$174 Cheap Flights from Tri-Cities (TRI) to Bloomington (BMI)

View $174 flight on Tue, Sep 30, 2025Opens in a new window

Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Bloomington, IL (BMI-Central Illinois Regional)

Cheap Flights from Tri-Cities to Bloomington (TRI-BMI)

Prices were available within the past 7 days and start at $174 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Tri-Cities (TRI) to Bloomington (BMI)
Origin airport
Tri-Cities Regional
Destination airport
Central Illinois Regional
Distance
447 mi

Tri-Cities to Bloomington Flights

The cheapest times to fly from Tri-Cities to Bloomington

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 Tri-Cities to Bloomington are during the month of . You can find some of the cheapest flights from Tri-Cities to Bloomington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tri-Cities to Bloomington

Sunday is one of the best days to book for cheap flights from Tri-Cities to Bloomington: 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 Tri-Cities to Bloomington

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 Tri-Cities to Bloomington in 2025. You can also book with separate airlines for your outbound and return journeys, from $174 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 Tri-Cities to Bloomington 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 Tri-Cities to Bloomington 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.

 

Frequently asked questions

How much does a flight from Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI) cost?
Get a cheap one-way flight from $174 or cheap return flight from Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI)?
Planning your trip for is a great way to save, as it's the cheapest month for flights between TRI and BMI. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest TRI to BMI flight.
How many flights per day from Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI)?
There aren't any daily direct flights available from Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from TRI to BMI?
Typically you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI)?
To avoid possible delays on the Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI) last-minute?
Booking your plane ticket from TRI to BMI just before your journey is typically more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a TRI to BMI flight and hotel package?
Compared with arranging flights and hotels separately, booking a TRI to BMI flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our wide range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Tri-Cities Regional Airport (TRI) to Central Illinois Regional Airport (BMI)?
It's generally possible to reschedule or cancel your TRI to BMI flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.