Swiss flights from Las Vegas Harry Reid (LAS) to Chicago O'Hare (ORD).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon 10:30 Las Vegas Harry Reid (LAS) 3 16:16 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Airbus A321neo (32Q) 3:46 Operates only on 2026-01-05
Codeshare flight, operated by United Airlines.(UA 1719Z)
Daily 10:43 Las Vegas Harry Reid (LAS) 3 16:33 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Airbus A321neo (32Q) 3:50 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 10:48 Las Vegas Harry Reid (LAS) 3 16:34 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-03-05 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 10:48 Las Vegas Harry Reid (LAS) 3 16:38 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Airbus A321neo (32Q) 3:50 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 10:52 Las Vegas Harry Reid (LAS) 3 16:38 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-02-12 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 11:00 Las Vegas Harry Reid (LAS) 3 16:43 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Boeing 737 MAX 9 (7M9) 3:43 Valid until 2026-01-04
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 11:01 Las Vegas Harry Reid (LAS) 3 16:47 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-01-06 through 2026-02-03
Codeshare flight, operated by United Airlines.(UA 1583)
Wed 11:01 Las Vegas Harry Reid (LAS) 3 16:45 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Boeing 737 MAX 9 (7M9) 3:44 Operates only on 2026-02-04
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 11:01 Las Vegas Harry Reid (LAS) 3 16:47 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-02-05 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 11:15 Las Vegas Harry Reid (LAS) 3 17:01 Chicago O'Hare (ORD) 1
Swiss LX 3259 Non-stop Boeing 737-900 (739) 3:46 Effective from 2026-05-21
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 07:00 Las Vegas Harry Reid (LAS) 3 12:47 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Airbus A321neo (32Q) 3:47 Effective 2026-04-09 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 664)
Daily 07:00 Las Vegas Harry Reid (LAS) 3 12:46 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-900 (739) 3:46 Effective 2026-05-21 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 664)
Tue 09:00 Las Vegas Harry Reid (LAS) 3 14:45 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737 MAX 9 (7M9) 3:45 Effective 2026-02-17 through 2026-03-03
Codeshare flight, operated by United Airlines.(UA 1504)
Wed 09:00 Las Vegas Harry Reid (LAS) 3 14:45 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-900 (739) 3:45 Effective 2026-02-25 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 1504)
Thu-Sat 09:00 Las Vegas Harry Reid (LAS) 3 14:45 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-900 (739) 3:45 Effective 2026-03-05 through 2026-03-07
Codeshare flight, operated by United Airlines.(UA 1504)
Sat 09:00 Las Vegas Harry Reid (LAS) 3 14:45 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-900 (739) 3:45 Operates only on 2026-03-28
Codeshare flight, operated by United Airlines.(UA 1504)
Daily 09:00 Las Vegas Harry Reid (LAS) 3 14:48 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-900 (739) 3:48 Effective 2026-03-29 through 2026-04-08
Codeshare flight, operated by United Airlines.(UA 1335)
Mon,Thu,Sun 09:19 Las Vegas Harry Reid (LAS) 3 15:04 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-900 (739) 3:45 Effective 2026-02-12 through 2026-03-02
Codeshare flight, operated by United Airlines.(UA 1504)
Fri 09:19 Las Vegas Harry Reid (LAS) 3 15:04 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-800 (738) 3:45 Effective 2026-02-13 through 2026-02-27
Codeshare flight, operated by United Airlines.(UA 1504)
Fri,Sat 09:26 Las Vegas Harry Reid (LAS) 3 15:12 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-01-09 through 2026-01-10
Codeshare flight, operated by United Airlines.(UA 1704)
Mon 11:00 Las Vegas Harry Reid (LAS) 3 16:43 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737 MAX 9 (7M9) 3:43 Operates only on 2026-01-05
Codeshare flight, operated by United Airlines.(UA 1583)
Daily 12:45 Las Vegas Harry Reid (LAS) 3 18:21 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-900 (739) 3:36 Effective from 2026-10-25
Codeshare flight, operated by United Airlines.(UA 314)
Sun 12:50 Las Vegas Harry Reid (LAS) 3 18:35 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737-900 (739) 3:45 Effective 2026-03-08 through 2026-03-22
Codeshare flight, operated by United Airlines.(UA 314)
Mon-Sat 12:50 Las Vegas Harry Reid (LAS) 3 18:35 Chicago O'Hare (ORD) 1
Swiss LX 3297 Non-stop Boeing 737 MAX 9 (7M9) 3:45 Effective 2026-03-09 through 2026-03-27
Codeshare flight, operated by United Airlines.(UA 314)




