96 € Cheap Flights from Knoxville to Philadelphia

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Flight deals from Knoxville Airport to Philadelphia

Looking for a cheap last-minute deal or the best return flight from Knoxville Airport to Philadelphia? If you want to travel next month, return fares start from 239 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Knoxville to Philadelphia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Knoxville to Philadelphia flights are currently cheapest in June.

Direct flights from Knoxville to Philadelphia

Knoxville to Philadelphia: Flight information

The things to know before you go.
Cheapest flight found96 €
Cheapest month to flyMay
Average flight time1 hr, 58 mins
Most popular airlineAmerican Airlines
Average flights per week85

Finding cheap flights from Knoxville to Philadelphia: Frequently asked questions

There are 6 airports in Philadelphia: Philadelphia International, Blue Bell, Philadelphia Trenton-Mercer, Greater Wilmington, Atlantic City International, and Allentown.
The best price we found for a return flight from Knoxville to Philadelphia is 96 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 58 minutes is the average flight time from Knoxville to Philadelphia.
American Airlines, Piedmont Airlines and Qatar Airways fly direct from Knoxville to Philadelphia.
As of March 2026, there are 85 flights per week flying from Knoxville to Philadelphia.
The cheapest month to fly from Knoxville to Philadelphia is usually May.
If you're flying from Knoxville Airport, the cheapest airport near Philadelphia is Philadelphia International – which is 11.2 km away from the centre of Philadelphia. We've found flights into this airport from 96 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Knoxville Airport to Philadelphia on Sunday, 24 May 2026.
Yes – the average flight time is 1 hour and 58 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Philadelphia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 4°C. July is typically the warmest month in Philadelphia, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -5°C. The rainiest month is July.
Currently, Allegiant Air offers the cheapest flight tickets to Philadelphia.

Flying from McGhee Tyson Airport (TYS) to Philadelphia: what you need to know

  • The average time for a direct flight from McGhee Tyson Airport to Philadelphia is 2 hours 5 minutes.

  • Philadelphia's timezone is UTC-4, which is the same as Knoxville (the location of McGhee Tyson Airport).

  • With 21 weekly flights between the two airports, McGhee Tyson Airport (TYS) to Philadelphia International Airport (PHL) is the busiest route. American Airlines operates the earliest flight at 06:00. If you prefer to make the most of your day before taking off, the latest departure from TYS to PHL is with American Airlines at 18:33.

  • For hassle-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your TYS to Philadelphia flight.

  • Longer lines at check-in and security are likely if you're heading away during high season, so give yourself some extra breathing space. A good rule for peak periods? Arrive up to four hours early for international flights and two hours for domestic departures.

  • Direct McGhee Tyson Airport to Philadelphia tickets are available for booking. Philadelphia International Airport (PHL) is where you'll be landing.

  • Book your ticket with American Airlines. This leading carrier offers direct flights from McGhee Tyson Airport to Philadelphia.

  • Central Knoxville to TYS is around 18 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Want a leisurely start to your trip? Stay near TYS. Whether you're taking an early flight from McGhee Tyson Airport to Philadelphia or just don't want to be rushed, these hotels are a convenient choice:

  • When it comes to McGhee Tyson Airport's on-time performance, data shows 78.98% of flights complete their journey on time.

  • You'll find TYS at 2055 Alcoa Highway.

How to find the cheapest flights from McGhee Tyson Airport (TYS) to Philadelphia

  • The lowest price we've seen for a one-way McGhee Tyson Airport to Philadelphia flight is 43 €. The cheapest price for a return flight is 96 €. Remember fares can change due to demand at the time of booking.

  • To score cheap flights from TYS to Philadelphia, reserve your journey one month ahead of your planned departure.

  • May is the best month for landing an awesome deal on McGhee Tyson Airport to Philadelphia tickets. If you need to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

  • Picking up a cheap flight from TYS to Philadelphia is easy with Price Alerts. All you need to do is create one of these automatic notifications and we'll notify you when there's a better deal.

  • Choose your ideal departure and arrival times, number of stops and airlines with our filters. Then, sort the results for your flight from McGhee Tyson Airport to Philadelphia by 'Fastest,' 'Best' or 'Cheapest.'

Airports in Philadelphia

Philadelphia International Airport (PHL)

  • Philadelphia International Airport (PHL) to the centre of Philadelphia takes around 15 minutes by car. The centre is roughly 19 kilometres away.

  • Travelling to the centre on public transport takes about 45 minutes.

  • Think about booking a hotel near PHL if you have a late flight from McGhee Tyson Airport to Philadelphia. Pick one of these accommodation options and make your first night all about catching up on rest:

  • Go wherever you want, whenever you want with a Philadelphia International Airport rental car. Pick up a set of wheels from Dollar, Thrifty or Budget and venture far and wide through Philadelphia and beyond.

  • To get the lowest price, reserve your ride from Philadelphia International Airport around three weeks ahead of your flight from TYS to Philadelphia.

  • PHL is located at 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

  • Once your flight from McGhee Tyson Airport to Philadelphia has arrived, you can reach the city centre in about 40 minutes by car. Central Philadelphia is roughly 56 kilometres from Trenton-Mercer Airport (TTN).

  • The journey will take roughly 1 hour 45 minutes on public transport.

  • Hang up the 'Do not disturb' sign and rest at a hotel near TTN. Here are a few options where you can kick back after your TYS to Philadelphia flight:

  • Budget, National and Enterprise make picking up a Trenton-Mercer Airport rental car quick and easy. These suppliers are located in or around the terminal and will get you on your way in no time.

  • Lock in the lowest price by booking your ride from TTN four weeks ahead of time. You'll also have access to a greater selection of vehicles.

  • You'll find Trenton-Mercer Airport at Scotch Road, Terminal Building.

Best time to go to Philadelphia

  • Visit Philadelphia during the high season if you like a busy atmosphere, but remember that prices tend to be higher. Alternatively, book flights from McGhee Tyson Airport to Philadelphia during the off-season when prices are cheaper and crowds are smaller.

  • Before booking a McGhee Tyson Airport to Philadelphia plane ticket, think about what kind of weather works for you. July is the warmest month in Philadelphia, with temperatures ranging from 18ºC (64ºF) to 32ºC (90ºF).

  • January sees average temperatures of between -7ºC (19ºF) and 9ºC (48ºF). Search for a cheap ticket from TYS to Philadelphia around that time if you'd rather travel in cooler conditions.

More about Philadelphia

Explore more of United States

  • You've seen Philadelphia, now it's time to explore other corners of United States. Journey about 129 kilometres north-east to New York to check off its popular sights. From Statue of Liberty to Central Park and Empire State Building, your itinerary will be busy.

  • Around 434 kilometres north-east of Philadelphia, Boston is another favourite stop in United States. Experience major highlights starting with Freedom Trail, Museum of Fine Arts Boston and Boston Tea Party Ships & Museum.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.