Travel with Axel,
get the best price.

Colorado Springs → Phoenix

Choose your travel dates

COS → PHX1 adulteconomy

18 flight options · 3 airlines

Round-trip flights

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
3:05 pmCOS
1h 55m
Nonstop
5:00 pmPHX
Southwest Airlines
3:20 pmPHX
1h 40m
Nonstop
5:00 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
5:05 pmCOS
4h 32m
DEN · 1h 11m
9:37 pmPHX
United Airlines
7:45 pmPHX
4h 13m
DEN · 1h 13m
11:58 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Delta Air Lines
5:54 pmCOS
5h 1m
SLC · 1h 11m
10:55 pmPHX
Delta Air Lines
10:45 amPHX
6h 29m
SLC · 3h 7m
5:14 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
3:05 pmCOS
1h 55m
Nonstop
5:00 pmPHX
Southwest Airlines
3:20 pmPHX
1h 40m
Nonstop
5:00 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
7:45 pmCOS
1h 55m
Nonstop
9:40 pmPHX
Southwest Airlines
3:20 pmPHX
1h 40m
Nonstop
5:00 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
7:45 pmCOS
1h 55m
Nonstop
9:40 pmPHX
Southwest Airlines
3:20 pmPHX
1h 40m
Nonstop
5:00 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
4:15 pmCOS
4h 10m
DEN · 1h 20m
8:25 pmPHX
Southwest Airlines
3:20 pmPHX
1h 40m
Nonstop
5:00 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
5:55 amCOS
5h
LAS · 1h 40m
10:55 amPHX
Southwest Airlines
3:20 pmPHX
1h 40m
Nonstop
5:00 pmCOS

Round-trip total · 1 adult · Taxes included

Show 4 more flights

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
4:15 pmCOS
4h 10m
DEN · 1h 20m
8:25 pmPHX
Southwest Airlines
3:20 pmPHX
1h 40m
Nonstop
5:00 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
5:55 amCOS
5h
LAS · 1h 40m
10:55 amPHX
Southwest Airlines
3:20 pmPHX
1h 40m
Nonstop
5:00 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
5:05 pmCOS
4h 32m
DEN · 1h 11m
9:37 pmPHX
United Airlines
7:45 pmPHX
4h 13m
DEN · 1h 13m
11:58 pmCOS

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Delta Air Lines
5:54 pmCOS
5h 1m
SLC · 1h 11m
10:55 pmPHX
Delta Air Lines
10:45 amPHX
6h 29m
SLC · 3h 7m
5:14 pmCOS

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

Southwest Airlines
3:05 pmCOS
1h 55m
Nonstop
5:00 pmPHX

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
5:05 pmCOS
4h 32m
DEN · 1h 11m
9:37 pmPHX

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Delta Air Lines
5:54 pmCOS
5h 1m
SLC · 1h 11m
10:55 pmPHX

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
7:45 pmCOS
1h 55m
Nonstop
9:40 pmPHX

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
4:15 pmCOS
4h 10m
DEN · 1h 20m
8:25 pmPHX

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
5:55 amCOS
5h
LAS · 1h 40m
10:55 amPHX

One-way total · 1 adult · Taxes included

Make this trip yours

COS ⇄ PHX

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.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. 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

