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$344+ 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LJU
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
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 agosto 14, 2025.

Round-trip from

$671
(oojo)

One-way from

$344
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$926
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 ($160 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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 agosto 14, 2025.

This oojo deal was found by Cheapflights users on 8/14. 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.
jue. 10/29:40 pmIAD - LJU
1 stop28h 50mTurkish Airlines
jue. 10/99:25 amLJU - IAD
1 stop16h 20mTurkish Airlines
Deal found 8/14$671
This oojo deal was found by Cheapflights users on 8/14. 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.
vie. 9/51:30 pmIAD - LJU
1 stop17h 40mTurkish Airlines
jue. 9/119:25 amLJU - IAD
1 stop32h 20mTurkish Airlines
Deal found 8/14$708
This FlightHub deal was found by Cheapflights users on 8/14. 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.
sáb. 9/69:40 pmIAD - LJU
1 stop15h 35mTurkish Airlines
mié. 9/178:10 pmLJU - IAD
1 stop21h 35mTurkish Airlines
Deal found 8/14$710
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/101:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
lun. 9/158:10 pmLJU - IAD
1 stop21h 35mTurkish Airlines
Deal found 8/13$724
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/91:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
sáb. 10/182:05 pmLJU - IAD
1 stop27h 40mTurkish Airlines
Deal found 8/13$727
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/129:10 pmIAD - LJU
1 stop15h 30mTurkish Airlines
dom. 11/167:35 pmLJU - IAD
1 stop22h 10mTurkish Airlines
Deal found 8/13$728
This FlightHub deal was found by Cheapflights users on 8/14. 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.
sáb. 9/131:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
sáb. 9/208:10 pmLJU - IAD
1 stop21h 35mTurkish Airlines
Deal found 8/14$736
This FlightHub deal was found by Cheapflights users on 8/14. 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.
vie. 8/151:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
vie. 9/58:10 pmLJU - IAD
1 stop21h 35mTurkish Airlines
Deal found 8/14$758
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/279:40 pmIAD - LJU
1 stop33h 30mTurkish Airlines
sáb. 10/42:05 pmLJU - IAD
1 stop27h 40mTurkish Airlines
Deal found 8/13$764
This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/221:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
dom. 9/78:10 pmLJU - IAD
1 stop21h 35mTurkish Airlines
Deal found 8/13$777

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 agosto 14, 2025.
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

jue. 10/2

9:40 pm-8:30 am

1 stop28h 50m

Ljubljana Joze Pucnik

jue. 10/9

9:25 am-7:45 pm

1 stop16h 20m

$671

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

vie. 9/5

1:30 pm-1:10 pm

1 stop17h 40m

Ljubljana Joze Pucnik

jue. 9/11

9:25 am-11:45 am

1 stop32h 20m

$708

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

sáb. 9/6

9:40 pm-7:15 pm

1 stop15h 35m

Ljubljana Joze Pucnik

mié. 9/17

8:10 pm-11:45 am

1 stop21h 35m

$710

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

mié. 9/10

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

lun. 9/15

8:10 pm-11:45 am

1 stop21h 35m

$724

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

jue. 10/9

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

sáb. 10/18

2:05 pm-11:45 am

1 stop27h 40m

$727

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

mié. 11/12

9:10 pm-6:40 pm

1 stop15h 30m

Ljubljana Joze Pucnik

dom. 11/16

7:35 pm-11:45 am

1 stop22h 10m

$728

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

sáb. 9/13

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

sáb. 9/20

8:10 pm-11:45 am

1 stop21h 35m

$736

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

sáb. 9/27

9:40 pm-1:10 pm

1 stop33h 30m

Ljubljana Joze Pucnik

sáb. 10/4

2:05 pm-11:45 am

1 stop27h 40m

$764

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

mié. 12/3

9:10 pm-6:40 pm

1 stop15h 30m

Ljubljana Joze Pucnik

dom. 12/7

9:20 am-7:15 pm

1 stop15h 55m

$803

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

mar. 11/4

5:30 pm-8:20 pm

2 stops20h 50m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 18 results
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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 agosto 14, 2025.
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
7.6
Good
1,699 reviews

Overall

7.6

Entertainment

6.8

Boarding

7.7

Crew

8.2

Comfort

7.4

Food

7.1

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
7.6
Good
1,699 reviews
SWISS
7.6
Good
1,699 reviews

Overall

7.6

Entertainment

6.8

Boarding

7.7

Crew

8.2

Comfort

7.4

Food

7.1

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
3,940 reviews
SWISS
7.6
Good
1,699 reviews

Overall

7.6

Entertainment

6.8

Boarding

7.7

Crew

8.2

Comfort

7.4

Food

7.1

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
7,317 reviews
SWISS
7.6
Good
1,699 reviews

Overall

7.6

Entertainment

6.8

Boarding

7.7

Crew

8.2

Comfort

7.4

Food

7.1

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.

  • 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Slovenia?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Slovenia (average of $710). Flying from Washington, D.C. Dulles Intl Airport to Slovenia in June is currently the most expensive (average of $1,444). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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Reagan-National to Istanbul flights
Baltimore to Keflavik Intl flights
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Dulles Intl to Zurich flights
Reagan-National to Keflavik Intl flights
Baltimore to Luton flights
Baltimore to Frankfurt flights
Reagan-National to Barcelona-El Prat flights
Baltimore to Athens flights
Dulles Intl 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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$661Average$920FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$824Average$1,119FlexibilityNo cancel feeOn-time76%
SWISSCheapest$880Average$1,040FlexibilityNo cancel feeOn-time79%

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