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Swiss flights from Las Vegas Harry Reid (LAS) to Chicago O'Hare (ORD).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Swiss LX3259
10:30
Las Vegas Harry Reid (LAS) 3

16:16
Chicago O'Hare (ORD) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines.(UA 1719Z)
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3259
10:43
Las Vegas Harry Reid (LAS) 3

16:33
Chicago O'Hare (ORD) 1
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:50, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3259
10:48
Las Vegas Harry Reid (LAS) 3

16:34
Chicago O'Hare (ORD) 1
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3259
10:48
Las Vegas Harry Reid (LAS) 3

16:38
Chicago O'Hare (ORD) 1
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:50, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3259
10:52
Las Vegas Harry Reid (LAS) 3

16:38
Chicago O'Hare (ORD) 1
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3259
11:00
Las Vegas Harry Reid (LAS) 3

16:43
Chicago O'Hare (ORD) 1
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:43, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Swiss LX3259
11:01
Las Vegas Harry Reid (LAS) 3

16:47
Chicago O'Hare (ORD) 1
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3259
11:01
Las Vegas Harry Reid (LAS) 3

16:45
Chicago O'Hare (ORD) 1
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:44, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Swiss LX3259
11:01
Las Vegas Harry Reid (LAS) 3

16:47
Chicago O'Hare (ORD) 1
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3259
11:15
Las Vegas Harry Reid (LAS) 3

17:01
Chicago O'Hare (ORD) 1
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:46, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
07:00
Las Vegas Harry Reid (LAS) 3

12:47
Chicago O'Hare (ORD) 1
Effective 2026-04-09 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 664)
Duration: 3:47, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3297
07:00
Las Vegas Harry Reid (LAS) 3

12:46
Chicago O'Hare (ORD) 1
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 664)
Duration: 3:46, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
09:00
Las Vegas Harry Reid (LAS) 3

14:45
Chicago O'Hare (ORD) 1
Effective 2026-02-17 through 2026-03-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Swiss LX3297
09:00
Las Vegas Harry Reid (LAS) 3

14:45
Chicago O'Hare (ORD) 1
Effective 2026-02-25 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
09:00
Las Vegas Harry Reid (LAS) 3

14:45
Chicago O'Hare (ORD) 1
Effective 2026-03-05 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
09:00
Las Vegas Harry Reid (LAS) 3

14:45
Chicago O'Hare (ORD) 1
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
09:00
Las Vegas Harry Reid (LAS) 3

14:48
Chicago O'Hare (ORD) 1
Effective 2026-03-29 through 2026-04-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1335)
Duration: 3:48, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
09:19
Las Vegas Harry Reid (LAS) 3

15:04
Chicago O'Hare (ORD) 1
Effective 2026-02-12 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
09:19
Las Vegas Harry Reid (LAS) 3

15:04
Chicago O'Hare (ORD) 1
Effective 2026-02-13 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Swiss LX3297
09:26
Las Vegas Harry Reid (LAS) 3

15:12
Chicago O'Hare (ORD) 1
Effective 2026-01-09 through 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1704)
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Swiss LX3297
11:00
Las Vegas Harry Reid (LAS) 3

16:43
Chicago O'Hare (ORD) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1583)
Duration: 3:43, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Swiss LX3297
12:45
Las Vegas Harry Reid (LAS) 3

18:21
Chicago O'Hare (ORD) 1
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 314)
Duration: 3:36, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
12:50
Las Vegas Harry Reid (LAS) 3

18:35
Chicago O'Hare (ORD) 1
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 314)
Duration: 3:45, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Swiss LX3297
12:50
Las Vegas Harry Reid (LAS) 3

18:35
Chicago O'Hare (ORD) 1
Effective 2026-03-09 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 314)
Duration: 3:45, non-stop
Boeing 737 MAX 9 (7M9)
  • A domestic route departing from the Las Vegas Harry Reid airport (LAS) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 1510 miles, or 2430 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-6 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 3:36 and 3:50.
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