Nov 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)
2026-11-20 · one waySouthwest AirlinesWN1379$185.002026-10-29T01:00:13Z
2026-11-20 → 2026-11-23Southwest AirlinesWN1379 / WN3409$345.002026-10-29T01:00:13Z
2026-11-20 · one wayUnited AirlinesUA4719 + UA1729$215.002026-10-29T01:00:13Z
2026-11-20 · one wayDelta Air LinesDL4449 + DL1496$235.002026-10-29T01:00:13Z
2026-11-20 → 2026-11-23United AirlinesUA4719 + UA1729 / UA1745 + UA4745$395.002026-10-29T01:00:13Z
2026-11-20 → 2026-11-23Delta Air LinesDL4449 + DL1496 / DL1447 + DL4449$430.002026-10-29T01:00:13Z
2026-11-27 → 2026-12-04Southwest AirlinesWN1379 / WN3409$388.132026-10-29T01:00:13Z
2026-11-20 · one waySouthwest AirlinesWN1300$185.002026-10-29T01:00:13Z
2026-11-20 → 2026-11-23Southwest AirlinesWN1300 / WN3409$345.002026-10-29T01:00:13Z
2026-11-27 → 2026-12-04Southwest AirlinesWN1300 / WN3409$388.132026-10-29T01:00:13Z
2026-11-20 · one waySouthwest AirlinesWN1291 + WN262$195.002026-10-29T01:00:13Z
2026-11-20 · one waySouthwest AirlinesWN4059 + WN2443$195.002026-10-29T01:00:13Z
2026-11-20 → 2026-11-23Southwest AirlinesWN1291 + WN262 / WN3409$355.002026-10-29T01:00:13Z
2026-11-20 → 2026-11-23Southwest AirlinesWN4059 + WN2443 / WN3409$355.002026-10-29T01:00:13Z
2026-11-27 → 2026-12-04Southwest AirlinesWN1291 + WN262 / WN3409$400.632026-10-29T01:00:13Z
2026-11-27 → 2026-12-04Southwest AirlinesWN4059 + WN2443 / WN3409$400.632026-10-29T01:00:13Z
2026-11-27 → 2026-12-04United AirlinesUA4719 + UA1729 / UA1745 + UA4745$444.382026-10-29T01:00:13Z
2026-11-27 → 2026-12-04Delta Air LinesDL4449 + DL1496 / DL1447 + DL4449$483.752026-10-29T01:00:13Z

2026-11-20 · one way · $185.00

  • Southwest Airlines WN1379: COS 2026-11-20 15:05:00 → PHX 2026-11-20 17:00:00; nonstop; 115 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $345.00

  • Southwest Airlines WN1379: COS 2026-11-20 15:05:00 → PHX 2026-11-20 17:00:00; nonstop; 115 minutes. Local airport times.
  • Southwest Airlines WN3409: PHX 2026-11-23 15:20:00 → COS 2026-11-23 17:00:00; nonstop; 100 minutes. Local airport times.

2026-11-20 · one way · $215.00

  • United Airlines UA4719 / UA1729: COS 2026-11-20 17:05:00 → PHX 2026-11-20 21:37:00; 1 stop(s) via DEN; 272 minutes. Local airport times.
    • UA4719: COS 2026-11-20 17:05:00 → DEN 2026-11-20 18:24:00; layover at DEN: 71 minutes.
    • UA1729: DEN 2026-11-20 19:35:00 → PHX 2026-11-20 21:37:00.

2026-11-20 · one way · $235.00

  • Delta Air Lines DL4449 / DL1496: COS 2026-11-20 17:54:00 → PHX 2026-11-20 22:55:00; 1 stop(s) via SLC; 301 minutes. Local airport times.
    • DL4449: COS 2026-11-20 17:54:00 → SLC 2026-11-20 19:59:00; layover at SLC: 71 minutes.
    • DL1496: SLC 2026-11-20 21:10:00 → PHX 2026-11-20 22:55:00.

2026-11-20 → 2026-11-23 · $395.00

  • United Airlines UA4719 / UA1729: COS 2026-11-20 17:05:00 → PHX 2026-11-20 21:37:00; 1 stop(s) via DEN; 272 minutes. Local airport times.
    • UA4719: COS 2026-11-20 17:05:00 → DEN 2026-11-20 18:24:00; layover at DEN: 71 minutes.
    • UA1729: DEN 2026-11-20 19:35:00 → PHX 2026-11-20 21:37:00.
  • United Airlines UA1745 / UA4745: PHX 2026-11-23 19:45:00 → COS 2026-11-23 23:58:00; 1 stop(s) via DEN; 253 minutes. Local airport times.
    • UA1745: PHX 2026-11-23 19:45:00 → DEN 2026-11-23 21:42:00; layover at DEN: 73 minutes.
    • UA4745: DEN 2026-11-23 22:55:00 → COS 2026-11-23 23:58:00.

