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Chicago → San Antonio

Dec 21, 2026 · return Dec 22, 2026

ORD → SAT1 adulteconomyRound trip

10 flight options · 3 airlines

Nonstop flights

Mon, Dec 21 – Tue, Dec 22

American Airlines
5:05 pmORD
3h 2m
Nonstop
8:07 pmSAT
American Airlines
7:15 amSAT
2h 55m
Nonstop
10:10 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

United Airlines
8:30 pmORD
3h 7m
Nonstop
11:37 pmSAT
United Airlines
6:35 amSAT
2h 57m
Nonstop
9:32 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

American Airlines
8:53 pmORD
3h 2m
Nonstop
11:55 pmSAT
American Airlines
7:15 amSAT
2h 55m
Nonstop
10:10 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

United Airlines
1:00 pmORD
3h 18m
Nonstop
4:18 pmSAT
United Airlines
6:35 amSAT
2h 57m
Nonstop
9:32 amORD

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Tue, Dec 22

Delta Air Lines
9:59 amORD
7h 39m
MSP · 3h 4m
5:38 pmSAT
Delta Air Lines
6:00 amSAT
5h 44m
MSP · 1h 8m
11:44 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

American Airlines
6:59 amORD
6h 15m
DFW · 2h 9m
1:14 pmSAT
American Airlines
7:15 amSAT
2h 55m
Nonstop
10:10 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

American Airlines
12:05 pmORD
7h 47m
CLT · 2h 31m
7:52 pmSAT
American Airlines
7:15 amSAT
2h 55m
Nonstop
10:10 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

United Airlines
5:30 amORD
7h 36m
IAH · 3h 25m
1:06 pmSAT
United Airlines
6:35 amSAT
2h 57m
Nonstop
9:32 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

Delta Air Lines
6:40 pmORD
6h
ATL · 1h 1m
12:40 am+1SAT
Delta Air Lines
6:00 amSAT
5h 44m
MSP · 1h 8m
11:44 amORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

Delta Air Lines
8:29 amORD
7h 34m
DTW · 2h 50m
4:03 pmSAT
Delta Air Lines
6:00 amSAT
5h 44m
MSP · 1h 8m
11:44 amORD

Round-trip total · 1 adult · Taxes included

Make this trip yours

ORD ⇄ SAT

Economy

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

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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

All dates for this routeNov 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)
2026-12-21 → 2026-12-22American AirlinesAA2630 / AA392$434.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22United AirlinesUA1394 / UA1332$448.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22Delta Air LinesDL1810 + DL2580 / DL2717 + DL1567$448.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22American AirlinesAA857 / AA392$434.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22United AirlinesUA5789 / UA1332$448.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22American AirlinesAA2421 + AA541 / AA392$420.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22American AirlinesAA1889 + AA1657 / AA392$420.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22United AirlinesUA564 + UA468 / UA1332$434.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22Delta Air LinesDL2738 + DL1508 / DL2717 + DL1567$448.002026-10-29T01:53:24Z
2026-12-21 → 2026-12-22Delta Air LinesDL3841 + DL2124 / DL2717 + DL1567$448.002026-10-29T01:53:24Z

2026-12-21 → 2026-12-22 · $434.00

  • American Airlines AA2630: ORD 2026-12-21 17:05:00 → SAT 2026-12-21 20:07:00; nonstop; 182 minutes. Local airport times.
  • American Airlines AA392: SAT 2026-12-22 07:15:00 → ORD 2026-12-22 10:10:00; nonstop; 175 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $448.00

  • United Airlines UA1394: ORD 2026-12-21 20:30:00 → SAT 2026-12-21 23:37:00; nonstop; 187 minutes. Local airport times.
  • United Airlines UA1332: SAT 2026-12-22 06:35:00 → ORD 2026-12-22 09:32:00; nonstop; 177 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $448.00

  • Delta Air Lines DL1810 / DL2580: ORD 2026-12-21 09:59:00 → SAT 2026-12-21 17:38:00; 1 stop(s) via MSP; 459 minutes. Local airport times.
    • DL1810: ORD 2026-12-21 09:59:00 → MSP 2026-12-21 11:36:00; layover at MSP: 184 minutes.
    • DL2580: MSP 2026-12-21 14:40:00 → SAT 2026-12-21 17:38:00.
  • Delta Air Lines DL2717 / DL1567: SAT 2026-12-22 06:00:00 → ORD 2026-12-22 11:44:00; 1 stop(s) via MSP; 344 minutes. Local airport times.
    • DL2717: SAT 2026-12-22 06:00:00 → MSP 2026-12-22 08:52:00; layover at MSP: 68 minutes.
    • DL1567: MSP 2026-12-22 10:00:00 → ORD 2026-12-22 11:44:00.

