Flights from Chicago to Las Vegas
North AmericaYear-round

Cheap Flights from Chicago to Las Vegas

Track economy fares on the ORDLAS route and get alerts when prices drop.

From
Chicago
ORD
To
Las Vegas
LAS

Route Intelligence: ChicagoLas Vegas

Flight Duration

3 hr 45 min (Direct)

Price Guidance

A good deal is under $150 roundtrip. Standard fare is $250-$350+.

Peak Season

March (Spring Break), July, and December (New Year's Eve)

Top Airlines

United Airlines, Spirit Airlines, Frontier Airlines

Booking Tip

Book 4-8 weeks in advance for the best fares on this popular leisure route. Avoid flying on Fridays and Sundays when Vegas-bound travelers drive prices up significantly.

Track ChicagoLas Vegas Fares

Set your target price and FlightKitten will scan this route twice daily. The instant economy fares drop below your budget, you'll get an email with the price, airline, and a direct booking link.

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Flying Business Class?

If you're considering business class on this route, BusinessClassSignal.com is a dedicated tool that tracks premium cabin fares. They alert you when business & first class prices drop — worth checking out if you fly up front.

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Other Routes to Las Vegas

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Route Briefing: Chicago to Las Vegas

Chicago to Las Vegas is one of those routes that practically sells itself — a quick three hours and forty-five minutes on a direct flight, and you've traded the Midwest wind chill for neon lights and desert warmth. United, Spirit, and Frontier all compete heavily on this corridor, which is great news for your wallet. Snag a roundtrip under $150 and you're doing exceptionally well; anything in the $250 to $350 range is standard territory. The key is booking four to eight weeks out, and whatever you do, steer clear of Friday and Sunday departures — Vegas-bound leisure travelers flood those flights and prices spike accordingly. Mid-week departures are your friend here.

Las Vegas is genuinely unlike anywhere else on earth. The Strip is a spectacle whether you're a gambler or not — world-class residency shows, Michelin-recognized restaurants, and architecture that somehow makes ancient Egypt, Venice, and Paris feel like neighbors. But the city rewards people who look beyond the casinos too. The Arts District has developed into a legitimate creative neighborhood, and the surrounding desert landscape is quietly stunning. Red Rock Canyon is just a short drive west and offers hiking trails with dramatic sandstone scenery that feels like another planet compared to the casino floor.

For those with a sense of adventure, Las Vegas also serves as the most convenient gateway to the Grand Canyon's South Rim, one of the genuine natural wonders of the world. Day tours and overnight trips run regularly, and the scale of the canyon has a way of putting everything — including your blackjack losses — into perspective.

Timing matters on this route. March brings Spring Break energy, July is peak summer heat with temperatures regularly exceeding 100°F, and December around New Year's Eve is the most electric — and most expensive — time to visit. If you want the buzz without the premium pricing, aim for shoulder months like October or early November, when the desert cools to genuinely pleasant temperatures and hotel rates tend to soften considerably.

Getting from Harry Reid International Airport into the city is straightforward. The airport sits remarkably close to the Strip, so rideshares and taxis are fast and relatively affordable compared to most major American cities. You can be checking into your hotel within twenty minutes of landing.

One tip that consistently pays off: set your hotel and flight budgets separately and treat them as independent decisions. Flights on this route go on sale frequently, so flexibility on travel dates — even by a day or two — can unlock savings that more than cover a nicer room or a show you'd otherwise skip.

How much are flights from Chicago to Las Vegas in 2026?

Flight prices from Chicago (ORD) to Las Vegas (LAS) vary significantly depending on the season, day of the week, and how far in advance you book. A good deal is under $150 roundtrip. Standard fare is $250-$350+. Popular carriers on this route include United Airlines, Spirit Airlines, Frontier Airlines. FlightKitten eliminates the guesswork by monitoring 220+ airlines twice daily and alerting you the moment economy fares hit your target price.

How does FlightKitten track Chicago to Las Vegas fares?

FlightKitten scans over 220 airlines twice every day for economy fares on the ORD to LAS route. When you set a target price, FlightKitten continuously monitors this route and sends an email alert the moment fares drop below your budget. Each alert includes the exact fare, airline, dates, and an AI-powered briefing that explains whether the deal is genuinely good compared to historical pricing on this route. No more obsessive price checking — set your budget and let FlightKitten do the watching.

Pro tip: Book 4-8 weeks in advance for the best fares on this popular leisure route. Avoid flying on Fridays and Sundays when Vegas-bound travelers drive prices up significantly.

Looking for business class deals on this route? We recommend checking out BusinessClassSignal.com — a dedicated premium cabin fare tracker that's worth a look if you fly up front.