2026-11-20 → 2026-11-23 · $430.00

  • Delta Air Lines DL4449 / DL1496: COS 2026-11-20 17:54:00 → PHX 2026-11-20 22:55:00; 1 stop(s) via SLC; 301 minutes. Local airport times.
    • DL4449: COS 2026-11-20 17:54:00 → SLC 2026-11-20 19:59:00; layover at SLC: 71 minutes.
    • DL1496: SLC 2026-11-20 21:10:00 → PHX 2026-11-20 22:55:00.
  • Delta Air Lines DL1447 / DL4449: PHX 2026-11-23 10:45:00 → COS 2026-11-23 17:14:00; 1 stop(s) via SLC; 389 minutes. Local airport times.
    • DL1447: PHX 2026-11-23 10:45:00 → SLC 2026-11-23 12:25:00; layover at SLC: 187 minutes.
    • DL4449: SLC 2026-11-23 15:32:00 → COS 2026-11-23 17:14:00.

2026-11-27 → 2026-12-04 · $388.13

  • Southwest Airlines WN1379: COS 2026-11-27 15:05:00 → PHX 2026-11-27 17:00:00; nonstop; 115 minutes. Local airport times.
  • Southwest Airlines WN3409: PHX 2026-12-04 15:20:00 → COS 2026-12-04 17:00:00; nonstop; 100 minutes. Local airport times.

2026-11-20 · one way · $185.00

  • Southwest Airlines WN1300: COS 2026-11-20 19:45:00 → PHX 2026-11-20 21:40:00; nonstop; 115 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $345.00

  • Southwest Airlines WN1300: COS 2026-11-20 19:45:00 → PHX 2026-11-20 21:40:00; nonstop; 115 minutes. Local airport times.
  • Southwest Airlines WN3409: PHX 2026-11-23 15:20:00 → COS 2026-11-23 17:00:00; nonstop; 100 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $388.13

  • Southwest Airlines WN1300: COS 2026-11-27 19:45:00 → PHX 2026-11-27 21:40:00; nonstop; 115 minutes. Local airport times.
  • Southwest Airlines WN3409: PHX 2026-12-04 15:20:00 → COS 2026-12-04 17:00:00; nonstop; 100 minutes. Local airport times.

2026-11-20 · one way · $195.00

  • Southwest Airlines WN1291 / WN262: COS 2026-11-20 16:15:00 → PHX 2026-11-20 20:25:00; 1 stop(s) via DEN; 250 minutes. Local airport times.
    • WN1291: COS 2026-11-20 16:15:00 → DEN 2026-11-20 17:10:00; layover at DEN: 80 minutes.
    • WN262: DEN 2026-11-20 18:30:00 → PHX 2026-11-20 20:25:00.

2026-11-20 · one way · $195.00

  • Southwest Airlines WN4059 / WN2443: COS 2026-11-20 05:55:00 → PHX 2026-11-20 10:55:00; 1 stop(s) via LAS; 300 minutes. Local airport times.
    • WN4059: COS 2026-11-20 05:55:00 → LAS 2026-11-20 07:00:00; layover at LAS: 100 minutes.
    • WN2443: LAS 2026-11-20 08:40:00 → PHX 2026-11-20 10:55:00.

