Flights from Chicago (CHI) to San Diego (SAN) with Star Alliance

Start your journey with just one click

Airline

1/27

Chicago

toSan Diego

ORD-SAN

February 20, 2025

February 22, 2025

Sold byUnited Airlines

From

289USD Price subject to changes

Viewed:48 minutes ago

Roundtrip

Economy

2/27

Chicago

toSan Diego

ORD-SAN

February 22, 2025

February 24, 2025

Sold byUnited Airlines

From

289USD Price subject to changes

Viewed:2 hours ago

Roundtrip

Economy

3/27

Chicago

toSan Diego

ORD-SAN

February 19, 2025

February 21, 2025

Sold byUnited Airlines

From

335USD Price subject to changes

Viewed:an hour ago

Roundtrip

Economy

4/27

Chicago

toSan Diego

ORD-SAN

February 27, 2025

March 3, 2025

Sold byUnited Airlines

From

341USD Price subject to changes

Viewed:19 minutes ago

Roundtrip

Economy

*Prices have been offered for round trips within the last 48 hours and might not be currently available. Not all Star Alliance Member Airlines or all fares/options are shown. Additional baggage fees, payment fees and fees for other optional services may apply. When booking, please check for restrictions on refunds, rebooking and baggage allowance that may apply. Prices may vary depending on the route and flights selected. Routings may include stopovers. Terms and conditions apply.

Weather in San Diego

Wednesday

light rain

29/01/2025

15°C

29/01/2025

light rain

Thursday

scattered clouds

30/01/2025

14°C

30/01/2025

scattered clouds

Friday

few clouds

31/01/2025

15°C

31/01/2025

few clouds

Saturday

broken clouds

01/02/2025

17°C

01/02/2025

broken clouds

Sunday

sky is clear

02/02/2025

17°C

02/02/2025

sky is clear

Monday

overcast clouds

03/02/2025

18°C

03/02/2025

overcast clouds

Tuesday

sky is clear

04/02/2025

17°C

04/02/2025

sky is clear

Flight schedules from Chicago to San Diego with Star Alliance member carriers

Please note that the flight schedules of our member carriers are subject to change on short notice. We recommend using our member airlines information page. for the latest flight updates, details on booking flexibility, as well as specific Frequent Flyer Program information.

Outbound (24)

