$4,876 Cheap Flights from Atlanta (ATL) to Ostrava (OSR)

View $4,876 flight on Sun, Dec 28, 2025Opens in a new window

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to Ostrava (OSR-Leos Janacek)

Cheap Flights from Atlanta to Ostrava (ATL-OSR)

Prices were available within the past 7 days and start at $4,876 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Atlanta (ATL) to Ostrava (OSR)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Leos Janacek
Distance
4989 mi

Atlanta to Ostrava Flights

The cheapest times to fly from Atlanta to Ostrava

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

 

The best time to book a flight from Atlanta to Ostrava

Sunday is one of the best days to book for cheap flights from Atlanta to Ostrava: 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 Atlanta to Ostrava

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 Atlanta to Ostrava in 2025. You can also book with separate airlines for your outbound and return journeys, from $4,876 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 Atlanta to Ostrava 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 Atlanta to Ostrava 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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR) cost?
Lock in a cheap one-way flight from $4,876 or cheap return flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR) 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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR)?
Flying in can help you save, as it's the cheapest month for flights between ATL and OSR. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR)?
To find the cheapest airline flying from ATL to OSR, 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 discover the cheapest flight right away.
How many flights per day from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR)?
Direct flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ATL to OSR?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on various factors, such as the season 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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR)?
Opt for a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR) last-minute?
Booking your plane ticket from ATL to OSR just before your journey is usually more expensive. However, if there's some wiggle room with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an ATL to OSR flight and hotel package?
Compared with arranging hotels and flights separately, booking an ATL to OSR flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place will take the hassle out of planning your trip. Simply pick your flights and choose from our wide range of hotels, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Leos Janacek Airport (OSR)?
Typically, you can cancel or modify your ATL to OSR flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more details, head to our Customer Service portal.

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*Available to One Key members.