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$89+ Cheap flights from Greater Rockford (RFD) to Las Vegas (LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
RFD — LAS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago Greater Rockford to Las Vegas Harry Reid Intl are usually found in January or November, booked 25 days in advance, depart on a Monday or Friday and return on a Monday

Cheap flight deals from Rockford to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Rockford (RFD) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$153
(FlightHub)

One-way from

$89
(FlightHub)

Popular in

August

Cheapest in

January

Average price

$236

Good round-trip deal

$228 or less

Good one-way deal

$107 or less
From Chicago Greater Rockford to Las Vegas Harry Reid Intl
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One-way flight from Chicago Greater Rockford to Las Vegas Harry Reid Intl
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Highest demand for flights based on searches. 3% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Chicago Greater Rockford to Las Vegas Harry Reid Intl.
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Price to beat on a one-way flight from Chicago Greater Rockford to Las Vegas Harry Reid Intl.
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Find flight deals from Rockford to Las Vegas

Cheapest flights from Rockford to Las Vegas
Explore the most affordable flight options available from Rockford to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/141:20 pmRFD - LAS
Nonstop3h 41mAllegiant Air
Sun 12/216:35 amLAS - RFD
Nonstop3h 20mAllegiant Air
Deal found 9/11$146
This FlightHub deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/51:44 pmRFD - LAS
Nonstop3h 48mAllegiant Air
Thu 10/97:30 amLAS - RFD
Nonstop3h 24mAllegiant Air
Deal found 9/11$153
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/51:44 pmRFD - LAS
Nonstop3h 48mAllegiant Air
Thu 10/167:30 amLAS - RFD
Nonstop3h 24mAllegiant Air
Deal found 9/9$164
This FlightHub deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/218:37 pmRFD - LAS
Nonstop3h 34mAllegiant Air
Thu 9/252:23 pmLAS - RFD
Nonstop3h 24mAllegiant Air
Deal found 9/9$177
This FlightHub deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/141:20 pmRFD - LAS
Nonstop3h 41mAllegiant Air
Thu 12/186:35 amLAS - RFD
Nonstop3h 20mAllegiant Air
Deal found 9/10$182
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:40 pmRFD - LAS
1 stop15h 47mMultiple Airlines
Thu 10/97:30 amLAS - RFD
Nonstop3h 24mMultiple Airlines
Deal found 9/9$183
This Lucky2Go deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:39 pmRFD - LAS
Nonstop3h 48mAllegiant Air
Thu 11/66:35 amLAS - RFD
Nonstop3h 18mAllegiant Air
Deal found 9/10$184
This FlightHub deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/212:54 pmRFD - LAS
Nonstop3h 48mAllegiant Air
Thu 11/66:35 amLAS - RFD
Nonstop3h 18mAllegiant Air
Deal found 9/10$193
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/288:37 pmRFD - LAS
Nonstop3h 34mMultiple Airlines
Fri 10/39:26 pmLAS - RFD
1 stop12h 44mMultiple Airlines
Deal found 9/9$195

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rockford to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Chicago Greater Rockford Airport to Las Vegas that are best for you.

