Travel with Axel,
get the best price.

Denver → Pittsburgh

Dec 3, 2026 · return Dec 7, 2026

DEN → PIT1 adulteconomyRound trip

10 flight options · 4 airlines

Nonstop flights

Thu, Dec 3 – Mon, Dec 7

Southwest Airlines
6:50 pmDEN
2h 55m
Nonstop
11:45 pmPIT
Southwest Airlines
5:40 amPIT
3h 45m
Nonstop
7:25 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Mon, Dec 7

United Airlines
9:35 amDEN
3h 1m
Nonstop
2:36 pmPIT
United Airlines
4:43 pmPIT
3h 38m
Nonstop
6:21 pmDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Mon, Dec 7

Southwest Airlines
10:55 amDEN
2h 50m
Nonstop
3:45 pmPIT
Southwest Airlines
5:40 amPIT
3h 45m
Nonstop
7:25 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Mon, Dec 7

United Airlines
5:45 pmDEN
3h 2m
Nonstop
10:47 pmPIT
United Airlines
4:43 pmPIT
3h 38m
Nonstop
6:21 pmDEN

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Dec 3 – Mon, Dec 7

American Airlines
6:41 amDEN
5h 58m
DFW · 1h 10m
2:39 pmPIT
United Airlines
4:43 pmPIT
3h 38m
Nonstop
6:21 pmDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Mon, Dec 7

Delta Air Lines
3:50 pmDEN
5h 23m
MSP · 1h 6m
11:13 pmPIT
Delta Air Lines
3:59 pmPIT
6h 20m
MSP · 1h 40m
8:19 pmDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Mon, Dec 7

Southwest Airlines
12:10 pmDEN
5h 35m
DAL · 1h 10m
7:45 pmPIT
Southwest Airlines
5:40 amPIT
3h 45m
Nonstop
7:25 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Mon, Dec 7

Southwest Airlines
10:55 amDEN
5h 45m
ATL · 1h 15m
6:40 pmPIT
Southwest Airlines
5:40 amPIT
3h 45m
Nonstop
7:25 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Mon, Dec 7

Southwest Airlines
3:40 pmDEN
5h 10m
STL · 1h 35m
10:50 pmPIT
Southwest Airlines
5:40 amPIT
3h 45m
Nonstop
7:25 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Mon, Dec 7

United Airlines
4:35 pmDEN
5h 24m
ORD · 1h 13m
11:59 pmPIT
United Airlines
4:43 pmPIT
3h 38m
Nonstop
6:21 pmDEN

Round-trip total · 1 adult · Taxes included

Make this trip yours

DEN ⇄ PIT

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, Southwest 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

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)
2026-12-03 → 2026-12-07Southwest AirlinesWN1763 / WN3543$340.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07United AirlinesUA1308 / UA1816$390.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07American Airlines / United AirlinesAA1523 + AA601 / UA1816$370.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07Delta Air LinesDL2271 + DL2636 / DL5474 + DL2931$370.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07Southwest AirlinesWN2605 / WN3543$340.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07United AirlinesUA1255 / UA1816$390.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07Southwest AirlinesWN1604 + WN1378 / WN3543$330.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07Southwest AirlinesWN1801 + WN925 / WN3543$330.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07Southwest AirlinesWN2170 + WN4850 / WN3543$330.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-07United AirlinesUA675 + UA3464 / UA1816$370.002026-10-29T01:04:33Z

2026-12-03 → 2026-12-07 · $340.00

  • Southwest Airlines WN1763: DEN 2026-12-03 18:50:00 → PIT 2026-12-03 23:45:00; nonstop; 175 minutes. Local airport times.
  • Southwest Airlines WN3543: PIT 2026-12-07 05:40:00 → DEN 2026-12-07 07:25:00; nonstop; 225 minutes. Local airport times.

2026-12-03 → 2026-12-07 · $390.00

  • United Airlines UA1308: DEN 2026-12-03 09:35:00 → PIT 2026-12-03 14:36:00; nonstop; 181 minutes. Local airport times.
  • United Airlines UA1816: PIT 2026-12-07 16:43:00 → DEN 2026-12-07 18:21:00; nonstop; 218 minutes. Local airport times.

2026-12-03 → 2026-12-07 · $370.00

  • American Airlines AA1523 / AA601: DEN 2026-12-03 06:41:00 → PIT 2026-12-03 14:39:00; 1 stop(s) via DFW; 358 minutes. Local airport times.
    • AA1523: DEN 2026-12-03 06:41:00 → DFW 2026-12-03 09:50:00; layover at DFW: 70 minutes.
    • AA601: DFW 2026-12-03 11:00:00 → PIT 2026-12-03 14:39:00.
  • United Airlines UA1816: PIT 2026-12-07 16:43:00 → DEN 2026-12-07 18:21:00; nonstop; 218 minutes. Local airport times.

