The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Harry Reid International ⇄ Chicago O'Hare International LAS–ORD

Airlines flew 10,317 flights between Harry Reid International LAS in Las Vegas, NV and Chicago O'Hare International ORD in Chicago, IL in the twelve months to July 2026, both directions together: 1,585,085 passengers in 1,860,212 seats, 85% of them filled, and 388,649 pounds of freight. 1,514 miles, about 182 minutes in the air, on 9 airlines: United Air Lines Inc. (4,647), American Airlines Inc. (3,676), Southwest Airlines Co. (1,203), Frontier Airlines Inc. (392) and 5 more. Planning to fly it yourself? The weather and winds along this route right now.

10,317
flights, twelve months
LAS-ORD: 5,144 · ORD-LAS: 5,173
1,585,085
passengers
85% of seats filled
1,514
miles
about 182 minutes airborne
9
airlines
12 aircraft types

Flights by month both directions

02464937409861/254/257/2510/251/264/268197/26
By month, as a table
flights
1/25777
2/25762
3/25920
4/25866
5/25938
6/25924
7/25935
8/25952
9/25959
10/25970
11/25760
12/25714
1/26706
2/26785
3/26934
4/26986
5/26959
6/26773
7/26819

Passengers by month

037,56875,137112,706150,2741/254/257/2510/251/264/26128,1907/26
By month, as a table
passengers
1/25109,137
2/25104,381
3/25136,741
4/25132,001
5/25138,696
6/25133,467
7/25141,883
8/25144,868
9/25146,316
10/25149,854
11/25117,242
12/25106,428
1/26107,892
2/26117,919
3/26150,274
4/26146,318
5/26146,141
6/26123,643
7/26128,190

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
United Air Lines Inc. UA4,647738,57485%charter cargo service, charter passenger service, scheduled passenger service
American Airlines Inc. AA3,676547,09586%scheduled passenger service
Southwest Airlines Co. WN1,203164,65083%scheduled passenger service
Frontier Airlines Inc. F939272,71588%scheduled passenger service
Spirit Air Lines NK39261,36983%scheduled passenger service
Delta Air Lines Inc. DL315270%charter passenger service
Air Canada rouge LP RV234196%scheduled passenger service
Alaska Airlines Inc. AS15129%scheduled passenger service
JetBlue Airways B6113885%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 737-8003,614172534,504
Airbus Industrie A321-200n2,018204354,295
Boeing 737-900ER1,571179240,376
Boeing B737 Max 9001,088179162,998
Boeing B737 Max 800832173120,803
Airbus Industrie A320-200n34118253,423
Airbus Industrie A321Neoxlr33719351,738
Boeing 737-700/700LR/Max 733114038,799
Airbus Industrie A320-100/20016917625,241
Boeing 757-300112342,380
Boeing 757-200372152
B787-900 Dreamliner2257376

LAS → ORD this direction alone · flown January 2025 to July 2026

5,144 flights of 5,213 scheduled, 793,979 passengers in 927,685 seats, 195,411 pounds of freight, 579,361 pounds of mail. United Air Lines Inc. 2,320; American Airlines Inc. 1,831; Southwest Airlines Co. 598; Frontier Airlines Inc. 196; Spirit Air Lines 196; Delta Air Lines Inc. 2; Air Canada rouge LP 1.

ORD → LAS this direction alone · flown January 2025 to July 2026

5,173 flights of 5,225 scheduled, 791,106 passengers in 932,527 seats, 193,238 pounds of freight, 187,199 pounds of mail. United Air Lines Inc. 2,327; American Airlines Inc. 1,845; Southwest Airlines Co. 605; Frontier Airlines Inc. 196; Spirit Air Lines 196; Alaska Airlines Inc. 1; JetBlue Airways 1; Delta Air Lines Inc. 1; Air Canada rouge LP 1.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Harry Reid International LAS and Chicago O'Hare International ORD; all routes.