$453 Cheap Flights from Washington (IAD) to Zagreb (ZAG)

View $453 flight on Wed, Apr 22, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG)

Cheap Flights from Washington to Zagreb (IAD-ZAG)

Prices were available within the past 7 days and start at $453 for one-way flights and $584 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Apr 28 - Wed, May 13
IAD
Washington
ZAG
Zagreb
$584 Roundtrip, found 2 days ago
$584
Roundtrip
found 2 days ago
Select British Airways flight, departing Tue, Apr 28 from Washington to Zagreb, returning Wed, May 13, priced at $584 found 2 days ago
Lufthansa
Wed, Oct 29 - Wed, Nov 5
IAD
Washington
ZAG
Zagreb
$587 Roundtrip, found 1 day ago
$587
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Wed, Oct 29 from Washington to Zagreb, returning Wed, Nov 5, priced at $587 found 1 day ago
Air Canada
Wed, Apr 8 - Wed, Apr 15
IAD
Washington
ZAG
Zagreb
$589 Roundtrip, found 20 hours ago
$589
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Wed, Apr 8 from Washington to Zagreb, returning Wed, Apr 15, priced at $589 found 20 hours ago
Lufthansa
Wed, Apr 22 - Wed, May 13
IAD
Washington
ZAG
Zagreb
$589 Roundtrip, found 20 hours ago
$589
Roundtrip
found 20 hours ago
Select Lufthansa flight, departing Wed, Apr 22 from Washington to Zagreb, returning Wed, May 13, priced at $589 found 20 hours ago
United
Tue, Nov 4 - Thu, Nov 20
IAD
Washington
ZAG
Zagreb
$591 Roundtrip, found 10 hours ago
$591
Roundtrip
found 10 hours ago
Select United flight, departing Tue, Nov 4 from Washington to Zagreb, returning Thu, Nov 20, priced at $591 found 10 hours ago
United
Tue, Nov 4 - Wed, Nov 19
IAD
Washington
ZAG
Zagreb
$592 Roundtrip, found 10 hours ago
$592
Roundtrip
found 10 hours ago
Select United flight, departing Tue, Nov 4 from Washington to Zagreb, returning Wed, Nov 19, priced at $592 found 10 hours ago
Air Canada
Wed, Apr 8 - Wed, Apr 15
IAD
Washington
ZAG
Zagreb
$592 Roundtrip, found 20 hours ago
$592
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Wed, Apr 8 from Washington to Zagreb, returning Wed, Apr 15, priced at $592 found 20 hours ago
Lufthansa
Wed, Apr 22 - Wed, May 13
IAD
Washington
ZAG
Zagreb
$593 Roundtrip, found 20 hours ago
$593
Roundtrip
found 20 hours ago
Select Lufthansa flight, departing Wed, Apr 22 from Washington to Zagreb, returning Wed, May 13, priced at $593 found 20 hours ago
Austrian Airlines
Wed, Apr 22 - Wed, May 13
IAD
Washington
ZAG
Zagreb
$594 Roundtrip, found 20 hours ago
$594
Roundtrip
found 20 hours ago
Select Austrian Airlines flight, departing Wed, Apr 22 from Washington to Zagreb, returning Wed, May 13, priced at $594 found 20 hours ago
Austrian Airlines
Tue, Oct 28 - Thu, Nov 6
IAD
Washington
ZAG
Zagreb
$604 Roundtrip, found 1 hour ago
$604
Roundtrip
found 1 hour ago
Select Austrian Airlines flight, departing Tue, Oct 28 from Washington to Zagreb, returning Thu, Nov 6, priced at $604 found 1 hour ago

Find the cheapest month to fly from Washington (IAD) to Zagreb (ZAG)

August is typically the cheapest month to fly

From $574 - $1,402 per traveler.

Graph displaying average flight prices per month

Alternative airports near Zagreb

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Zagreb Airport ZAG. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $801
ZAG
Zagreb Airport
CheapestClosest
Average driving time to city center16 min
Flights from $801
Flights from Washington (IAD) to Zagreb (ZAG)
Origin airport
Washington Dulles Intl.
Destination airport
Zagreb
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Iberia, KLM, Lufthansa, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$584
Distance
4515 mi

Washington to Zagreb Flights

The cheapest times to fly from Washington to Zagreb

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

 

The best time to book a flight from Washington to Zagreb

Sunday is one of the best days to book for cheap flights from Washington to Zagreb: 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 Washington to Zagreb

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 Washington to Zagreb in 2025. You can also book with separate airlines for your outbound and return journeys, from $453 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 Washington to Zagreb 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 Washington to Zagreb 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 Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG) cost?
Snag a cheap one-way flight from $453 or cheap return flight from $584 from Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG)?
April is the cheapest month to fly from IAD to ZAG. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IAD to ZAG flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG)?
You'll have to catch a flight with a layover when traveling from Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from IAD to ZAG?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary based on the time of year, 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 Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG)?
To avoid potential delays on the Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG) route, travel before 3 PM. Flights after this time have a 22% higher chance of being canceled.**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 Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG) last-minute?
Last-minute bookings from IAD to ZAG are usually more expensive. To secure the lowest prices, start looking for flights ahead of time. That being said, if you're flexible with your travel plans, it's possible to score a cheap ticket right before your trip.
Is it cheaper to book an IAD to ZAG flight and hotel package?
Opting for an IAD to ZAG flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Zagreb Airport (ZAG)?
In most instances, you can modify or cancel your IAD to ZAG flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like more details, go to our Customer Service portal.

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*Available to One Key members.