Cheap Flights from Bloomington (BMI) to Rock Springs (RKS)

Popular airlines from Bloomington, IL (BMI-Central Illinois Regional) to Rock Springs, WY (RKS-Sweetwater County)

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Frequently asked questions

How much does a flight from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS) cost?
Secure a cheap one-way flight or cheap return flight from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS)?
The cheapest month to fly from BMI to RKS is , when there's less demand. Off-peak months are usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest BMI to RKS flight.
How many flights per day from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS)?
Direct flights from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BMI to RKS?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS)?
To land at Sweetwater County Airport (RKS) on time, select a flight that leaves Central Illinois Regional Airport (BMI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS) last-minute?
Booking your flight from BMI to RKS right before your trip is usually more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a BMI to RKS flight and hotel package?
Opting for a BMI to RKS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Central Illinois Regional Airport (BMI) to Sweetwater County Airport (RKS)?
If you booked your BMI to RKS flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Origin airport
Central Illinois Regional
Destination airport
Sweetwater County
Distance
1050 mi

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Bloomington to Rock Springs Flights

The cheapest times to fly from Bloomington to Rock Springs

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bloomington to Rock Springs are during the month of . You can find some of the cheapest flights from Bloomington to Rock Springs with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bloomington to Rock Springs

Sunday is one of the best days to book for cheap flights from Bloomington to Rock Springs: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bloomington to Rock Springs

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bloomington to Rock Springs in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bloomington to Rock Springs flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bloomington to Rock Springs airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Bloomington to Rock Springs Flights

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