2026-12-03 → 2026-12-07 · $370.00

  • Delta Air Lines DL2271 / DL2636: DEN 2026-12-03 15:50:00 → PIT 2026-12-03 23:13:00; 1 stop(s) via MSP; 323 minutes. Local airport times.
    • DL2271: DEN 2026-12-03 15:50:00 → MSP 2026-12-03 18:59:00; layover at MSP: 66 minutes.
    • DL2636: MSP 2026-12-03 20:05:00 → PIT 2026-12-03 23:13:00.
  • Delta Air Lines DL5474 / DL2931: PIT 2026-12-07 15:59:00 → DEN 2026-12-07 20:19:00; 1 stop(s) via MSP; 380 minutes. Local airport times.
    • DL5474: PIT 2026-12-07 15:59:00 → MSP 2026-12-07 17:19:00; layover at MSP: 100 minutes.
    • DL2931: MSP 2026-12-07 18:59:00 → DEN 2026-12-07 20:19:00.

2026-12-03 → 2026-12-07 · $340.00

  • Southwest Airlines WN2605: DEN 2026-12-03 10:55:00 → PIT 2026-12-03 15:45:00; nonstop; 170 minutes. Local airport times.
  • Southwest Airlines WN3543: PIT 2026-12-07 05:40:00 → DEN 2026-12-07 07:25:00; nonstop; 225 minutes. Local airport times.

2026-12-03 → 2026-12-07 · $390.00

  • United Airlines UA1255: DEN 2026-12-03 17:45:00 → PIT 2026-12-03 22:47:00; nonstop; 182 minutes. Local airport times.
  • United Airlines UA1816: PIT 2026-12-07 16:43:00 → DEN 2026-12-07 18:21:00; nonstop; 218 minutes. Local airport times.

2026-12-03 → 2026-12-07 · $330.00

  • Southwest Airlines WN1604 / WN1378: DEN 2026-12-03 12:10:00 → PIT 2026-12-03 19:45:00; 1 stop(s) via DAL; 335 minutes. Local airport times.
    • WN1604: DEN 2026-12-03 12:10:00 → DAL 2026-12-03 15:05:00; layover at DAL: 70 minutes.
    • WN1378: DAL 2026-12-03 16:15:00 → PIT 2026-12-03 19:45:00.
  • Southwest Airlines WN3543: PIT 2026-12-07 05:40:00 → DEN 2026-12-07 07:25:00; nonstop; 225 minutes. Local airport times.

2026-12-03 → 2026-12-07 · $330.00

  • Southwest Airlines WN1801 / WN925: DEN 2026-12-03 10:55:00 → PIT 2026-12-03 18:40:00; 1 stop(s) via ATL; 345 minutes. Local airport times.
    • WN1801: DEN 2026-12-03 10:55:00 → ATL 2026-12-03 15:40:00; layover at ATL: 75 minutes.
    • WN925: ATL 2026-12-03 16:55:00 → PIT 2026-12-03 18:40:00.
  • Southwest Airlines WN3543: PIT 2026-12-07 05:40:00 → DEN 2026-12-07 07:25:00; nonstop; 225 minutes. Local airport times.

2026-12-03 → 2026-12-07 · $330.00

  • Southwest Airlines WN2170 / WN4850: DEN 2026-12-03 15:40:00 → PIT 2026-12-03 22:50:00; 1 stop(s) via STL; 310 minutes. Local airport times.
    • WN2170: DEN 2026-12-03 15:40:00 → STL 2026-12-03 18:35:00; layover at STL: 95 minutes.
    • WN4850: STL 2026-12-03 20:10:00 → PIT 2026-12-03 22:50:00.
  • Southwest Airlines WN3543: PIT 2026-12-07 05:40:00 → DEN 2026-12-07 07:25:00; nonstop; 225 minutes. Local airport times.

2026-12-03 → 2026-12-07 · $370.00

  • United Airlines UA675 / UA3464: DEN 2026-12-03 16:35:00 → PIT 2026-12-03 23:59:00; 1 stop(s) via ORD; 324 minutes. Local airport times.
    • UA675: DEN 2026-12-03 16:35:00 → ORD 2026-12-03 20:15:00; layover at ORD: 73 minutes.
    • UA3464: ORD 2026-12-03 21:28:00 → PIT 2026-12-03 23:59:00.
  • United Airlines UA1816: PIT 2026-12-07 16:43:00 → DEN 2026-12-07 18:21:00; nonstop; 218 minutes. Local airport times.

More dates for this route