2026-11-20 → 2026-11-23 · $355.00

  • Southwest Airlines WN1291 / WN262: COS 2026-11-20 16:15:00 → PHX 2026-11-20 20:25:00; 1 stop(s) via DEN; 250 minutes. Local airport times.
    • WN1291: COS 2026-11-20 16:15:00 → DEN 2026-11-20 17:10:00; layover at DEN: 80 minutes.
    • WN262: DEN 2026-11-20 18:30:00 → PHX 2026-11-20 20:25:00.
  • Southwest Airlines WN3409: PHX 2026-11-23 15:20:00 → COS 2026-11-23 17:00:00; nonstop; 100 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $355.00

  • Southwest Airlines WN4059 / WN2443: COS 2026-11-20 05:55:00 → PHX 2026-11-20 10:55:00; 1 stop(s) via LAS; 300 minutes. Local airport times.
    • WN4059: COS 2026-11-20 05:55:00 → LAS 2026-11-20 07:00:00; layover at LAS: 100 minutes.
    • WN2443: LAS 2026-11-20 08:40:00 → PHX 2026-11-20 10:55:00.
  • Southwest Airlines WN3409: PHX 2026-11-23 15:20:00 → COS 2026-11-23 17:00:00; nonstop; 100 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $400.63

  • Southwest Airlines WN1291 / WN262: COS 2026-11-27 16:15:00 → PHX 2026-11-27 20:25:00; 1 stop(s) via DEN; 250 minutes. Local airport times.
    • WN1291: COS 2026-11-27 16:15:00 → DEN 2026-11-27 17:10:00; layover at DEN: 80 minutes.
    • WN262: DEN 2026-11-27 18:30:00 → PHX 2026-11-27 20:25:00.
  • Southwest Airlines WN3409: PHX 2026-12-04 15:20:00 → COS 2026-12-04 17:00:00; nonstop; 100 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $400.63

  • Southwest Airlines WN4059 / WN2443: COS 2026-11-27 05:55:00 → PHX 2026-11-27 10:55:00; 1 stop(s) via LAS; 300 minutes. Local airport times.
    • WN4059: COS 2026-11-27 05:55:00 → LAS 2026-11-27 07:00:00; layover at LAS: 100 minutes.
    • WN2443: LAS 2026-11-27 08:40:00 → PHX 2026-11-27 10:55:00.
  • Southwest Airlines WN3409: PHX 2026-12-04 15:20:00 → COS 2026-12-04 17:00:00; nonstop; 100 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $444.38

  • United Airlines UA4719 / UA1729: COS 2026-11-27 17:05:00 → PHX 2026-11-27 21:37:00; 1 stop(s) via DEN; 272 minutes. Local airport times.
    • UA4719: COS 2026-11-27 17:05:00 → DEN 2026-11-27 18:24:00; layover at DEN: 71 minutes.
    • UA1729: DEN 2026-11-27 19:35:00 → PHX 2026-11-27 21:37:00.
  • United Airlines UA1745 / UA4745: PHX 2026-12-04 19:45:00 → COS 2026-12-04 23:58:00; 1 stop(s) via DEN; 253 minutes. Local airport times.
    • UA1745: PHX 2026-12-04 19:45:00 → DEN 2026-12-04 21:42:00; layover at DEN: 73 minutes.
    • UA4745: DEN 2026-12-04 22:55:00 → COS 2026-12-04 23:58:00.

2026-11-27 → 2026-12-04 · $483.75

  • Delta Air Lines DL4449 / DL1496: COS 2026-11-27 17:54:00 → PHX 2026-11-27 22:55:00; 1 stop(s) via SLC; 301 minutes. Local airport times.
    • DL4449: COS 2026-11-27 17:54:00 → SLC 2026-11-27 19:59:00; layover at SLC: 71 minutes.
    • DL1496: SLC 2026-11-27 21:10:00 → PHX 2026-11-27 22:55:00.
  • Delta Air Lines DL1447 / DL4449: PHX 2026-12-04 10:45:00 → COS 2026-12-04 17:14:00; 1 stop(s) via SLC; 389 minutes. Local airport times.
    • DL1447: PHX 2026-12-04 10:45:00 → SLC 2026-12-04 12:25:00; layover at SLC: 187 minutes.
    • DL4449: SLC 2026-12-04 15:32:00 → COS 2026-12-04 17:14:00.

More dates for this route