Sort by

Chicago US
ORD08:50
4h 38m
No stops
San Diego US
SAN11:28
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 660
  Chicago. US
  ORD 08:50
  4h 38m
  1729 Miles
  San Diego. US
  SAN 11:28
  Airbus A321neo
  Operated by United Airlines
Chicago US
ORD13:15
4h 33m
No stops
San Diego US
SAN15:48
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2683
  Chicago. US
  ORD 13:15
  4h 33m
  1729 Miles
  San Diego. US
  SAN 15:48
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Chicago US
ORD19:55
4h 35m
No stops
San Diego US
SAN22:30
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1773
  Chicago. US
  ORD 19:55
  4h 35m
  1729 Miles
  San Diego. US
  SAN 22:30
  Airbus A321neo
  Operated by United Airlines
Chicago US
ORD08:45
6h 16m
1 Stop
San Diego US
SAN13:01
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1733
  Chicago. US
  ORD 08:45
  2h 50m
  891 Miles
  Denver. US
  DEN 10:35
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2381
  Denver. US
  DEN 11:31
  2h 30m
  856 Miles
  San Diego. US
  SAN 13:01
  Airbus A321neo
  Operated by United Airlines
Chicago US
ORD15:35
6h 18m
1 Stop
San Diego US
SAN19:53
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1732
  Chicago. US
  ORD 15:35
  4h 39m
  1750 Miles
  Los Angeles. US
  LAX 18:14
  Boeing 757-300 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 5415
  Los Angeles. US
  LAX 18:50
  1h 3m
  109 Miles
  San Diego. US
  SAN 19:53
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Chicago US
ORD10:35
6h 18m
1 Stop
San Diego US
SAN14:53
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1803
  Chicago. US
  ORD 10:35
  2h 53m
  891 Miles
  Denver. US
  DEN 12:28
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 1302
  Denver. US
  DEN 13:25
  2h 28m
  856 Miles
  San Diego. US
  SAN 14:53
  Boeing 737-900 Passenger
  Operated by United Airlines
Chicago US
ORD12:45
6h 40m
1 Stop
San Diego US
SAN17:25
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1491
  Chicago. US
  ORD 12:45
  2h 51m
  891 Miles
  Denver. US
  DEN 14:36
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 1281
  Denver. US
  DEN 15:55
  2h 30m
  856 Miles
  San Diego. US
  SAN 17:25
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Chicago US
ORD17:50
6h 40m
1 Stop
San Diego US
SAN22:30
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2370
  Chicago. US
  ORD 17:50
  2h 50m
  891 Miles
  Denver. US
  DEN 19:40
  Boeing 757-300 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 778
  Denver. US
  DEN 21:00
  2h 30m
  856 Miles
  San Diego. US
  SAN 22:30
  Boeing 737-900 Passenger
  Operated by United Airlines
Chicago US
ORD16:08
7h 2m
1 Stop
San Diego US
SAN21:10
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2436
  Chicago. US
  ORD 16:08
  2h 51m
  891 Miles
  Denver. US
  DEN 17:59
  Boeing 757-300 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 540
  Denver. US
  DEN 19:40
  2h 30m
  856 Miles
  San Diego. US
  SAN 21:10
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
Chicago US
ORD05:45
7h 22m
1 Stop
San Diego US
SAN11:07
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2622
  Chicago. US
  ORD 05:45
  2h 59m
  930 Miles
  Houston. US
  IAH 08:44
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 2491
  Houston. US
  IAH 09:30
  3h 37m
  1307 Miles
  San Diego. US
  SAN 11:07
  Boeing 737-900 Passenger
  Operated by United Airlines
Chicago US
ORD18:11
7h 47m
1 Stop
San Diego US
SAN23:58
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1515
  Chicago. US
  ORD 18:11
  4h 37m
  1750 Miles
  Los Angeles. US
  LAX 20:48
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 5612
  Los Angeles. US
  LAX 22:55
  1h 3m
  109 Miles
  San Diego. US
  SAN 23:58
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Chicago US
ORD14:02
7h 49m
1 Stop
San Diego US
SAN19:51
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1373
  Chicago. US
  ORD 14:02
  3h 2m
  930 Miles
  Houston. US
  IAH 17:04
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1532
  Houston. US
  IAH 18:11
  3h 40m
  1307 Miles
  San Diego. US
  SAN 19:51
  Boeing 737-900 Passenger
  Operated by United Airlines
Chicago US
ORD12:45
7h 49m
1 Stop
San Diego US
SAN18:34
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1878
  Chicago. US
  ORD 12:45
  4h 53m
  1851 Miles
  San Francisco. US
  SFO 15:38
  Boeing 757-300 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1057
  San Francisco. US
