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Cheap flights from Las Vegas to Chicago from $26

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Chicago departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Las Vegas to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from Las Vegas to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.
1:01 am - 6:42 amLAS-ORD
3h 41mnonstop
2:42 pm - 4:54 pmORD-LAS
4h 12mnonstop
$65Spirit Airlines
Find Deal
Fri, Mar 7 - Tue, Mar 11
10:31 pm - 4:09 amLAS-ORD
3h 38mnonstop
7:59 pm - 10:15 pmORD-LAS
4h 16mnonstop
$71Frontier
Find Deal
Sat, Mar 8 - Sat, Mar 15
1:01 am - 6:42 amLAS-ORD
3h 41mnonstop
9:16 am - 5:45 pmORD-LAS
10h 29m1 stop
$72Spirit Airlines
Find Deal
Fri, Mar 7 - Tue, Mar 11
11:22 pm - 5:01 amLAS-ORD
3h 39mnonstop
7:46 pm - 10:17 pmORD-LAS
4h 31mnonstop
$74Frontier
Find Deal
Sat, Apr 5 - Sat, Apr 12
3:24 pm - 8:51 pmLAS-RFD
3h 27mnonstop
9:41 pm - 11:22 pmRFD-LAS
3h 41mnonstop
$134Allegiant Air
Find Deal
Thu, Apr 3 - Sun, Apr 6
6:15 am - 11:38 amLAS-RFD
3h 23mnonstop
12:28 pm - 2:09 pmRFD-LAS
3h 41mnonstop
$144Allegiant Air
Find Deal
Thu, May 15 - Sun, May 18
6:21 pm - 11:59 pmLAS-ORD
3h 38mnonstop
8:38 pm - 10:50 pmORD-LAS
4h 12mnonstop
$179American Airlines
Find Deal
Wed, Mar 12 - Sat, Mar 15
11:50 am - 5:31 pmLAS-ORD
3h 41mnonstop
8:38 pm - 10:53 pmORD-LAS
4h 15mnonstop
$205American Airlines
Find Deal
Wed, Mar 26 - Fri, Mar 28
11:55 pm - 5:20 amLAS-MDW
3h 25mnonstop
5:20 pm - 8:40 pmMDW-LAS
5h 20m1 stop
$218Southwest
Find Deal
Wed, Mar 19 - Wed, Mar 26
5:30 pm - 1:05 amLAS-MDW
5h 35m1 stop
3:25 pm - 5:20 pmMDW-LAS
3h 55mnonstop
$228Southwest
Find Deal
Thu, May 1 - Tue, May 6

Spirit Airlines flights from Las Vegas to Chicago

Our best Spirit Airlines deals on Las Vegas to Chicago flight tickets
Spirit Airlines
Mar 7
LAS1:01 amLas Vegas Harry Reid Intl
3h 41m
ORD6:42 amChicago O'Hare Intl
Mar 11
ORD2:42 pmChicago O'Hare Intl
4h 12m
LAS4:54 pmLas Vegas Harry Reid Intl
Spirit Airlines
Mar 7
LAS1:01 amLas Vegas Harry Reid Intl
3h 41m
ORD6:42 amChicago O'Hare Intl
Mar 11
ORD9:16 amChicago O'Hare Intl
10h 29m
1 stop
LAS5:45 pmLas Vegas Harry Reid Intl
Spirit Airlines
Mar 8
LAS11:45 pmLas Vegas Harry Reid Intl
3h 41m
ORD5:26 amChicago O'Hare Intl
Mar 11
ORD2:42 pmChicago O'Hare Intl
4h 12m
LAS4:54 pmLas Vegas Harry Reid Intl

Frontier flights from Las Vegas to Chicago

Our best Frontier deals on Las Vegas to Chicago flight tickets
Frontier
Mar 8
LAS10:31 pmLas Vegas Harry Reid Intl
3h 38m
ORD4:09 amChicago O'Hare Intl
Mar 15
ORD7:59 pmChicago O'Hare Intl
4h 16m
LAS10:15 pmLas Vegas Harry Reid Intl
Frontier
Apr 5
LAS11:22 pmLas Vegas Harry Reid Intl
3h 39m
ORD5:01 amChicago O'Hare Intl
Apr 12
ORD7:46 pmChicago O'Hare Intl
4h 31m
LAS10:17 pmLas Vegas Harry Reid Intl
Frontier
Mar 8
LAS10:31 pmLas Vegas Harry Reid Intl
3h 38m
ORD4:09 amChicago O'Hare Intl
Mar 11
ORD6:45 amChicago O'Hare Intl
6h 24m
1 stop
LAS11:09 amLas Vegas Harry Reid Intl

See travel insights to Chicago from

How to get the cheapest flight ticket from Las Vegas to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago?

