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Boise → Phoenix

Dec 20, 2026 · return Dec 22, 2026

BOI → PHX1 adulteconomyRound trip

11 flight options · 6 airlines

Nonstop flights

Sun, Dec 20 – Tue, Dec 22

Southwest Airlines
1:00 pmBOI
2h
Nonstop
3:00 pmPHX
Southwest Airlines
1:40 pmPHX
2h 10m
Nonstop
3:50 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

Alaska Airlines
7:00 amBOI
2h 19m
Nonstop
9:19 amPHX
Alaska Airlines
9:53 amPHX
2h 16m
Nonstop
12:09 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

American Airlines
6:12 pmBOI
2h 12m
Nonstop
8:24 pmPHX
American Airlines
5:11 pmPHX
2h 13m
Nonstop
7:24 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

Southwest Airlines
6:10 pmBOI
2h
Nonstop
8:10 pmPHX
Southwest Airlines
1:40 pmPHX
2h 10m
Nonstop
3:50 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

American Airlines
2:03 pmBOI
2h 6m
Nonstop
4:09 pmPHX
American Airlines
5:11 pmPHX
2h 13m
Nonstop
7:24 pmBOI

Round-trip total · 1 adult · Taxes included

One-stop flights

Sun, Dec 20 – Tue, Dec 22

Frontier Airlines
7:55 pmBOI
4h 38m
LAS · 1h 28m
12:33 am+1PHX
Frontier Airlines
12:45 pmPHX
4h 35m
LAS · 1h 17m
5:20 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

United Airlines
2:48 pmBOI
5h 10m
DEN · 1h 9m
7:58 pmPHX
Southwest Airlines
1:40 pmPHX
2h 10m
Nonstop
3:50 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

Delta Air Lines
1:07 pmBOI
4h 10m
SLC · 1h 10m
5:17 pmPHX
Delta Air Lines
11:30 amPHX
4h 49m
LAX · 1h
4:19 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

Southwest Airlines
3:30 pmBOI
4h 55m
DEN · 1h 20m
8:25 pmPHX
Southwest Airlines
1:40 pmPHX
2h 10m
Nonstop
3:50 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

Southwest Airlines
5:50 amBOI
4h 35m
SAN · 1h
10:25 amPHX
Southwest Airlines
1:40 pmPHX
2h 10m
Nonstop
3:50 pmBOI

Round-trip total · 1 adult · Taxes included

Sun, Dec 20 – Tue, Dec 22

Alaska Airlines
6:43 pmBOI
4h 54m
SAN · 1h 8m
11:37 pmPHX
Alaska Airlines
9:53 amPHX
2h 16m
Nonstop
12:09 pmBOI

Round-trip total · 1 adult · Taxes included

Make this trip yours

BOI ⇄ PHX

Economy

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

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More dates

All dates for this routeNov 5, 2026 → Nov 8, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Dec 5, 2026 → Dec 12, 2026Dec 17, 2026 → Dec 20, 2026Dec 26, 2026 → Jan 2, 2027Jan 5, 2027 · One wayJan 16, 2027 → Jan 23, 2027Feb 5, 2027 → Feb 8, 2027Apr 3, 2027 → Apr 10, 2027Jun 26, 2027 → Jul 3, 2027Sep 17, 2027 → Sep 20, 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.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-20 → 2026-12-22Southwest AirlinesWN770 / WN4837$368.642026-10-29T00:51:19Z
2026-12-20 → 2026-12-22Alaska AirlinesAS2183 / AS2183$381.442026-10-29T00:51:19Z
2026-12-20 → 2026-12-22American AirlinesAA3907 / AA1152$407.042026-10-29T00:51:19Z
2026-12-20 → 2026-12-22Frontier AirlinesF91934 + F92258 / F93983 + F91933$266.242026-10-29T00:51:19Z
2026-12-20 → 2026-12-22United Airlines / Southwest AirlinesUA2173 + UA479 / WN4837$413.442026-10-29T00:51:19Z
2026-12-20 → 2026-12-22Delta Air LinesDL2095 + DL2525 / DL4119 + DL3701$458.242026-10-29T00:51:19Z
2026-12-20 → 2026-12-22Southwest AirlinesWN1315 / WN4837$368.642026-10-29T00:51:19Z
2026-12-20 → 2026-12-22American AirlinesAA2341 / AA1152$407.042026-10-29T00:51:19Z
2026-12-20 → 2026-12-22Southwest AirlinesWN760 + WN262 / WN4837$375.042026-10-29T00:51:19Z
2026-12-20 → 2026-12-22Southwest AirlinesWN4928 + WN250 / WN4837$375.042026-10-29T00:51:19Z
2026-12-20 → 2026-12-22Alaska AirlinesAS2421 + AS2297 / AS2183$407.042026-10-29T00:51:19Z

2026-12-20 → 2026-12-22 · $368.64

  • Southwest Airlines WN770: BOI 2026-12-20 13:00:00 → PHX 2026-12-20 15:00:00; nonstop; 120 minutes. Local airport times.
  • Southwest Airlines WN4837: PHX 2026-12-22 13:40:00 → BOI 2026-12-22 15:50:00; nonstop; 130 minutes. Local airport times.

2026-12-20 → 2026-12-22 · $381.44

  • Alaska Airlines AS2183: BOI 2026-12-20 07:00:00 → PHX 2026-12-20 09:19:00; nonstop; 139 minutes. Local airport times.
  • Alaska Airlines AS2183: PHX 2026-12-22 09:53:00 → BOI 2026-12-22 12:09:00; nonstop; 136 minutes. Local airport times.

