Cheapest return flights from Chicago to Las Vegas in August from $136

Best time to book flights for Chicago (ORD) to Las Vegas (LAS) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Las Vegas (LAS) in August 2025 (see full year).

Return flights

25 Aug - 28 Aug Frontier Airlines direct
18 Aug - 22 Aug Spirit Airlines direct
11 Aug - 14 Aug Spirit Airlines direct
16 Aug - 19 Aug Spirit Airlines direct
16 Aug - 20 Aug Spirit Airlines direct
11 Aug - 22 Aug Spirit Airlines direct
24 Aug - 29 Aug Spirit Airlines direct
22 Aug - 26 Aug Frontier Airlines direct
25 Aug - 01 Sep Frontier Airlines
29 Aug - 05 Sep Frontier Airlines
10 Aug - 20 Aug Frontier Airlines direct
08 Aug - 11 Aug Frontier Airlines direct
29 Aug - 03 Sep Frontier Airlines
28 Aug - 01 Sep Frontier Airlines
25 Aug - 01 Sep Frontier Airlines direct
29 Aug - 01 Sep Frontier Airlines direct
28 Aug - 01 Sep Frontier Airlines direct
28 Aug - 02 Sep Frontier Airlines direct
31 Aug - 18 Sep Sun Country Airlines
31 Aug - 19 Sep Sun Country Airlines

Also check the deals for one-way flights from Chicago to Las Vegas in August.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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