Travel with Axel,
get the best price.

Austin → Philadelphia

Dec 21, 2026 · one way

AUS → PHL1 adulteconomyOne way

8 flight options · 3 airlines

Nonstop flights

Mon, Dec 21 · One way

American Airlines
12:50 pmAUS
3h 27m
Nonstop
5:17 pmPHL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

American Airlines
7:05 amAUS
3h 24m
Nonstop
11:29 amPHL

One-way total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 · One way

Southwest Airlines
2:50 pmAUS
5h 35m
MDW · 1h 5m
9:25 pmPHL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
12:11 pmAUS
5h 47m
IAH · 1h 12m
6:58 pmPHL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
5:40 amAUS
5h 50m
DAL · 1h 40m
12:30 pmPHL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
3:15 pmAUS
5h 15m
STL · 1h
9:30 pmPHL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

American Airlines
8:09 amAUS
5h 34m
CLT · 1h 8m
2:43 pmPHL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
7:15 amAUS
5h 59m
IAD · 1h 35m
2:14 pmPHL

One-way total · 1 adult · Taxes included

Make this trip yours

AUS ⇄ PHL

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

More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
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.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-21 · one wayAmerican AirlinesAA454$245.002026-10-29T00:47:07Z
2026-12-21 · one waySouthwest AirlinesWN295 + WN4365$217.002026-10-29T00:47:07Z
2026-12-21 · one wayUnited AirlinesUA1747 + UA551$231.002026-10-29T00:47:07Z
2026-12-21 · one wayAmerican AirlinesAA942$245.002026-10-29T00:47:07Z
2026-12-21 · one waySouthwest AirlinesWN300 + WN2$217.002026-10-29T00:47:07Z
2026-12-21 · one waySouthwest AirlinesWN438 + WN4923$217.002026-10-29T00:47:07Z
2026-12-21 · one wayAmerican AirlinesAA2989 + AA687$224.002026-10-29T00:47:07Z
2026-12-21 · one wayUnited AirlinesUA525 + UA4292$231.002026-10-29T00:47:07Z

2026-12-21 · one way · $245.00

  • American Airlines AA454: AUS 2026-12-21 12:50:00 → PHL 2026-12-21 17:17:00; nonstop; 207 minutes. Local airport times.

2026-12-21 · one way · $217.00

  • Southwest Airlines WN295 / WN4365: AUS 2026-12-21 14:50:00 → PHL 2026-12-21 21:25:00; 1 stop(s) via MDW; 335 minutes. Local airport times.
    • WN295: AUS 2026-12-21 14:50:00 → MDW 2026-12-21 17:20:00; layover at MDW: 65 minutes.
    • WN4365: MDW 2026-12-21 18:25:00 → PHL 2026-12-21 21:25:00.

2026-12-21 · one way · $231.00

  • United Airlines UA1747 / UA551: AUS 2026-12-21 12:11:00 → PHL 2026-12-21 18:58:00; 1 stop(s) via IAH; 347 minutes. Local airport times.
    • UA1747: AUS 2026-12-21 12:11:00 → IAH 2026-12-21 13:23:00; layover at IAH: 72 minutes.
    • UA551: IAH 2026-12-21 14:35:00 → PHL 2026-12-21 18:58:00.

2026-12-21 · one way · $245.00

  • American Airlines AA942: AUS 2026-12-21 07:05:00 → PHL 2026-12-21 11:29:00; nonstop; 204 minutes. Local airport times.

2026-12-21 · one way · $217.00

  • Southwest Airlines WN300 / WN2: AUS 2026-12-21 05:40:00 → PHL 2026-12-21 12:30:00; 1 stop(s) via DAL; 350 minutes. Local airport times.
    • WN300: AUS 2026-12-21 05:40:00 → DAL 2026-12-21 06:45:00; layover at DAL: 100 minutes.
    • WN2: DAL 2026-12-21 08:25:00 → PHL 2026-12-21 12:30:00.

2026-12-21 · one way · $217.00

  • Southwest Airlines WN438 / WN4923: AUS 2026-12-21 15:15:00 → PHL 2026-12-21 21:30:00; 1 stop(s) via STL; 315 minutes. Local airport times.
    • WN438: AUS 2026-12-21 15:15:00 → STL 2026-12-21 17:20:00; layover at STL: 60 minutes.
    • WN4923: STL 2026-12-21 18:20:00 → PHL 2026-12-21 21:30:00.

2026-12-21 · one way · $224.00

  • American Airlines AA2989 / AA687: AUS 2026-12-21 08:09:00 → PHL 2026-12-21 14:43:00; 1 stop(s) via CLT; 334 minutes. Local airport times.
    • AA2989: AUS 2026-12-21 08:09:00 → CLT 2026-12-21 11:52:00; layover at CLT: 68 minutes.
    • AA687: CLT 2026-12-21 13:00:00 → PHL 2026-12-21 14:43:00.

2026-12-21 · one way · $231.00

  • United Airlines UA525 / UA4292: AUS 2026-12-21 07:15:00 → PHL 2026-12-21 14:14:00; 1 stop(s) via IAD; 359 minutes. Local airport times.
    • UA525: AUS 2026-12-21 07:15:00 → IAD 2026-12-21 11:24:00; layover at IAD: 95 minutes.
    • UA4292: IAD 2026-12-21 12:59:00 → PHL 2026-12-21 14:14:00.

More dates for this route