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Boise → Chicago

Dec 21, 2026 · return Dec 24, 2026

BOI → ORD1 adulteconomyRound trip

10 flight options · 5 airlines

Nonstop flights

Mon, Dec 21 – Thu, Dec 24

American Airlines
6:07 amBOI
3h 53m
Nonstop
11:00 amORD
American Airlines
9:45 amORD
3h 53m
Nonstop
12:38 pmBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

United Airlines
12:31 pmBOI
3h 31m
Nonstop
5:02 pmORD
United Airlines
8:40 amORD
3h 51m
Nonstop
11:31 amBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

American Airlines
1:39 pmBOI
3h 38m
Nonstop
6:17 pmORD
American Airlines
9:45 amORD
3h 53m
Nonstop
12:38 pmBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

United Airlines
8:28 amBOI
3h 44m
Nonstop
1:12 pmORD
United Airlines
8:40 amORD
3h 51m
Nonstop
11:31 amBOI

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Thu, Dec 24

Frontier Airlines
7:56 pmBOI
8h 3m
LAS · 2h 25m
4:59 am+1ORD
United Airlines
8:40 amORD
3h 51m
Nonstop
11:31 amBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

Alaska Airlines
8:21 pmBOI
7h 46m
PDX · 2h 23m
5:07 am+1ORD
United Airlines
8:40 amORD
3h 51m
Nonstop
11:31 amBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

Delta Air Lines
3:00 pmBOI
5h 37m
MSP · 1h 15m
9:37 pmORD
Delta Air Lines
6:49 amORD
7h 45m
ATL · 1h 10m
1:34 pmBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

American Airlines
2:49 pmBOI
8h 10m
DFW · 2h 20m
11:59 pmORD
American Airlines
9:45 amORD
3h 53m
Nonstop
12:38 pmBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

Alaska Airlines
1:00 pmBOI
6h 7m
GEG · 1h 3m
8:07 pmORD
United Airlines
8:40 amORD
3h 51m
Nonstop
11:31 amBOI

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

United Airlines
8:28 amBOI
3h 47m
Nonstop
1:15 pmORD
United Airlines
7:37 amORD
8h 13m
SFO · 1h 30m
2:50 pmBOI

Round-trip total · 1 adult · Taxes included

Make this trip yours

BOI ⇄ ORD

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 → 2026-12-24American AirlinesAA2748 / AA2143$487.502026-10-29T00:51:17Z
2026-12-21 → 2026-12-24United AirlinesUA4679 / UA490$500.502026-10-29T00:51:17Z
2026-12-21 → 2026-12-24Frontier Airlines / United AirlinesF91934 + F92146 / UA490$383.502026-10-29T00:51:17Z
2026-12-21 → 2026-12-24Alaska Airlines / United AirlinesAS2060 + AA3329 / UA490$481.002026-10-29T00:51:17Z
2026-12-21 → 2026-12-24Delta Air LinesDL1839 + DL1563 / DL1247 + DL874$481.002026-10-29T00:51:17Z
2026-12-21 → 2026-12-24American AirlinesAA2036 / AA2143$487.502026-10-29T00:51:17Z
2026-12-21 → 2026-12-24United AirlinesUA4644 / UA490$500.502026-10-29T00:51:17Z
2026-12-21 → 2026-12-24American AirlinesAA2630 + AA2221 / AA2143$468.002026-10-29T00:51:17Z
2026-12-21 → 2026-12-24Alaska Airlines / United AirlinesAS2498 + AA677 / UA490$481.002026-10-29T00:51:17Z
2026-12-21 → 2026-12-24United AirlinesUA4644 / UA1116 + UA246$481.002026-10-29T00:51:17Z

2026-12-21 → 2026-12-24 · $487.50

  • American Airlines AA2748: BOI 2026-12-21 06:07:00 → ORD 2026-12-21 11:00:00; nonstop; 233 minutes. Local airport times.
  • American Airlines AA2143: ORD 2026-12-24 09:45:00 → BOI 2026-12-24 12:38:00; nonstop; 233 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $500.50

  • United Airlines UA4679: BOI 2026-12-21 12:31:00 → ORD 2026-12-21 17:02:00; nonstop; 211 minutes. Local airport times.
  • United Airlines UA490: ORD 2026-12-24 08:40:00 → BOI 2026-12-24 11:31:00; nonstop; 231 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $383.50