2026-12-21 → 2026-12-22 · $434.00

  • American Airlines AA857: ORD 2026-12-21 20:53:00 → SAT 2026-12-21 23:55:00; nonstop; 182 minutes. Local airport times.
  • American Airlines AA392: SAT 2026-12-22 07:15:00 → ORD 2026-12-22 10:10:00; nonstop; 175 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $448.00

  • United Airlines UA5789: ORD 2026-12-21 13:00:00 → SAT 2026-12-21 16:18:00; nonstop; 198 minutes. Local airport times.
  • United Airlines UA1332: SAT 2026-12-22 06:35:00 → ORD 2026-12-22 09:32:00; nonstop; 177 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $420.00

  • American Airlines AA2421 / AA541: ORD 2026-12-21 06:59:00 → SAT 2026-12-21 13:14:00; 1 stop(s) via DFW; 375 minutes. Local airport times.
    • AA2421: ORD 2026-12-21 06:59:00 → DFW 2026-12-21 09:50:00; layover at DFW: 129 minutes.
    • AA541: DFW 2026-12-21 11:59:00 → SAT 2026-12-21 13:14:00.
  • American Airlines AA392: SAT 2026-12-22 07:15:00 → ORD 2026-12-22 10:10:00; nonstop; 175 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $420.00

  • American Airlines AA1889 / AA1657: ORD 2026-12-21 12:05:00 → SAT 2026-12-21 19:52:00; 1 stop(s) via CLT; 467 minutes. Local airport times.
    • AA1889: ORD 2026-12-21 12:05:00 → CLT 2026-12-21 15:10:00; layover at CLT: 151 minutes.
    • AA1657: CLT 2026-12-21 17:41:00 → SAT 2026-12-21 19:52:00.
  • American Airlines AA392: SAT 2026-12-22 07:15:00 → ORD 2026-12-22 10:10:00; nonstop; 175 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $434.00

  • United Airlines UA564 / UA468: ORD 2026-12-21 05:30:00 → SAT 2026-12-21 13:06:00; 1 stop(s) via IAH; 456 minutes. Local airport times.
    • UA564: ORD 2026-12-21 05:30:00 → IAH 2026-12-21 08:30:00; layover at IAH: 205 minutes.
    • UA468: IAH 2026-12-21 11:55:00 → SAT 2026-12-21 13:06:00.
  • United Airlines UA1332: SAT 2026-12-22 06:35:00 → ORD 2026-12-22 09:32:00; nonstop; 177 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $448.00

  • Delta Air Lines DL2738 / DL1508: ORD 2026-12-21 18:40:00 → SAT 2026-12-22 00:40:00; 1 stop(s) via ATL; 360 minutes. Local airport times.
    • DL2738: ORD 2026-12-21 18:40:00 → ATL 2026-12-21 21:58:00; layover at ATL: 61 minutes.
    • DL1508: ATL 2026-12-21 22:59:00 → SAT 2026-12-22 00:40:00.
  • Delta Air Lines DL2717 / DL1567: SAT 2026-12-22 06:00:00 → ORD 2026-12-22 11:44:00; 1 stop(s) via MSP; 344 minutes. Local airport times.
    • DL2717: SAT 2026-12-22 06:00:00 → MSP 2026-12-22 08:52:00; layover at MSP: 68 minutes.
    • DL1567: MSP 2026-12-22 10:00:00 → ORD 2026-12-22 11:44:00.

2026-12-21 → 2026-12-22 · $448.00

  • Delta Air Lines DL3841 / DL2124: ORD 2026-12-21 08:29:00 → SAT 2026-12-21 16:03:00; 1 stop(s) via DTW; 454 minutes. Local airport times.
    • DL3841: ORD 2026-12-21 08:29:00 → DTW 2026-12-21 10:52:00; layover at DTW: 170 minutes.
    • DL2124: DTW 2026-12-21 13:42:00 → SAT 2026-12-21 16:03:00.
  • Delta Air Lines DL2717 / DL1567: SAT 2026-12-22 06:00:00 → ORD 2026-12-22 11:44:00; 1 stop(s) via MSP; 344 minutes. Local airport times.
    • DL2717: SAT 2026-12-22 06:00:00 → MSP 2026-12-22 08:52:00; layover at MSP: 68 minutes.
    • DL1567: MSP 2026-12-22 10:00:00 → ORD 2026-12-22 11:44:00.

More dates for this route