  SFO 16:55
  1h 39m
  449 Miles
  San Diego. US
  SAN 18:34
  Boeing 737-800 Passenger
  Operated by United Airlines
Chicago US
ORD07:10
7h 51m
1 Stop
San Diego US
SAN13:01
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 711
  Chicago. US
  ORD 07:10
  2h 50m
  891 Miles
  Denver. US
  DEN 09:00
  Boeing 757-300 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2381
  Denver. US
  DEN 11:31
  2h 30m
  856 Miles
  San Diego. US
  SAN 13:01
  Airbus A321neo
  Operated by United Airlines
Chicago US
ORD18:22
7h 52m
1 Stop
San Diego US
SAN00:14
+1 day/s
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1761
  Chicago. US
  ORD 18:22
  4h 59m
  1851 Miles
  San Francisco. US
  SFO 21:21
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2201
  San Francisco. US
  SFO 22:35
  1h 39m
  449 Miles
  San Diego. US
  SAN 00:14
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Chicago US
ORD14:35
8h 4m
1 Stop
San Diego US
SAN20:39
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1577
  Chicago. US
  ORD 14:35
  4h 55m
  1851 Miles
  San Francisco. US
  SFO 17:30
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 2633
  San Francisco. US
  SFO 19:00
  1h 39m
  449 Miles
  San Diego. US
  SAN 20:39
  Boeing 737-800 Passenger
  Operated by United Airlines
Chicago US
ORD08:45
8h 4m
1 Stop
San Diego US
SAN14:49
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1387
  Chicago. US
  ORD 08:45
  5h 1m
  1851 Miles
  San Francisco. US
  SFO 11:46
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2041
  San Francisco. US
  SFO 13:10
  1h 39m
  449 Miles
  San Diego. US
  SAN 14:49
  Boeing 737-800 Passenger
  Operated by United Airlines
Chicago US
ORD08:45
8h 8m
1 Stop
San Diego US
SAN14:53
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1733
  Chicago. US
  ORD 08:45
  2h 50m
  891 Miles
  Denver. US
  DEN 10:35
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1302
  Denver. US
  DEN 13:25
  2h 28m
  856 Miles
  San Diego. US
  SAN 14:53
  Boeing 737-900 Passenger
  Operated by United Airlines
Chicago US
ORD06:30
8h 9m
1 Stop
San Diego US
SAN12:39
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1962
  Chicago. US
  ORD 06:30
  4h 54m
  1851 Miles
  San Francisco. US
  SFO 09:24
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 1998
  San Francisco. US
  SFO 11:00
  1h 39m
  449 Miles
  San Diego. US
  SAN 12:39
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
Chicago US
ORD15:40
8h 20m
1 Stop
San Diego US
SAN22:00
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2678
  Chicago. US
  ORD 15:40
  3h 3m
  930 Miles
  Houston. US
  IAH 18:43
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 1511
  Houston. US
  IAH 20:20
  3h 40m
  1307 Miles
  San Diego. US
  SAN 22:00
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Chicago US
ORD07:35
8h 30m
1 Stop
San Diego US
SAN14:05
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2482
  Chicago. US
  ORD 07:35
  3h 3m
  930 Miles
  Houston. US
  IAH 10:38
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 2486
  Houston. US
  IAH 12:25
  3h 40m
  1307 Miles
  San Diego. US
  SAN 14:05
  Boeing 737-900 Passenger
  Operated by United Airlines
Chicago US
ORD12:45
9h 6m
1 Stop
San Diego US
SAN19:51
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2417
  Chicago. US
  ORD 12:45
  3h 2m
  930 Miles
  Houston. US
  IAH 15:47
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1532
  Houston. US
  IAH 18:11
  3h 40m
  1307 Miles
  San Diego. US
  SAN 19:51
  Boeing 737-900 Passenger
  Operated by United Airlines
Chicago US
ORD07:10
9h 39m
2 Stops
San Diego US
SAN14:49
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 711
  Chicago. US
  ORD 07:10
  2h 50m
  891 Miles
  Denver. US
  DEN 09:00
  Boeing 757-300 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2041
  Denver. US
  DEN 10:15
  4h 28m
  856 Miles
  San Diego. US
  SAN 14:49
  Boeing 757-300 Passenger
  Operated by United Airlines
Chicago US
ORD07:35
12h 59m
2 Stops
San Diego US
SAN18:34
Chicago - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2482
  Chicago. US
  ORD 07:35
  3h 3m
  930 Miles
  Houston. US
  IAH 10:38
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 1057
  Houston. US
  IAH 12:17
  6h 12m
  1307 Miles
  San Diego. US
  SAN 18:34
  Boeing 737-900 Passenger
  Operated by United Airlines

Start your journey with just one click

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego

Chicago - San Diego