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Boise → San Jose

Dec 21, 2026 · return Dec 26, 2026

BOI → SJC1 adulteconomyRound trip

6 flight options · 3 airlines

Nonstop flights

Mon, Dec 21 – Sat, Dec 26

Southwest Airlines
8:45 pmBOI
1h 45m
Nonstop
9:30 pmSJC
Southwest Airlines
10:50 amSJC
1h 35m
Nonstop
1:25 pmBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

Alaska Airlines
10:18 amBOI
2h
Nonstop
11:18 amSJC
Alaska Airlines
5:21 pmSJC
1h 44m
Nonstop
8:05 pmBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

Southwest Airlines
10:15 amBOI
1h 50m
Nonstop
11:05 amSJC
Southwest Airlines
10:50 amSJC
1h 35m
Nonstop
1:25 pmBOI

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Sat, Dec 26

Delta Air Lines
8:41 amBOI
5h 15m
SLC · 1h 37m
12:56 pmSJC
Delta Air Lines
4:56 pmSJC
6h 14m
SLC · 2h 53m
12:10 am+1BOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

Southwest Airlines
3:45 pmBOI
5h 5m
LAS · 1h 45m
7:50 pmSJC
Southwest Airlines
10:50 amSJC
1h 35m
Nonstop
1:25 pmBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

Alaska Airlines
8:56 amBOI
4h 49m
PDX · 1h 18m
12:45 pmSJC
Alaska Airlines
5:21 pmSJC
1h 44m
Nonstop
8:05 pmBOI

Round-trip total · 1 adult · Taxes included

Make this trip yours

BOI ⇄ SJC

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 24, 2026 → Nov 29, 2026Dec 22, 2026 → Dec 27, 2026Dec 30, 2026 → Jan 2, 2027Jan 15, 2027 → Jan 18, 2027Oct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Jan 22, 2027 → Jan 25, 2027Oct 30, 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 → 2026-12-26Southwest AirlinesWN778 / WN3223$283.402026-10-29T00:51:26Z
2026-12-21 → 2026-12-26Alaska AirlinesAS2129 / AS3413$309.402026-10-29T00:51:26Z
2026-12-21 → 2026-12-26Delta Air LinesDL3607 + DL1254 / DL3966 + DL2111$413.402026-10-29T00:51:26Z
2026-12-21 → 2026-12-26Southwest AirlinesWN3892 / WN3223$283.402026-10-29T00:51:26Z
2026-12-21 → 2026-12-26Southwest AirlinesWN285 + WN1943 / WN3223$309.402026-10-29T00:51:26Z
2026-12-21 → 2026-12-26Alaska AirlinesAS456 + AS719 / AS3413$335.402026-10-29T00:51:26Z

2026-12-21 → 2026-12-26 · $283.40

  • Southwest Airlines WN778: BOI 2026-12-21 20:45:00 → SJC 2026-12-21 21:30:00; nonstop; 105 minutes. Local airport times.
  • Southwest Airlines WN3223: SJC 2026-12-26 10:50:00 → BOI 2026-12-26 13:25:00; nonstop; 95 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $309.40

  • Alaska Airlines AS2129: BOI 2026-12-21 10:18:00 → SJC 2026-12-21 11:18:00; nonstop; 120 minutes. Local airport times.
  • Alaska Airlines AS3413: SJC 2026-12-26 17:21:00 → BOI 2026-12-26 20:05:00; nonstop; 104 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $413.40

  • Delta Air Lines DL3607 / DL1254: BOI 2026-12-21 08:41:00 → SJC 2026-12-21 12:56:00; 1 stop(s) via SLC; 315 minutes. Local airport times.
    • DL3607: BOI 2026-12-21 08:41:00 → SLC 2026-12-21 10:15:00; layover at SLC: 97 minutes.
    • DL1254: SLC 2026-12-21 11:52:00 → SJC 2026-12-21 12:56:00.
  • Delta Air Lines DL3966 / DL2111: SJC 2026-12-26 16:56:00 → BOI 2026-12-27 00:10:00; 1 stop(s) via SLC; 374 minutes. Local airport times.
    • DL3966: SJC 2026-12-26 16:56:00 → SLC 2026-12-26 19:58:00; layover at SLC: 173 minutes.
    • DL2111: SLC 2026-12-26 22:51:00 → BOI 2026-12-27 00:10:00.

2026-12-21 → 2026-12-26 · $283.40

  • Southwest Airlines WN3892: BOI 2026-12-21 10:15:00 → SJC 2026-12-21 11:05:00; nonstop; 110 minutes. Local airport times.
  • Southwest Airlines WN3223: SJC 2026-12-26 10:50:00 → BOI 2026-12-26 13:25:00; nonstop; 95 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $309.40

  • Southwest Airlines WN285 / WN1943: BOI 2026-12-21 15:45:00 → SJC 2026-12-21 19:50:00; 1 stop(s) via LAS; 305 minutes. Local airport times.
    • WN285: BOI 2026-12-21 15:45:00 → LAS 2026-12-21 16:30:00; layover at LAS: 105 minutes.
    • WN1943: LAS 2026-12-21 18:15:00 → SJC 2026-12-21 19:50:00.
  • Southwest Airlines WN3223: SJC 2026-12-26 10:50:00 → BOI 2026-12-26 13:25:00; nonstop; 95 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $335.40

  • Alaska Airlines AS456 / AS719: BOI 2026-12-21 08:56:00 → SJC 2026-12-21 12:45:00; 1 stop(s) via PDX; 289 minutes. Local airport times.
    • AS456: BOI 2026-12-21 08:56:00 → PDX 2026-12-21 09:27:00; layover at PDX: 78 minutes.
    • AS719: PDX 2026-12-21 10:45:00 → SJC 2026-12-21 12:45:00.
  • Alaska Airlines AS3413: SJC 2026-12-26 17:21:00 → BOI 2026-12-26 20:05:00; nonstop; 104 minutes. Local airport times.

More dates for this route