Travel with Axel,
get the best price.

Route overview: Philadelphia to Knoxville (TYS) flight deals

Philadelphia → Knoxville

May 29, 2027 · return Jun 5, 2027

PHL → TYS1 adulteconomyRound trip

8 flight options · 4 airlines

Nonstop flights

Sat, May 29 – Sat, Jun 5

American Airlines
1:21 pmPHL
2h 6m
Nonstop
3:27 pmTYS
American Airlines
7:50 amTYS
1h 53m
Nonstop
9:43 amPHL

Round-trip total · 1 adult · Taxes included

Sat, May 29 – Sat, Jun 5

American Airlines
6:45 pmPHL
2h 12m
Nonstop
8:57 pmTYS
American Airlines
7:50 amTYS
1h 53m
Nonstop
9:43 amPHL

Round-trip total · 1 adult · Taxes included

One-stop flights

Sat, May 29 – Sat, Jun 5

Southwest Airlines
2:55 pmPHL
4h 55m
BNA · 1h 45m
7:50 pmTYS
Southwest Airlines
5:15 pmTYS
4h 55m
BNA · 1h 50m
10:10 pmPHL

Round-trip total · 1 adult · Taxes included

Sat, May 29 – Sat, Jun 5

United Airlines
3:05 pmPHL
4h 31m
IAD · 1h 27m
7:36 pmTYS
United Airlines
7:35 pmTYS
3h 55m
IAD · 1h
11:30 pmPHL

Round-trip total · 1 adult · Taxes included

Sat, May 29 – Sat, Jun 5

Delta Air Lines
12:22 pmPHL
5h 27m
DTW · 1h 56m
5:49 pmTYS
Delta Air Lines
11:43 amTYS
4h 52m
DTW · 1h 29m
4:35 pmPHL

Round-trip total · 1 adult · Taxes included

Sat, May 29 – Sat, Jun 5

American Airlines
3:33 pmPHL
5h 52m
DCA · 2h 41m
9:25 pmTYS
American Airlines
7:50 amTYS
1h 53m
Nonstop
9:43 amPHL

Round-trip total · 1 adult · Taxes included

Sat, May 29 – Sat, Jun 5

American Airlines
3:06 pmPHL
4h 25m
CLT · 1h 12m
7:31 pmTYS
American Airlines
7:50 amTYS
1h 53m
Nonstop
9:43 amPHL

Round-trip total · 1 adult · Taxes included

Sat, May 29 – Sat, Jun 5

Delta Air Lines
11:36 amPHL
4h 21m
ATL · 1h 9m
3:57 pmTYS
Delta Air Lines
11:43 amTYS
4h 52m
DTW · 1h 29m
4:35 pmPHL

Round-trip total · 1 adult · Taxes included

Make this trip yours

PHL ⇄ TYS

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, American Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

Explore this route

All dates for this routeMay 28, 2027 → Jun 4, 2027May 30, 2027 → Jun 6, 2027
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Route overview: Philadelphia to Knoxville (TYS) flight deals

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2027-05-29 → 2027-06-05American AirlinesAA6014 / AA5620$408.502026-10-29T01:56:05Z
2027-05-29 → 2027-06-05Southwest AirlinesWN2080 + WN31 / WN463 + WN2825$354.752026-10-29T01:56:05Z
2027-05-29 → 2027-06-05United AirlinesUA4575 + UA4914 / UA4040 + UA4558$376.252026-10-29T01:56:05Z
2027-05-29 → 2027-06-05Delta Air LinesDL2331 + DL4989 / DL5091 + DL1391$387.002026-10-29T01:56:05Z
2027-05-29 → 2027-06-05American AirlinesAA5066 / AA5620$408.502026-10-29T01:56:05Z
2027-05-29 → 2027-06-05American AirlinesAA5437 + AA5484 / AA5620$385.502026-10-29T01:56:05Z
2027-05-29 → 2027-06-05American AirlinesAA567 + AA5301 / AA5620$385.502026-10-29T01:56:05Z
2027-05-29 → 2027-06-05Delta Air LinesDL2270 + DL4931 / DL5091 + DL1391$387.002026-10-29T01:56:05Z

2027-05-29 → 2027-06-05 · $408.50

  • American Airlines AA6014: PHL 2027-05-29 13:21:00 → TYS 2027-05-29 15:27:00; nonstop; 126 minutes. Local airport times.
  • American Airlines AA5620: TYS 2027-06-05 07:50:00 → PHL 2027-06-05 09:43:00; nonstop; 113 minutes. Local airport times.

2027-05-29 → 2027-06-05 · $354.75

  • Southwest Airlines WN2080 / WN31: PHL 2027-05-29 14:55:00 → TYS 2027-05-29 19:50:00; 1 stop(s) via BNA; 295 minutes. Local airport times.
    • WN2080: PHL 2027-05-29 14:55:00 → BNA 2027-05-29 16:10:00; layover at BNA: 105 minutes.
    • WN31: BNA 2027-05-29 17:55:00 → TYS 2027-05-29 19:50:00.
  • Southwest Airlines WN463 / WN2825: TYS 2027-06-05 17:15:00 → PHL 2027-06-05 22:10:00; 1 stop(s) via BNA; 295 minutes. Local airport times.
    • WN463: TYS 2027-06-05 17:15:00 → BNA 2027-06-05 17:15:00; layover at BNA: 110 minutes.
    • WN2825: BNA 2027-06-05 19:05:00 → PHL 2027-06-05 22:10:00.

