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$86+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
RFD — LAS
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Find cheap flights from Rockford to Las Vegas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Chicago Greater Rockford to Las Vegas Harry Reid Intl are usually found in November or January, booked 56 days in advance, depart on a Monday or Saturday and return on a Monday

Cheap 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 March 10, 2026.

This Booking.com deal was found by Cheapflights users on 3/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/312:50 pm
RFD
-
LAS
Nonstop3h 49m
Allegiant Air
Thu 5/76:40 am
LAS
-
RFD
Nonstop3h 20m
Allegiant Air
Deal found 3/10$170
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/1712:50 pm
RFD
-
LAS
Nonstop3h 49m
Allegiant Air
Thu 5/217:00 am
LAS
-
RFD
Nonstop3h 21m
Allegiant Air
Deal found 3/9$194
This Mytrip deal was found by Cheapflights users on 3/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/512:45 pm
RFD
-
LAS
Nonstop3h 49m
Allegiant Air
Thu 4/96:40 am
LAS
-
RFD
Nonstop3h 20m
Allegiant Air
Deal found 3/9$195
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/121:14 pm
RFD
-
LAS
Nonstop3h 39m
Allegiant Air
Thu 7/167:00 am
LAS
-
RFD
Nonstop3h 24m
Allegiant Air
Deal found 3/10$203
This Mytrip deal was found by Cheapflights users on 3/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/212:45 pm
RFD
-
LAS
Nonstop3h 49m
Allegiant Air
Thu 4/96:40 am
LAS
-
RFD
Nonstop3h 20m
Allegiant Air
Deal found 3/9$205
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:29 pm
RFD
-
LAS
Nonstop3h 39m
Allegiant Air
Thu 10/12:53 pm
LAS
-
RFD
Nonstop3h 20m
Allegiant Air
Deal found 3/10$213
This Booking.com deal was found by Cheapflights users on 3/5. 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 4/1212:50 pm
RFD
-
LAS
Nonstop3h 49m
Allegiant Air
Thu 4/166:40 am
LAS
-
RFD
Nonstop3h 20m
Allegiant Air
Deal found 3/5$217
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/241:11 pm
RFD
-
LAS
Nonstop3h 41m
Allegiant Air
Thu 5/287:00 am
LAS
-
RFD
Nonstop3h 21m
Allegiant Air
Deal found 3/9$218

Find 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$190
(Booking.com)

One-way from

$86
(Super.com)

Popular in

March

Cheapest in

November

Average price

$328

Good round-trip deal

$270 or less

Good one-way deal

$142 or less
Provider with most accurate pricing for Chicago Greater Rockford-Las Vegas Harry Reid Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago Greater Rockford-Las Vegas Harry Reid Intl flights.
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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
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Chicago Greater Rockford to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from Chicago Greater Rockford to Las Vegas Harry Reid Intl.
Search Deals

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 March 10, 2026.
Use the filters below to find and compare flights from Chicago Greater Rockford Airport to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 5/17

12:50 pm-2:39 pm

Nonstop3h 49m

Las Vegas Harry Reid Intl

Thu 5/21

7:00 am-12:21 pm

Nonstop3h 21m

$195

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Thu 5/14

12:50 pm-2:39 pm

Nonstop3h 49m

Las Vegas Harry Reid Intl

Sun 5/17

6:40 am-12:00 pm

Nonstop3h 20m

$260

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Thu 5/7

12:50 pm-2:39 pm

Nonstop3h 49m

Las Vegas Harry Reid Intl

Thu 5/14

6:40 am-12:00 pm

Nonstop3h 20m

$272

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 5/3

12:50 pm-2:39 pm

Nonstop3h 49m

Las Vegas Harry Reid Intl

Sat 5/9

11:51 am-9:47 am

2 stops19h 56m

$285

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Thu 4/30

12:50 pm-2:39 pm

Nonstop3h 49m

Las Vegas Harry Reid Intl

Sun 5/3

6:40 am-12:00 pm

Nonstop3h 20m

$338

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Thu 3/26

12:45 pm-2:39 pm

Nonstop3h 54m

Las Vegas Harry Reid Intl

Thu 4/2

6:35 am-11:55 am

Nonstop3h 20m

$345

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 5/17

12:50 pm-2:39 pm

Nonstop3h 49m

Las Vegas Harry Reid Intl

Sun 5/24

7:00 am-12:21 pm

Nonstop3h 21m

$355
Quickest round-trip

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Thu 5/28

1:11 pm-2:52 pm

Nonstop3h 41m

Las Vegas Harry Reid Intl

Sun 5/31

7:00 am-12:21 pm

Nonstop3h 21m

$358

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 3/29

6:50 pm-10:29 pm

2 stops29h 39m

Las Vegas Harry Reid Intl

Thu 4/9

6:40 am-12:00 pm

Nonstop3h 20m

$377

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Thu 4/2

12:45 pm-2:34 pm

Nonstop3h 49m

Las Vegas Harry Reid Intl

Sun 4/5

6:35 am-11:55 am

Nonstop3h 20m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Rockford to Las Vegas

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rockford to Las Vegas in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago Greater Rockford Airport-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago Greater Rockford Airport-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago Greater Rockford Airport-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago Greater Rockford Airport-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago Greater Rockford Airport-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 March 6, 2026.

The best time to book flights from Chicago Greater Rockford Airport to Las Vegas is 56 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, January is the cheapest month in which you can book a flight from Chicago Greater Rockford Airport to Las Vegas (average of $125). Flying from Chicago Greater Rockford Airport to Las Vegas in June is currently the most expensive (average of $208). 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 March 10, 2026.

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 in the evening could potentially save you up to 12% 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 March 10, 2026.
Read reviews from past customers who have flown Allegiant Air and American Airlines 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
7.3
Good
714 reviews

Food

5.9

Entertainment

5.5

Boarding

7.6

Overall

7.3

Comfort

6.9

Crew

8.1

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
Allegiant Air
7.3
Good
714 reviews
Allegiant Air
7.3
Good
714 reviews

Food

5.9

Entertainment

5.5

Boarding

7.6

Overall

7.3

Comfort

6.9

Crew

8.1

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
American Airlines
7.1
Good
11,414 reviews
Allegiant Air
7.3
Good
714 reviews

Food

5.9

Entertainment

5.5

Boarding

7.6

Overall

7.3

Comfort

6.9

Crew

8.1

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.

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 2 airlines have 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 $195, Allegiant Air can have you in Las Vegas from Chicago Greater Rockford Airport in 3h 49m. Airlines will cover a distance of 1451 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Chicago Greater Rockford Airport to Las Vegas round-trip?

    Allegiant Air, at $143, was found to be the cheapest airline from Chicago Greater Rockford Airport to Las Vegas. An alternate airline flying to your destination would be American Airlines. Allegiant Air is priced at 46% 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 $238, our data shows the cheapest flight currently is $107. When looking at the most popular route, (Chicago Greater Rockford - Las Vegas Harry Reid Intl), you can expect to pay $193 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, January is the cheapest month in which you can book a flight from Chicago Greater Rockford Airport to Las Vegas (average of $125). Flying from Chicago Greater Rockford Airport to Las Vegas in June is currently the most expensive (average of $208). 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?

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Alternative routes for Rockford to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
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Midway to Las Vegas flights
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Top 2 airlines flying from Rockford to Las Vegas

Discover the top 2 airlines 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$143Average$265FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$159Average$377FlexibilityNo cancel feeOn-time71%

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