Q: What is the typical price of a round-trip flight between Chicago and Las Vegas?

Prices are currently low for flights on this route. Typical prices usually range from £166 to £306. The lowest price recently found on this route was £98.

Question 1

How far in advance should I book a flight to Las Vegas?

Accepted Answer

You are more likely to see cheaper flights to Las Vegas from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around £206 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Chicago for as low as £167 on momondo.

Question 2

How many flights depart from Chicago to Las Vegas on average per week?

Accepted Answer

The number of flights available between Chicago and Las Vegas is 62 per week as of December 2025. The most frequent departure day is Tue, with 40% of weekly flights leaving on this day.

Question 3

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Question 4

What is the cheapest day to depart on your flight to Las Vegas?

Accepted Answer

The cheapest day to depart on your flight to Las Vegas is on a Tuesday when prices can be found for as low as £158. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £216.

Question 5

What is the most punctual flight time for Chicago to Las Vegas flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Question 6

Which airline has the best punctuality record on Chicago to Las Vegas flights?

Accepted Answer

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

Question 7

What is the cheapest airline that flies from Chicago to Las Vegas Harry Reid Intl?

Accepted Answer

United Airlines, Southwest, and Spirit Airlines are the most popular carriers operating from Chicago to Las Vegas Harry Reid Intl

Question 8

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

Accepted Answer

There are 3 cabin classes available to choose from on Chicago to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 9

What is the typical price of a round-trip flight between Chicago and Las Vegas?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from £166 to £306.
The lowest price recently found on this route was £98.

Question 10

Can stopping save me money on Chicago to Las Vegas flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Chicago to Las Vegas.

Question 11

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

Accepted Answer

As of December 2025, prices for Chicago to Las Vegas flights are approximately 33% more expensive when compared to flights at the same time last year.

Question 12

How often are flights from Chicago to Las Vegas delayed?

Accepted Answer

Historically, on average around 15% of flights between Chicago and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 147 minutes.

Question 13

How many flights depart from Chicago to Las Vegas on average per day?

Accepted Answer

As of December 2025, there are 8 flights per day flying from Chicago to Las Vegas. The most common time of day flights depart is 18:00, with 35% of flights taking off in the afternoon.

Question 14

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

Accepted Answer

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

Question 15

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

Accepted Answer

Our data shows that the cheapest Chicago to Las Vegas flights are usually those with departure times in the evening. Our users have found flights to Las Vegas in the evening for as low as £160. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of £224. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Question 16

What is the cheapest month to fly to Las Vegas?

Accepted Answer

In general, January is the cheapest month to fly from Chicago to Las Vegas. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £164. If you’re not able to fly to Las Vegas in January, then February is your next best option. Flight prices from Chicago to Las Vegas during February average around £172.

Question 17

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

Accepted Answer

Prices for flights from Chicago to Las Vegas Harry Reid Intl Airport are updated daily.

Question 18

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

Accepted Answer

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 Chicago to Las Vegas Harry Reid Intl Airport.

Question 19

What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

Accepted Answer

The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Airports in Las Vegas	1 airport

Cheap flights from Chicago to Las Vegas from £49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Las Vegas departing on 17/1. 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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How to get the cheapest flight ticket from Chicago to Las Vegas

What is the typical price of a round-trip flight between Chicago and Las Vegas?

What is the cheapest month to fly to Las Vegas?

What is the cheapest day to depart on your flight to Las Vegas?

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

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

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

How far in advance should I book a flight to Las Vegas?

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

There are 3 cabin classes available to choose from on Chicago to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Las Vegas flights?

No. A direct flight is the cheapest option for a flight between Chicago to Las Vegas.

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

As of December 2025, prices for Chicago to Las Vegas flights are approximately 33% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Chicago to Las Vegas Harry Reid Intl?

United Airlines, Southwest, and Spirit Airlines are the most popular carriers operating from Chicago to Las Vegas Harry Reid Intl

How often are flights from Chicago to Las Vegas delayed?

Historically, on average around 15% of flights between Chicago and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 147 minutes.

What is the most punctual flight time for Chicago to Las Vegas flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Chicago to Las Vegas flights?

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

How many flights depart from Chicago to Las Vegas on average per day?

As of December 2025, there are 8 flights per day flying from Chicago to Las Vegas. The most common time of day flights depart is 18:00, with 35% of flights taking off in the afternoon.

How many flights depart from Chicago to Las Vegas on average per week?

The number of flights available between Chicago and Las Vegas is 62 per week as of December 2025. The most frequent departure day is Tue, with 40% of weekly flights leaving on this day.

When to book flights from Chicago to Las Vegas

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

What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

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