2027-05-29 → 2027-06-05 · $376.25

  • United Airlines UA4575 / UA4914: PHL 2027-05-29 15:05:00 → TYS 2027-05-29 19:36:00; 1 stop(s) via IAD; 271 minutes. Local airport times.
    • UA4575: PHL 2027-05-29 15:05:00 → IAD 2027-05-29 16:18:00; layover at IAD: 87 minutes.
    • UA4914: IAD 2027-05-29 17:45:00 → TYS 2027-05-29 19:36:00.
  • United Airlines UA4040 / UA4558: TYS 2027-06-05 19:35:00 → PHL 2027-06-05 23:30:00; 1 stop(s) via IAD; 235 minutes. Local airport times.
    • UA4040: TYS 2027-06-05 19:35:00 → IAD 2027-06-05 21:15:00; layover at IAD: 60 minutes.
    • UA4558: IAD 2027-06-05 22:15:00 → PHL 2027-06-05 23:30:00.

2027-05-29 → 2027-06-05 · $387.00

  • Delta Air Lines DL2331 / DL4989: PHL 2027-05-29 12:22:00 → TYS 2027-05-29 17:49:00; 1 stop(s) via DTW; 327 minutes. Local airport times.
    • DL2331: PHL 2027-05-29 12:22:00 → DTW 2027-05-29 14:14:00; layover at DTW: 116 minutes.
    • DL4989: DTW 2027-05-29 16:10:00 → TYS 2027-05-29 17:49:00.
  • Delta Air Lines DL5091 / DL1391: TYS 2027-06-05 11:43:00 → PHL 2027-06-05 16:35:00; 1 stop(s) via DTW; 292 minutes. Local airport times.
    • DL5091: TYS 2027-06-05 11:43:00 → DTW 2027-06-05 13:30:00; layover at DTW: 89 minutes.
    • DL1391: DTW 2027-06-05 14:59:00 → PHL 2027-06-05 16:35:00.

2027-05-29 → 2027-06-05 · $408.50

  • American Airlines AA5066: PHL 2027-05-29 18:45:00 → TYS 2027-05-29 20:57:00; nonstop; 132 minutes. Local airport times.
  • American Airlines AA5620: TYS 2027-06-05 07:50:00 → PHL 2027-06-05 09:43:00; nonstop; 113 minutes. Local airport times.

2027-05-29 → 2027-06-05 · $385.50

  • American Airlines AA5437 / AA5484: PHL 2027-05-29 15:33:00 → TYS 2027-05-29 21:25:00; 1 stop(s) via DCA; 352 minutes. Local airport times.
    • AA5437: PHL 2027-05-29 15:33:00 → DCA 2027-05-29 16:57:00; layover at DCA: 161 minutes.
    • AA5484: DCA 2027-05-29 19:38:00 → TYS 2027-05-29 21:25:00.
  • American Airlines AA5620: TYS 2027-06-05 07:50:00 → PHL 2027-06-05 09:43:00; nonstop; 113 minutes. Local airport times.

2027-05-29 → 2027-06-05 · $385.50

  • American Airlines AA567 / AA5301: PHL 2027-05-29 15:06:00 → TYS 2027-05-29 19:31:00; 1 stop(s) via CLT; 265 minutes. Local airport times.
    • AA567: PHL 2027-05-29 15:06:00 → CLT 2027-05-29 17:04:00; layover at CLT: 72 minutes.
    • AA5301: CLT 2027-05-29 18:16:00 → TYS 2027-05-29 19:31:00.
  • American Airlines AA5620: TYS 2027-06-05 07:50:00 → PHL 2027-06-05 09:43:00; nonstop; 113 minutes. Local airport times.

2027-05-29 → 2027-06-05 · $387.00

  • Delta Air Lines DL2270 / DL4931: PHL 2027-05-29 11:36:00 → TYS 2027-05-29 15:57:00; 1 stop(s) via ATL; 261 minutes. Local airport times.
    • DL2270: PHL 2027-05-29 11:36:00 → ATL 2027-05-29 13:46:00; layover at ATL: 69 minutes.
    • DL4931: ATL 2027-05-29 14:55:00 → TYS 2027-05-29 15:57:00.
  • Delta Air Lines DL5091 / DL1391: TYS 2027-06-05 11:43:00 → PHL 2027-06-05 16:35:00; 1 stop(s) via DTW; 292 minutes. Local airport times.
    • DL5091: TYS 2027-06-05 11:43:00 → DTW 2027-06-05 13:30:00; layover at DTW: 89 minutes.
    • DL1391: DTW 2027-06-05 14:59:00 → PHL 2027-06-05 16:35:00.

Explore this route