Cheap flights from Philadelphia to Knoxville

Philadelphia
PHL
McGhee Tyson
TYS

Flight deals from Philadelphia to Knoxville

Below you can see the best deals on flights Philadelphia — Knoxville for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 30 September, from $147.

Top 10 cheap flights from Philadelphia to Knoxville

F9
DL
DL
$ 178

Philadelphia — Knoxville

17:45—09:29
21 Sep 2026
15 h 44 m
2 stops
F9
DL
DL
$ 178

Philadelphia — Knoxville

17:45—11:18
21 Sep 2026
17 h 33 m
2 stops
F9
DL
DL
$ 178

Philadelphia — Knoxville

15:30—09:29
21 Sep 2026
17 h 59 m
2 stops
F9
DL
DL
$ 178

Philadelphia — Knoxville

15:30—11:18
21 Sep 2026
19 h 48 m
2 stops
F9
DL
DL
$ 178

Philadelphia — Knoxville

10:10—09:29
21 Sep 2026
23 h 19 m
2 stops
F9
DL
DL
$ 178

Philadelphia — Knoxville

10:10—11:18
21 Sep 2026
25 h 8 m
2 stops
F9
DL
DL
$ 178

Philadelphia — Knoxville

07:15—09:29
21 Sep 2026
26 h 14 m
2 stops
F9
DL
DL
$ 178

Philadelphia — Knoxville

07:15—11:18
21 Sep 2026
28 h 3 m
2 stops
F9
DL
DL
$ 178

Philadelphia — Knoxville

05:15—09:29
21 Sep 2026
28 h 14 m
2 stops
F9
DL
DL
$ 188

Philadelphia — Knoxville

16:42—09:29
22 Sep 2026
16 h 47 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Philadelphia — Knoxville flight

Looking for cheap flights from Philadelphia to Knoxville? Compare fares from different airlines, check the flight schedule and travel time — and book your Philadelphia — Knoxville ticket online at the best price.

The route has direct flights — around 46 flights per week, flights are operated by American Airlines, British Airways, Alaska Airlines, a nonstop flight takes about 2 h 10 min, the distance between the cities is around 887 km.

Planning your trip? You may find our Knoxville travel guide, how to get from the airport into town and Knoxville weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $87Min. price
JuneCheapest
JulyPeak season
YesDirect flights
887 kmDistance
2 h 10 minTravel time
3Airlines
46 / wkFlights

Flight schedule from Philadelphia to Knoxville

The table shows direct flights from Philadelphia to Knoxville on the selected date. The flight takes approximately 2 h 10 min. Regular flights are operated by American Airlines, British Airways and Alaska Airlines. Departures from Philadelphia International Airport and Trenton-Mercer Airport airports, arrivals at McGhee Tyson Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: Philadelphia — Knoxville

Below is a calendar of the lowest flight ticket prices for Philadelphia — Knoxville by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $87 in June, and the most expensive are around $465 in July. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Philadelphia to Knoxville by month. Tickets are usually cheapest in July (around $138) and priciest in January (about $253) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$253highMay$172lowSep$184medium
Feb$218highJun$161lowOct$218high
Mar$207mediumJul$138lowNov$241high
Apr$195mediumAug$172mediumDec$230high

Some values are estimated based on seasonality.

When to fly

Weather in Knoxville: it is warmest in July (up to 31 °C on average) and coolest in January (around 9 °C). The driest month is November.

Tickets are usually cheapest in June and most expensive in July. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Knoxville

Dry and wet days · Knoxville

Wind speed and direction · Knoxville

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How to get the best deal on a Philadelphia — Knoxville ticket

  • Book ahead: fares for Philadelphia — Knoxville are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Philadelphia is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Knoxville is usually June — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Philadelphia — Knoxville route are operated by 3 airlines; American Airlines runs the most flights (around 78% of all flights). Compare carriers, flight shares and schedules below.

  • American AirlinesAA
    12x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight PHL → TYS12x/week
      Duration
      2h 10m
      Days
      MTWTFSS
    78.3%Open →
  • British AirwaysBA
    2x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight PHL → TYS2x/week
    15.2%Open →
  • Alaska AirlinesAS
    1x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight PHL → TYS1x/week
    6.5%Open →

Cities and airports on the Philadelphia — Knoxville route

Flights Philadelphia — Knoxville depart from Philadelphia International Airport and Trenton-Mercer Airport and arrive at McGhee Tyson Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Philadelphia

PHL
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Knoxville

TYS
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Philadelphia — Knoxville flight

How long is the flight from Philadelphia to Knoxville?

A nonstop Philadelphia — Knoxville flight takes about 2 h 10 min — the distance between the cities is around 887 km.

How far is it from Philadelphia to Knoxville?

The distance from Philadelphia to Knoxville is about 887 km, which a nonstop flight covers in around 2 h 10 min.

Are there direct flights from Philadelphia to Knoxville?

Yes, there are nonstop flights Philadelphia — Knoxville — around 46 flights per week.

Which airlines fly from Philadelphia to Knoxville?

Airlines operating Philadelphia — Knoxville include American Airlines, British Airways, Alaska Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do Philadelphia — Knoxville flights use?

Flights from Philadelphia depart from Philadelphia International Airport, Trenton-Mercer Airport, and arrive at McGhee Tyson Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Philadelphia to Knoxville?

The price of a Philadelphia — Knoxville ticket depends on your travel date, season and demand: it is usually cheapest to fly in June, and most expensive in July. Tickets typically cost between $87 and $465. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Philadelphia — Knoxville?

Flights Philadelphia — Knoxville are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is June. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Philadelphia to Knoxville?

To catch a low fare Philadelphia — Knoxville, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually June.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Philadelphia

See all
AtlantaChicagoBostonOrlandoFort LauderdaleMiamiTorontoDetroitWashington, D.C.CharlotteRaleighDallasLos AngelesPhoenixDenverMinneapolisSan JuanPittsburghSeattleNashvilleMontrealColumbusClevelandTampaSan FranciscoIndianapolisNorfolkHoustonCincinnatiLas VegasHarrisburgJacksonvilleRichmondHartfordSouth PortlandAlbanyRochesterKansas CityCancunPunta Cana

Where else you can fly from Knoxville

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ChicagoWashington, D.C.AtlantaCharlotteHoustonDallasDetroitNew York CityDenverMinneapolisMiamiOrlandoTampa

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