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$428+ 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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LJU
Jun 8 — Jun 151
Mo 6/8
Mo 6/15
1 adult, Economy
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Cheap 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 Mai 9, 2026.

This FlightHub deal was found by Cheapflights users on 5/6. 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.
Mo 8/249:45 pm
IAD
-
LJU
1 stop15h 35m
Turkish Airlines
Mi 9/98:15 pm
LJU
-
IAD
1 stop29h 35m
Turkish Airlines
Deal found 5/6$728
This oojo deal was found by Cheapflights users on 5/6. 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.
Mi 9/99:45 pm
IAD
-
LJU
1 stop29h 00m
Turkish Airlines
Mi 9/168:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 5/6$734
This oojo deal was found by Cheapflights users on 5/9. 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.
Di 9/151:20 pm
IAD
-
LJU
1 stop24h 00m
Turkish Airlines
Fr 9/251:50 pm
LJU
-
IAD
1 stop27h 45m
Turkish Airlines
Deal found 5/9$735
This FlightHub deal was found by Cheapflights users on 5/9. 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.
Mo 9/141:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Do 9/249:40 am
LJU
-
IAD
1 stop16h 10m
Turkish Airlines
Deal found 5/9$752
This FlightHub deal was found by Cheapflights users on 5/8. 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.
Fr 9/41:20 pm
IAD
-
LJU
1 stop17h 35m
Turkish Airlines
Di 9/88:15 pm
LJU
-
IAD
1 stop29h 35m
Turkish Airlines
Deal found 5/8$765
This oojo deal was found by Cheapflights users on 5/4. 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.
So 8/99:45 pm
IAD
-
LJU
1 stop15h 35m
Turkish Airlines
Di 8/259:40 am
LJU
-
IAD
1 stop31h 55m
Turkish Airlines
Deal found 5/4$779
This oojo deal was found by Cheapflights users on 5/5. 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.
Mo 8/179:45 pm
IAD
-
LJU
1 stop33h 10m
Turkish Airlines
Di 8/258:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 5/5$780
This FlightHub deal was found by Cheapflights users on 5/7. 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.
Mi 10/141:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
So 10/259:20 am
LJU
-
IAD
1 stop32h 25m
Turkish Airlines
Deal found 5/7$782
This FlightHub deal was found by Cheapflights users on 5/6. 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.
Do 9/171:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
So 9/278:15 pm
LJU
-
IAD
1 stop29h 35m
Turkish Airlines
Deal found 5/6$783
This FlightHub deal was found by Cheapflights users on 5/9. 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.
Do 9/109:45 pm
IAD
-
LJU
1 stop29h 00m
Turkish Airlines
So 9/208:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 5/9$784
This FlightHub deal was found by Cheapflights users on 5/5. 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.
Mi 8/261:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
So 9/68:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 5/5$786

Find 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 Mai 9, 2026.

Round-trip from

$728
(FlightHub)

One-way from

$428
(Kiwi.com)

Popular in

March

Cheapest in

April

Average price

$1,105
From Washington, D.C. Dulles Intl to Slovenia
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Slovenia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 Mai 9, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Di 10/27

1:00 pm-11:40 am

2 stops17h 40m

Ljubljana Joze Pucnik

Di 11/3

12:55 pm-3:45 pm

1 stop32h 50m

$895

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mi 10/21

8:35 am-12:35 pm

2 stops22h 00m

Ljubljana Joze Pucnik

Do 11/5

6:35 am-3:50 pm

1 stop15h 15m

$897

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mi 10/21

6:15 pm-1:50 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Do 11/5

12:50 pm-12:05 am

2 stops17h 15m

$901

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sa 8/8

5:42 pm-12:35 pm

2 stops36h 53m

Ljubljana Joze Pucnik

Mi 8/19

6:25 am-7:01 pm

2 stops18h 36m

$911

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mi 9/2

12:30 pm-1:25 pm

2 stops18h 55m

Ljubljana Joze Pucnik

Mi 9/9

6:00 am-3:35 pm

1 stop15h 35m

$945

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sa 8/8

12:29 pm-12:05 pm

2 stops17h 36m

Ljubljana Joze Pucnik

Mi 8/19

6:00 am-4:37 pm

2 stops16h 37m

$960

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fr 7/24

12:35 pm-12:35 pm

2 stops18h 00m

Ljubljana Joze Pucnik

Fr 7/31

6:35 am-3:15 pm

1 stop14h 40m

$1,049

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Do 9/10

6:15 am-9:05 am

2 stops20h 50m

Ljubljana Joze Pucnik

So 9/20

10:15 am-11:41 am

2 stops31h 26m

$1,068
Quickest round-trip

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fr 7/3

3:25 pm-9:40 am

1 stop12h 15m

Ljubljana Joze Pucnik

Mi 7/22

6:25 am-3:01 pm

2 stops14h 36m

$1,073
Cheapest one-way

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mo 6/8

11:30 am-10:10 am

3 stops40h 40m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 18 resultsSorted by cheapest first
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 Mai 9, 2026.
Peruse reviews from past customers who have flown with SWISS,Turkish Airlines, andLufthansa 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
7.6
Good
1,937 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Food

7.1

Boarding

7.7

Overall

7.6

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.
SWISS
7.6
Good
1,937 reviews
SWISS
7.6
Good
1,937 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Food

7.1

Boarding

7.7

Overall

7.6

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.
Turkish Airlines
7.4
Good
4,356 reviews
SWISS
7.6
Good
1,937 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Food

7.1

Boarding

7.7

Overall

7.6

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.
Lufthansa
6.8
Okay
7,984 reviews
SWISS
7.6
Good
1,937 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Food

7.1

Boarding

7.7

Overall

7.6

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.

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 KLM, Delta, and United Airlines fly from Washington, D.C. Dulles Intl Airport to Slovenia in about 13h 35m. The time it takes to get you to your destination can typically vary by up to 5h 20m. 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.

See more FAQs

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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.
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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 Mai 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$654Average$756FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$711Average$1,171FlexibilityNo cancel feeOn-time76%
SWISSCheapest$713Average$1,225FlexibilityNo cancel feeOn-time79%

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