the cheapest airline that flies from Philadelphia to Knoxville McGhee Tyson?
American Airlines, Frontier, and United Airlines are the most popular carriers operating from Philadelphia to Knoxville McGhee Tyson
What airlines fly to Knoxville?
American Airlines, Allegiant Air and United Airlines are the top three most popular airlines that fly to Knoxville from Philadelphia according to our data. American Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 6 different airlines that fly to Knoxville on a routine basis, so you have a few additional options to choose from.
How many flights depart from Philadelphia to Knoxville on average per day?
As of June 2025, there are 9 flights per day flying from Philadelphia to Knoxville. The most common time of day flights depart is 6:00PM, with 50% of flights taking off in the evening.
How many flights depart from Philadelphia to Knoxville on average per week?
63 flights are operational weekly from Philadelphia to Knoxville as of June 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.
When to book flights from Philadelphia to Knoxville
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
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 1h 57m.
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?
As of June 2025, there are 4 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Philadelphia to Knoxville is Canadair (Bombardier) Regional Jet 900, representing 46.34% of all bookings. The subsequent popular models are Embraer ERJ-145 at 39.91%, Canadair (Bombardier) Regional Jet 700 at 5.10%, and Airbus A320neo at 2.00%.
What is the most popular airline from Philadelphia to Knoxville?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Knoxville is American Airlines (87% of total bookings). The next most popular airlines are Frontier (7%), Delta (5%), and United Airlines (1%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $48 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $170 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $176 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $195 | Free Cancellation | Rating 7.2 10,000 reviews |
American Airlines Flights From Philadelphia to Knoxville
The lowest priced American Airlines flight from Philadelphia to Knoxville from the last 72 hours was $195. Generally, American Airlines has 21 flights on this route every week with an average price of $416. 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 locationsWhy 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.