2026-12-20 → 2026-12-22 · $407.04

  • American Airlines AA3907: BOI 2026-12-20 18:12:00 → PHX 2026-12-20 20:24:00; nonstop; 132 minutes. Local airport times.
  • American Airlines AA1152: PHX 2026-12-22 17:11:00 → BOI 2026-12-22 19:24:00; nonstop; 133 minutes. Local airport times.

2026-12-20 → 2026-12-22 · $266.24

  • Frontier Airlines F91934 / F92258: BOI 2026-12-20 19:55:00 → PHX 2026-12-21 00:33:00; 1 stop(s) via LAS; 278 minutes. Local airport times.
    • F91934: BOI 2026-12-20 19:55:00 → LAS 2026-12-20 20:49:00; layover at LAS: 88 minutes.
    • F92258: LAS 2026-12-20 22:17:00 → PHX 2026-12-21 00:33:00.
  • Frontier Airlines F93983 / F91933: PHX 2026-12-22 12:45:00 → BOI 2026-12-22 17:20:00; 1 stop(s) via LAS; 275 minutes. Local airport times.
    • F93983: PHX 2026-12-22 12:45:00 → LAS 2026-12-22 13:01:00; layover at LAS: 77 minutes.
    • F91933: LAS 2026-12-22 14:18:00 → BOI 2026-12-22 17:20:00.

2026-12-20 → 2026-12-22 · $413.44

  • United Airlines UA2173 / UA479: BOI 2026-12-20 14:48:00 → PHX 2026-12-20 19:58:00; 1 stop(s) via DEN; 310 minutes. Local airport times.
    • UA2173: BOI 2026-12-20 14:48:00 → DEN 2026-12-20 16:45:00; layover at DEN: 69 minutes.
    • UA479: DEN 2026-12-20 17:54:00 → PHX 2026-12-20 19:58:00.
  • Southwest Airlines WN4837: PHX 2026-12-22 13:40:00 → BOI 2026-12-22 15:50:00; nonstop; 130 minutes. Local airport times.

2026-12-20 → 2026-12-22 · $458.24

  • Delta Air Lines DL2095 / DL2525: BOI 2026-12-20 13:07:00 → PHX 2026-12-20 17:17:00; 1 stop(s) via SLC; 250 minutes. Local airport times.
    • DL2095: BOI 2026-12-20 13:07:00 → SLC 2026-12-20 14:25:00; layover at SLC: 70 minutes.
    • DL2525: SLC 2026-12-20 15:35:00 → PHX 2026-12-20 17:17:00.
  • Delta Air Lines DL4119 / DL3701: PHX 2026-12-22 11:30:00 → BOI 2026-12-22 16:19:00; 1 stop(s) via LAX; 289 minutes. Local airport times.
    • DL4119: PHX 2026-12-22 11:30:00 → LAX 2026-12-22 12:10:00; layover at LAX: 60 minutes.
    • DL3701: LAX 2026-12-22 13:10:00 → BOI 2026-12-22 16:19:00.

2026-12-20 → 2026-12-22 · $368.64

  • Southwest Airlines WN1315: BOI 2026-12-20 18:10:00 → PHX 2026-12-20 20:10:00; nonstop; 120 minutes. Local airport times.
  • Southwest Airlines WN4837: PHX 2026-12-22 13:40:00 → BOI 2026-12-22 15:50:00; nonstop; 130 minutes. Local airport times.

2026-12-20 → 2026-12-22 · $407.04

  • American Airlines AA2341: BOI 2026-12-20 14:03:00 → PHX 2026-12-20 16:09:00; nonstop; 126 minutes. Local airport times.
  • American Airlines AA1152: PHX 2026-12-22 17:11:00 → BOI 2026-12-22 19:24:00; nonstop; 133 minutes. Local airport times.

2026-12-20 → 2026-12-22 · $375.04

  • Southwest Airlines WN760 / WN262: BOI 2026-12-20 15:30:00 → PHX 2026-12-20 20:25:00; 1 stop(s) via DEN; 295 minutes. Local airport times.
    • WN760: BOI 2026-12-20 15:30:00 → DEN 2026-12-20 17:10:00; layover at DEN: 80 minutes.
    • WN262: DEN 2026-12-20 18:30:00 → PHX 2026-12-20 20:25:00.
  • Southwest Airlines WN4837: PHX 2026-12-22 13:40:00 → BOI 2026-12-22 15:50:00; nonstop; 130 minutes. Local airport times.

2026-12-20 → 2026-12-22 · $375.04

  • Southwest Airlines WN4928 / WN250: BOI 2026-12-20 05:50:00 → PHX 2026-12-20 10:25:00; 1 stop(s) via SAN; 275 minutes. Local airport times.
    • WN4928: BOI 2026-12-20 05:50:00 → SAN 2026-12-20 07:05:00; layover at SAN: 60 minutes.
    • WN250: SAN 2026-12-20 08:05:00 → PHX 2026-12-20 10:25:00.
  • Southwest Airlines WN4837: PHX 2026-12-22 13:40:00 → BOI 2026-12-22 15:50:00; nonstop; 130 minutes. Local airport times.

2026-12-20 → 2026-12-22 · $407.04

  • Alaska Airlines AS2421 / AS2297: BOI 2026-12-20 18:43:00 → PHX 2026-12-20 23:37:00; 1 stop(s) via SAN; 294 minutes. Local airport times.
    • AS2421: BOI 2026-12-20 18:43:00 → SAN 2026-12-20 20:03:00; layover at SAN: 68 minutes.
    • AS2297: SAN 2026-12-20 21:11:00 → PHX 2026-12-20 23:37:00.
  • Alaska Airlines AS2183: PHX 2026-12-22 09:53:00 → BOI 2026-12-22 12:09:00; nonstop; 136 minutes. Local airport times.

More dates for this route