The month of September is, on average, the cheapest month to fly to Chicago from Las Vegas, with most prices found around $130. If you’re not able to fly to Chicago in September, then May is your next best option. Flight prices from Las Vegas to Chicago during May average around $143.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Friday when prices can be found for as low as $276. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Las Vegas to Chicago for around $411.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Las Vegas to Chicago during this time can be as low as $209. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $701.

What is the cheapest Las Vegas Harry Reid Intl to Chicago flight route?

Fly from Las Vegas Harry Reid Intl to Chicago Midway for the best Las Vegas Harry Reid Intl - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Las Vegas when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $235 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Las Vegas for as low as $182 on momondo.

What cabin class options are available on Las Vegas Harry Reid Intl to Chicago flights?

There are 4 cabin classes available to choose from on Las Vegas Harry Reid Intl to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Las Vegas to Chicago flight prices changed over time?

As of February 2025, prices for Las Vegas to Chicago flights are approximately 46% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Chicago (LAS to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Chicago

Best Price Found

$26

Fastest flight time

3h 19m

Direct flights

Every day

Airports in Chicago

3 airports
The best one-way flight to Chicago from Las Vegas in the past 72 hours is $26. The best round-trip flight deal from Las Vegas to Chicago found on momondo in the last 72 hours is $65.
The fastest flight from Las Vegas to Chicago takes 3h 19m
Direct flights go from Las Vegas to Chicago every day.
There are 3 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Chicago Greater Rockford (RFD)

  • How far is Las Vegas Harry Reid Intl to Chicago by plane?

    There are 1519.9 mi between Las Vegas Harry Reid Intl and Chicago. A reasonable flight in good conditions will take 3h 19m.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Chicago?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Chicago are refreshed on a daily basis.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Chicago?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Las Vegas to Chicago?

  • What is the most popular airline from Las Vegas to Chicago?


Best airlines flying from Las Vegas to Chicago

Compare and see reviews for airlines that fly from Las Vegas to Chicago with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $55Free CancellationRating
6.0
3,355 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $70Free CancellationRating
6.3
8,013 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $132Free CancellationRating
7.3
765 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $147Free CancellationRating
7.4
8,765 reviews
Search United Airlines flights
American AirlinesPriceFrom $159Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $188Free CancellationRating
8.1
4,411 reviews
Search Southwest flights
DeltaPriceFrom $257Free CancellationRating
8.0
8,219 reviews
Search Delta flights
  • Southwest Flights From Las Vegas to Chicago

    Southwest flies from Las Vegas to Chicago around 40 times per week, with 4,411 momondo users rating the airline 8.1/10. The cheapest Southwest deal from Las Vegas to Chicago in the last 72 hours was $188 (round-trip), much lower than the average airfare cost of $329 for Southwest flights on this route.

  • United Airlines Flights From Las Vegas to Chicago

    Another popular option for Las Vegas to Chicago flights is United Airlines (7.4/10, 8,766 ratings). United Airlines flies from Las Vegas to Chicago around 31 times per week, with deals starting from $147 round-trip and rising to an average price of around $343.


Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Hammond
New Buffalo
Portage
Benton Harbor
Lansing
Saint Joseph
Valparaiso
Munster
Crown Point
Schererville
Monticello
Chesterton
Porter
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to Chicago?

It is quick and easy to find Las Vegas to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from Las Vegas to Chicago with flexible booking policies on momondo?

Flights from Las Vegas to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Las Vegas to Chicago?

Once you have performed a search for Las Vegas to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Las Vegas to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Las Vegas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago