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$488+ Cheap flights from Dulles Intl (IAD) to Slovenia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LJU
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Dulles Intl to Slovenia

Keep the following information in mind while searching for Dulles Intl to Slovenia flight deals. Data was last updated January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$588
(Justfly.com)

One-way from

$488
(Kiwi.com)

Popular in

May

Cheapest in

November
Provider with most accurate pricing for Washington, D.C. (WAS)-Ljubljana Joze Pucnik flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Ljubljana Joze Pucnik flights.
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From Washington, D.C. Dulles Intl to Slovenia
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One-way flight from Washington, D.C. Dulles Intl to Slovenia
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Highest demand for flights based on searches. 13% potential increase in price ($163 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
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Find flight deals from Dulles Intl to Slovenia

Cheapest flights from Dulles Intl to Slovenia
Explore the most affordable flight options available from Dulles Intl to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This Justfly.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/179:15 pm
IAD
-
LJU
1 stop29h 10m
Turkish Airlines
Wed 1/219:20 am
LJU
-
IAD
1 stop32h 25m
Turkish Airlines
Deal found 1/14$588
This Justfly.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/81:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Sat 5/98:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 1/15$589
This oojo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/19:15 pm
IAD
-
LJU
1 stop15h 25m
Turkish Airlines
Sun 3/89:20 am
LJU
-
IAD
1 stop16h 00m
Turkish Airlines
Deal found 1/15$617
This Justfly.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:30 pm
IAD
-
LJU
1 stop23h 10m
Turkish Airlines
Tue 11/39:20 am
LJU
-
IAD
1 stop16h 55m
Turkish Airlines
Deal found 1/15$643
This FlightHub deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:40 pm
IAD
-
LJU
1 stop33h 15m
Turkish Airlines
Mon 5/259:40 am
LJU
-
IAD
1 stop16h 10m
Turkish Airlines
Deal found 1/14$674
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Fri 9/189:40 am
LJU
-
IAD
1 stop16h 10m
Turkish Airlines
Deal found 1/14$675
This Cheapflightsfares deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:20 pm
IAD
-
LJU
1 stop11h 40m
SWISS
Wed 8/1910:50 am
LJU
-
IAD
1 stop11h 55m
SWISS
Deal found 1/14$681
This Turkish Airlines deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/219:15 pm
IAD
-
LJU
1 stop15h 25m
Turkish Airlines
Sun 1/257:35 pm
LJU
-
IAD
1 stop29h 45m
Turkish Airlines
Deal found 1/13$684
This Justfly.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:45 pm
IAD
-
LJU
1 stop15h 35m
Turkish Airlines
Sun 9/278:15 pm
LJU
-
IAD
1 stop29h 35m
Turkish Airlines
Deal found 1/15$699
This Delta deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:15 pm
IAD
-
LJU
1 stop13h 35m
Delta
Wed 8/1912:40 pm
LJU
-
IAD
1 stop32h 55m
Delta
Deal found 1/13$709
This KAYAK deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:20 pm
IAD
-
LJU
1 stop20h 45m
SWISS
Tue 8/182:50 pm
LJU
-
IAD
1 stop31h 55m
SWISS
Deal found 1/13$715

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Slovenia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Slovenia that are best for you.

