Cheap Flights from Ostrava (OSR) to Tri-Cities (TRI)

Popular airlines from Ostrava (OSR-Leos Janacek) to Tri-Cities, TN (TRI-Tri-Cities Regional)

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Frequently asked questions

How much does a flight from Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI) cost?
Snag a cheap one-way flight or cheap return flight from Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI)?
is the least expensive month to fly from OSR to TRI. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI)?
To find the cheapest airline that'll fly you from OSR to TRI, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI)?
Nonstop flights from Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from OSR to TRI?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI)?
To land at Tri-Cities Regional Airport (TRI) on time, select a flight that leaves Leos Janacek Airport (OSR) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI) last-minute?
Booking your plane ticket from OSR to TRI shortly before your getaway is typically more expensive. But if there's some wiggle room with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book an OSR to TRI flight and hotel package?
You'll generally save money by booking an OSR to TRI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your preferred flights and accommodations, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Leos Janacek Airport (OSR) to Tri-Cities Regional Airport (TRI)?
In most cases, you're able to reschedule or cancel your OSR to TRI flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further details, go to our Customer Service portal.

Travel information

Origin airport
Leos Janacek
Destination airport
Tri-Cities Regional
Distance
4767 mi

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Ostrava to Tri-Cities Flights

The cheapest times to fly from Ostrava to Tri-Cities

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

 

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

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

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 Ostrava to Tri-Cities 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 Ostrava to Tri-Cities 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 Ostrava to Tri-Cities 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.

 

Ostrava to Tri-Cities Flights

*Flight schedules are subject to change.

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