Prices were available within the past 7 days and start at $129 for one-way flights and $164 for roundtrip, for the period specified. Prices and availability are subject to change.
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 Zagreb to Mostar are during the month of December. You can find some of the cheapest flights from Zagreb to Mostar with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Zagreb to Mostar
Sunday is one of the best days to book for cheap flights from Zagreb to Mostar: 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 Zagreb to Mostar
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 Zagreb to Mostar in 2026. You can also book with separate airlines for your outbound and return journeys, from $129 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 Zagreb to Mostar 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 Zagreb to Mostar 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 Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) cost?
You can find cheap one-way flights from $129 and cheap return flights $164 Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) with Expedia. One-way flights generally range between $118 and $366, and roundtrip flights usually range from $149 to $689. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) ticket fares go up or down.
*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
The cheapest month to fly from ZAG to OMO is December when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
Croatia Airlines operates around 7 direct flights from ZAG to OMO every week.
What is the cheapest airline that flies from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
Croatia Airlines is one of the cheapest airlines offering nonstop flights from Zagreb (ZAG) to Mostar (OMO), with round-trip tickets starting from around $146. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
To find a cheap flight from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
The best airline to fly with from Zagreb (ZAG) to Mostar (OMO) will differ from traveler to traveler. If you like to fly early, Croatia Airlines offers early morning flights. If price is the most important factor, Croatia Airlines typically offers the lowest fares. KLM offers the most daily flights from Zagreb to Mostar, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
On average, there are around 1 nonstop flights per day from (ZAG) to Mostar Intl. (OMO). For more options, look at flights that include layovers.
What is the earliest flight from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
The earliest flight from Zagreb (ZAG) to Mostar International Airport (OMO) usually departs at around 11:30 AM, operated by Croatia Airlines. This seasonal service is available in June, providing a convenient option for your travel plans. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
The most popular departure times for flights from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) are in the late evening, from 9pm to midnight. About 88% of passengers prefer this time window. Croatia Airlines offers flights during this window. Many travelers choose this timing because it allows for a full day of activities before heading to Mostar.
How long does it take to fly from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
A nonstop flight from ZAG to OMO typically takes around 1 hour, covering approximately 190 miles. Connecting flights on this route usually add 22 hours 30 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
Business class seats are offered on the ZAG to OMO route with Croatia Airlines.
How do I earn miles on a Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) flight with Expedia?
It's easy to earn miles on a Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.
*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Mostar from ZAG (ZAG)?
If you're planning to travel to Mostar from ZAG (ZAG), you can fly typically into Mostar Intl. (OMO) Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) at the last minute?
Typically, booking a last minute flight from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) flight and hotel package?
Securing a Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Zagreb (ZAG) to Mostar (OMO-Mostar Intl.)?
If you booked your Zagreb (ZAG) to Mostar (OMO-Mostar Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.