What are the cheapest airlines flying from Boise to Zagreb round-trip?

According to our current data, Delta ($592), United Airlines ($651), and KLM ($749) offers the cheapest pricing from Boise to Zagreb. Delta is 40% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in Zagreb ranges from 1.9 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Zagreb when rainfall is around 1.9 in.

If weather is an important factor for your trip to Zagreb, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular airlines that fly from Boise to Zagreb?

Before booking your flight from Boise to Zagreb check out the most popular airlines for this route: Delta, KLM or Lufthansa.

What is the cheapest time of day to fly from BOI to ZAG?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise to Zagreb as you normally would.

Most accurate provider : When it comes to deals on Boise-Zagreb flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Zagreb flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Zagreb flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Boise-Zagreb flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Zagreb flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Boise to Zagreb that include hotel bookings?

Yes. In addition to deals on Boise to Zagreb flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boise to Zagreb?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Zagreb.

Can I find deals for business class flights from Boise to Zagreb?

Yes. Cheapflights offers flight deals from Boise to Zagreb by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Flights from Boise to Zagreb

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1. Tell us where you want to go

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2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Boise to Zagreb

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	October
Cheapest in	March

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Zagreb Franjo Tuđman flight deals.

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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Zagreb Franjo Tuđman flights.

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Highest demand for flights based on searches. 14% potential increase in price ($168 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average RT price).

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Compare providers for flights from Boise to Zagreb

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Zagreb in February.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy2 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*2 stars
Cheapflightsfares	Price Accuracy2 stars	Trust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Boise-Zagreb flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Zagreb flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Zagreb flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Boise-Zagreb flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Zagreb flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Zagreb

Have a flexible travel schedule? Discover the best time to fly to Zagreb from Boise with our price prediction graph.

BOI-ZAG

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Zagreb

See what other customers who have flown with Delta, KLM, and United Airlines from Boise to Zagreb have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,181 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,181 reviews

Delta

7.9

Good

8,181 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

KLM

7.7

Good

1,451 reviews

Delta

7.9

Good

8,181 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,279 reviews

Delta

7.9

Good

8,181 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Lufthansa

6.8

Okay

7,780 reviews

Delta

7.9

Good

8,181 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What are the cheapest airlines flying from Boise to Zagreb round-trip?
According to our current data, Delta ($592), United Airlines ($651), and KLM ($749) offers the cheapest pricing from Boise to Zagreb. Delta is 40% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Boise to Zagreb that include hotel bookings?
Yes. In addition to deals on Boise to Zagreb flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to Zagreb?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Zagreb.
Can I find deals for business class flights from Boise to Zagreb?
Yes. Cheapflights offers flight deals from Boise to Zagreb by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 4 airlines flying from Boise to Zagreb

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$592	Average$1,050	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$651	Average$782	FlexibilityNo cancel fee	On-time69%
KLM	Cheapest$749	Average$983	FlexibilityNo cancel fee	On-time75%
Lufthansa	Cheapest$784	Average$1,108	FlexibilityNo cancel fee	On-time76%

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Cheap flights from Boise (BOI) to Zagreb (ZAG)

Find cheap flights from Boise to Zagreb with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Boise to Zagreb

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Compare providers for flights from Boise to Zagreb

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Zagreb in February.

Best time to book a flight from Boise to Zagreb

Have a flexible travel schedule? Discover the best time to fly to Zagreb from Boise with our price prediction graph.

Reviews of airlines servicing Zagreb

See what other customers who have flown with Delta, KLM, and United Airlines from Boise to Zagreb have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Boise to Zagreb. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Boise to Zagreb round-trip?

Can I find deals for flights from Boise to Zagreb that include hotel bookings?

How can I find direct flights from Boise to Zagreb?

Can I find deals for business class flights from Boise to Zagreb?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boise to Zagreb

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Zagreb by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Boise to Zagreb by cabin class

Find flights from Boise to Zagreb, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Boise and Zagreb flights

Browse other Boise and Zagreb flight options. Last updated on February 12, 2026.

Other flights from Boise

Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on February 12, 2026.

Popular flight searches

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Other flights to Zagreb

Explore flights to Zagreb departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 12, 2026.

Top 4 airlines flying from Boise to Zagreb

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