  • Frontier Airlines F91934 / F92146: BOI 2026-12-21 19:56:00 → ORD 2026-12-22 04:59:00; 1 stop(s) via LAS; 483 minutes. Local airport times.
    • F91934: BOI 2026-12-21 19:56:00 → LAS 2026-12-21 20:50:00; layover at LAS: 145 minutes.
    • F92146: LAS 2026-12-21 23:15:00 → ORD 2026-12-22 04:59:00.
  • United Airlines UA490: ORD 2026-12-24 08:40:00 → BOI 2026-12-24 11:31:00; nonstop; 231 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $481.00

  • Alaska Airlines AS2060 / AA3329: BOI 2026-12-21 20:21:00 → ORD 2026-12-22 05:07:00; 1 stop(s) via PDX; 466 minutes. Local airport times.
    • AS2060: BOI 2026-12-21 20:21:00 → PDX 2026-12-21 20:50:00; layover at PDX: 143 minutes.
    • AA3329: PDX 2026-12-21 23:13:00 → ORD 2026-12-22 05:07:00.
  • United Airlines UA490: ORD 2026-12-24 08:40:00 → BOI 2026-12-24 11:31:00; nonstop; 231 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $481.00

  • Delta Air Lines DL1839 / DL1563: BOI 2026-12-21 15:00:00 → ORD 2026-12-21 21:37:00; 1 stop(s) via MSP; 337 minutes. Local airport times.
    • DL1839: BOI 2026-12-21 15:00:00 → MSP 2026-12-21 18:50:00; layover at MSP: 75 minutes.
    • DL1563: MSP 2026-12-21 20:05:00 → ORD 2026-12-21 21:37:00.
  • Delta Air Lines DL1247 / DL874: ORD 2026-12-24 06:49:00 → BOI 2026-12-24 13:34:00; 1 stop(s) via ATL; 465 minutes. Local airport times.
    • DL1247: ORD 2026-12-24 06:49:00 → ATL 2026-12-24 09:55:00; layover at ATL: 70 minutes.
    • DL874: ATL 2026-12-24 11:05:00 → BOI 2026-12-24 13:34:00.

2026-12-21 → 2026-12-24 · $487.50

  • American Airlines AA2036: BOI 2026-12-21 13:39:00 → ORD 2026-12-21 18:17:00; nonstop; 218 minutes. Local airport times.
  • American Airlines AA2143: ORD 2026-12-24 09:45:00 → BOI 2026-12-24 12:38:00; nonstop; 233 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $500.50

  • United Airlines UA4644: BOI 2026-12-21 08:28:00 → ORD 2026-12-21 13:12:00; nonstop; 224 minutes. Local airport times.
  • United Airlines UA490: ORD 2026-12-24 08:40:00 → BOI 2026-12-24 11:31:00; nonstop; 231 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $468.00

  • American Airlines AA2630 / AA2221: BOI 2026-12-21 14:49:00 → ORD 2026-12-21 23:59:00; 1 stop(s) via DFW; 490 minutes. Local airport times.
    • AA2630: BOI 2026-12-21 14:49:00 → DFW 2026-12-21 19:10:00; layover at DFW: 140 minutes.
    • AA2221: DFW 2026-12-21 21:30:00 → ORD 2026-12-21 23:59:00.
  • American Airlines AA2143: ORD 2026-12-24 09:45:00 → BOI 2026-12-24 12:38:00; nonstop; 233 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $481.00

  • Alaska Airlines AS2498 / AA677: BOI 2026-12-21 13:00:00 → ORD 2026-12-21 20:07:00; 1 stop(s) via GEG; 367 minutes. Local airport times.
    • AS2498: BOI 2026-12-21 13:00:00 → GEG 2026-12-21 13:10:00; layover at GEG: 63 minutes.
    • AA677: GEG 2026-12-21 14:13:00 → ORD 2026-12-21 20:07:00.
  • United Airlines UA490: ORD 2026-12-24 08:40:00 → BOI 2026-12-24 11:31:00; nonstop; 231 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $481.00

  • United Airlines UA4644: BOI 2026-12-21 08:28:00 → ORD 2026-12-21 13:15:00; nonstop; 227 minutes. Local airport times.
  • United Airlines UA1116 / UA246: ORD 2026-12-24 07:37:00 → BOI 2026-12-24 14:50:00; 1 stop(s) via SFO; 493 minutes. Local airport times.
    • UA1116: ORD 2026-12-24 07:37:00 → SFO 2026-12-24 10:40:00; layover at SFO: 90 minutes.
    • UA246: SFO 2026-12-24 12:10:00 → BOI 2026-12-24 14:50:00.

More dates for this route