Fly from

Dulles Intl

Fly to

Slovenia

Route

Depart

Return

Price

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 5/13

8:20 pm-2:00 pm

1 stop11h 40m

Ljubljana Joze Pucnik

Wed 8/19

10:50 am-4:45 pm

1 stop11h 55m

$681

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 4/8

1:19 pm-1:50 pm

2 stops18h 31m

Ljubljana Joze Pucnik

Sat 5/9

6:00 am-3:35 pm

1 stop15h 35m

$764

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 4/8

9:55 am-12:35 pm

2 stops20h 40m

Ljubljana Joze Pucnik

Sat 5/9

5:50 am-6:58 pm

2 stops19h 08m

$768

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fri 7/10

1:20 pm-8:45 am

1 stop13h 25m

Ljubljana Joze Pucnik

Sat 7/18

8:15 pm-7:50 pm

1 stop29h 35m

$840

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sun 3/1

9:45 am-12:55 pm

2 stops21h 10m

Ljubljana Joze Pucnik

Sun 3/8

10:35 am-8:26 pm

2 stops14h 51m

$844

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 2/11

5:40 pm-7:30 pm

1 stop19h 50m

Ljubljana Joze Pucnik

Wed 2/18

6:30 am-2:35 pm

2 stops14h 05m

$929

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 5/13

10:20 pm-9:55 pm

2 stops17h 35m

Ljubljana Joze Pucnik

Wed 8/12

8:00 pm-1:35 pm

2 stops23h 35m

$949

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sat 7/11

9:45 pm-7:20 pm

1 stop15h 35m

Ljubljana Joze Pucnik

Sun 7/26

9:40 am-11:35 am

1 stop31h 55m

$955

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 5/27

9:45 pm-12:55 pm

1 stop33h 10m

Ljubljana Joze Pucnik

Thu 6/11

9:40 am-7:50 pm

1 stop16h 10m

$1,044

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 5/28

1:20 pm-8:45 am

1 stop13h 25m

Ljubljana Joze Pucnik

Fri 6/5

1:50 pm-7:50 pm

1 stop36h 00m

$1,044

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 15 results
1
2

Best time to book a flight from Dulles Intl to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from Dulles Intl with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Slovenia
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Slovenia

Get insights into the airlines that provide service to Slovenia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Slovenia. Reviews last updated January 15, 2026.
Peruse reviews from past customers who have flown with SWISS, Turkish Airlines, and Lufthansa from Washington, D.C. Dulles Intl Airport to Slovenia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,849 reviews

Comfort

7.4

Overall

7.5

Entertainment

6.8

Food

7.1

Boarding

7.7

Crew

8.3

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.5
Good
1,849 reviews
SWISS
7.5
Good
1,849 reviews

Comfort

7.4

Overall

7.5

Entertainment

6.8

Food

7.1

Boarding

7.7

Crew

8.3

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Turkish Airlines
7.3
Good
4,176 reviews
SWISS
7.5
Good
1,849 reviews

Comfort

7.4

Overall

7.5

Entertainment

6.8

Food

7.1

Boarding

7.7

Crew

8.3

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Lufthansa
6.8
Okay
7,718 reviews
SWISS
7.5
Good
1,849 reviews

Comfort

7.4

Overall

7.5

Entertainment

6.8

Food

7.1

Boarding

7.7

Crew

8.3

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

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

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Slovenia?

    Airlines like SWISS, Delta, and Turkish Airlines fly from Washington, D.C. Dulles Intl Airport to Slovenia in about 11h 40m. The time it takes to get you to your destination can typically vary by up to 6h 51m. There are 4429 mi between Washington, D.C. Dulles Intl Airport and Slovenia. This flight may include one or multiple stops.

  • Can I find deals for flights from Dulles Intl to Slovenia that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Slovenia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Slovenia?

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

  • Can I find deals for business class flights from Dulles Intl to Slovenia?

    Yes. Cheapflights offers flight deals from Dulles Intl to Slovenia 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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Alternative routes for Dulles Intl to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Heathrow flights
Dulles Intl to Charles de Gaulle flights
Baltimore to Heathrow flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Reagan-National to Heathrow flights
Dulles Intl to Gatwick flights
Dulles Intl to Madrid flights
Dulles Intl to Dublin flights
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Baltimore to Gatwick flights
Dulles Intl to Stansted flights
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Reagan-National to Gatwick flights
Dulles Intl to Istanbul flights
Baltimore to Charles de Gaulle flights
Reagan-National to Charles de Gaulle flights
Dulles Intl to Frankfurt flights
Baltimore to Leonardo da Vinci/Fiumicino flights
Reagan-National to Leonardo da Vinci/Fiumicino flights
Reagan-National to Orly flights
Reagan-National to Madrid flights
Baltimore to Madrid flights
Dulles Intl to Edinburgh flights
Dulles Intl to Zurich flights
Dulles Intl to Keflavik Intl flights
Baltimore to Lisbon flights
Reagan-National to Lisbon flights
Dulles Intl to Malpensa flights
Baltimore to Keflavik Intl flights
Dulles Intl to Luton flights
Dulles Intl to Bruxelles-National flights
Baltimore to Athens flights
Dulles Intl to Linate flights
Baltimore to Barcelona-El Prat flights
Baltimore to Dublin flights
Reagan-National to Barcelona-El Prat flights
Reagan-National to Dublin flights
Reagan-National to Athens flights
Dulles Intl to Munich flights
Reagan-National to Malpensa flights
Reagan-National to Istanbul flights
Reagan-National to Keflavik Intl flights
Dulles Intl to Copenhagen flights
Baltimore to Istanbul flights
Reagan-National to Amsterdam flights
Baltimore to Linate flights

Top 3 airlines flying from Dulles Intl to Slovenia

Discover the top 3 airlines that operate flights from Dulles Intl to Slovenia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$661Average$732FlexibilityNo cancel feeOn-time77%
SWISSCheapest$713Average$1,086FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$786Average$1,153FlexibilityNo cancel feeOn-time76%

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