Fly from

Rockford

Fly to

Las Vegas

Route

Depart

Return

Price

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 10/5

1:44 pm-3:32 pm

Nonstop3h 48m

Las Vegas Harry Reid Intl

Thu 10/9

7:30 am-12:54 pm

Nonstop3h 24m

$153

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 10/5

1:44 pm-3:32 pm

Nonstop3h 48m

Las Vegas Harry Reid Intl

Thu 10/16

7:30 am-12:54 pm

Nonstop3h 24m

$164

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 9/21

8:37 pm-10:11 pm

Nonstop3h 34m

Las Vegas Harry Reid Intl

Thu 9/25

2:23 pm-7:47 pm

Nonstop3h 24m

$177

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 11/16

12:43 pm-2:26 pm

Nonstop3h 43m

Las Vegas Harry Reid Intl

Sun 11/23

6:20 am-11:35 am

Nonstop3h 15m

$177

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Mon 10/6

7:40 pm-9:27 am

1 stop15h 47m

Las Vegas Harry Reid Intl

Thu 10/9

7:30 am-12:54 pm

Nonstop3h 24m

$183

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Thu 10/30

12:39 pm-2:27 pm

Nonstop3h 48m

Las Vegas Harry Reid Intl

Thu 11/6

6:35 am-11:53 am

Nonstop3h 18m

$184

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 11/2

12:54 pm-2:42 pm

Nonstop3h 48m

Las Vegas Harry Reid Intl

Thu 11/6

6:35 am-11:53 am

Nonstop3h 18m

$193

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 9/28

8:37 pm-10:11 pm

Nonstop3h 34m

Las Vegas Harry Reid Intl

Fri 10/3

9:26 pm-12:10 pm

1 stop12h 44m

$195

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 10/5

1:44 pm-3:32 pm

Nonstop3h 48m

Las Vegas Harry Reid Intl

Thu 10/16

12:18 pm-6:58 pm

1 stop28h 40m

$218

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 9/28

8:37 pm-10:11 pm

Nonstop3h 34m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 18 results
1
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Best time to book a flight from Rockford to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Rockford with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago Greater Rockford Airport to Las Vegas

How far ahead should I book a flight from Chicago Greater Rockford Airport to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Rockford to Las Vegas. Price data was last updated on August 29, 2025.

The best time to book flights from Chicago Greater Rockford Airport to Las Vegas is 25 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago Greater Rockford Airport to Las Vegas?

Currently, August is the cheapest month in which you can book a flight from Chicago Greater Rockford Airport to Las Vegas (average of $198). Flying from Chicago Greater Rockford Airport to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from RFD to LAS?

Find hourly flight availability from Rockford to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

One of the essential ways to save on airfare from Chicago Greater Rockford Airport to Las Vegas is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 14% on airfare.

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Allegiant Air from Chicago Greater Rockford Airport to Las Vegas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Allegiant Air
7.2
Good
702 reviews

Overall

7.2

Comfort

6.8

Boarding

7.6

Crew

8.1

Food

5.9

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

Joellen,Aug 2024

LAS - GEG

Boarding was a hassle. I’ve had the same guy before. Never enjoy seeing him.
Allegiant Air
7.2
Good
702 reviews
Allegiant Air
7.2
Good
702 reviews

Overall

7.2

Comfort

6.8

Boarding

7.6

Crew

8.1

Food

5.9

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

Joellen,Aug 2024

LAS - GEG

Boarding was a hassle. I’ve had the same guy before. Never enjoy seeing him.

Related info for your journey

Find useful and relevant information for your journey from Rockford to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Las Vegas from Chicago Greater Rockford?

    Las Vegas Harry Reid Intl (LAS) is the airport you will fly into if you book a flight from Chicago Greater Rockford to Las Vegas. You should not have trouble finding flights to Harry Reid Intl from Chicago Greater Rockford; the airport handles an average of 0 inbound flights from Chicago Greater Rockford per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Las Vegas airport from Chicago Greater Rockford. It is only a 6.2 mi journey from Harry Reid Intl (LAS) to Las Vegas’s city center.

  • How long is the flight from Chicago Greater Rockford Airport to Las Vegas?

    For as low as $153, Allegiant Air can have you in Las Vegas from Chicago Greater Rockford Airport in 3h 48m. Airlines will cover a distance of 1451 mi. Most flights are nonstop.

  • What is the cheapest airline to fly from Chicago Greater Rockford Airport to Las Vegas round-trip?

    Allegiant Air, at $131, was found to be the cheapest airline from Chicago Greater Rockford Airport to Las Vegas.. Allegiant Air is priced at 45% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Chicago Greater Rockford Airport to Las Vegas?

    While on average a flight from Chicago Greater Rockford Airport to Las Vegas is generally $222, our data shows the cheapest flight currently is $80. When looking at the most popular route, (Chicago Greater Rockford - Las Vegas Harry Reid Intl), you can expect to pay $161 for that flight.

  • Can I find deals for flights from Rockford to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Rockford to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rockford to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rockford to Las Vegas.

  • Can I find deals for business class flights from Rockford to Las Vegas?

    Yes. Cheapflights offers flight deals from Rockford to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago Greater Rockford Airport to Las Vegas?

    Currently, August is the cheapest month in which you can book a flight from Chicago Greater Rockford Airport to Las Vegas (average of $198). Flying from Chicago Greater Rockford Airport to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
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Alternative routes for Rockford to Las Vegas

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Top airline flying from Rockford to Las Vegas

Discover the top airline that operate flights from Rockford to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$131Average$252FlexibilityNo cancel feeOn-time88%

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