Cheap flights from Las Vegas to Chicago-O'Hare
Cheap return flights from Las Vegas to Chicago-O'Hare
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Chicago-O'Hare flight facts
What you need to know
What are the cheapest airlines?
- Spirit Airlines
- Frontier Airlines
- American Airlines
These airlines usually offer the cheapest flights from Las Vegas to Chicago-O'Hare.
What airlines fly indirectly?
- United Airlines
- Delta Air Lines
- Southwest Airlines
These airlines fly from Las Vegas to Chicago-O'Hare, but you’ll have at least one layover.
How long is the flight?
3 hours 30 minutes
This is the shortest flight time from Las Vegas to Chicago-O'Hare.
Alternative flights from the UK to Chicago-O'Hare
Check out prices for other routes
Alternative flights from Las Vegas
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Las Vegas/Chicago-O'Hare route. There are around 35 flights on any given week from the UK to Chicago-O'Hare and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from Las Vegas to Chicago-O'Hare
Tips and advice from our flight experts
You've searched for flights from Las Vegas to Chicago-O'Hare. We've found 25 flights and compared them to give you the best offer. Spirit Airlines is, on average, the cheapest for this route. Look out for them! The cheapest offer we've found is a one-way ticket for £65 from Las Vegas to Chicago-O'Hare on 28/01/2026 at 15:45.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 2,800 km flight from Las Vegas to Chicago-O'Hare.
To find the best offers, book in advance, especially during peak seasons. Last-minute deals can be risky. Spirit Airlines is a popular choice for budget travelers, and the average flight duration is about 3 hours 30 minutes. After selecting an offer, fill out your information and proceed to payment. Consider booking a hotel with us or using our flight + hotel service to save time and money.
Other popular destinations near Chicago-O'Hare
Where other people are flying to
