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$374+ 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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LJU
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$883
(FlightHub)

One-way from

$374
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$1,635
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. 6% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 17, 2025.

This FlightHub deal was found by Cheapflights users on 4/17. 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.
Thu 5/81:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
Thu 5/159:25 amLJU - IAD
1 stop32h 20mTurkish Airlines
Deal found 4/17$883
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:00 pmIAD - LJU
3 stops33h 55mMultiple Airlines
Tue 5/1310:35 amLJU - IAD
2 stops34h 45mMultiple Airlines
Deal found 4/17$957
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/218:45 pmIAD - LJU
1 stop15h 50mSWISS
Tue 8/197:20 pmLJU - IAD
1 stop26h 55mSWISS
Deal found 4/17$969
This Gurufare deal was found by Cheapflights users on 4/15. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2510:20 pmIAD - LJU
1 stop15h 05mLufthansa
Sun 8/318:00 pmLJU - IAD
1 stop29h 25mLufthansa
Deal found 4/15$981
This Air France deal was found by Cheapflights users on 4/16. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/912:35 pmIAD - LJU
2 stops16h 30mAir France
Sun 10/1912:20 pmLJU - IAD
1 stop12h 55mAir France
Deal found 4/16$1,047
This Delta deal was found by Cheapflights users on 4/17. 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.
Wed 5/146:30 pmIAD - LJU
1 stop11h 05mDelta
Wed 5/2112:35 pmLJU - IAD
2 stops17h 00mDelta
Deal found 4/17$1,137
This Gurufare deal was found by Cheapflights users on 4/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/255:40 pmIAD - LJU
1 stop18h 10mBritish Airways
Sun 7/69:25 pmLJU - IAD
1 stop24h 30mBritish Airways
Deal found 4/16$1,182
This KLM deal was found by Cheapflights users on 4/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/81:00 pmIAD - LJU
2 stops16h 05mKLM
Thu 5/1512:35 pmLJU - IAD
2 stops17h 53mKLM
Deal found 4/17$1,191
This Justfly.com deal was found by Cheapflights users on 4/16. 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 5/245:45 pmIAD - LJU
1 stop11h 25mBrussels Airlines
Thu 5/296:35 pmLJU - IAD
2 stops49h 40mBrussels Airlines
Deal found 4/16$1,900

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 April 17, 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

Thu 5/8

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

Thu 5/15

9:25 am-11:45 am

1 stop32h 20m

$883

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Tue 5/6

5:00 pm-8:55 am

3 stops33h 55m

Ljubljana Joze Pucnik

Tue 5/13

10:35 am-3:20 pm

2 stops34h 45m

$957

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 5/21

8:45 pm-6:35 pm

1 stop15h 50m

Ljubljana Joze Pucnik

Tue 8/19

7:20 pm-4:15 pm

1 stop26h 55m

$969

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mon 8/25

10:20 pm-7:25 pm

1 stop15h 05m

Ljubljana Joze Pucnik

Sun 8/31

8:00 pm-7:25 pm

1 stop29h 25m

$981

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 10/9

12:35 pm-11:05 am

2 stops16h 30m

Ljubljana Joze Pucnik

Sun 10/19

12:20 pm-7:15 pm

1 stop12h 55m

$1,047

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 5/14

6:30 pm-11:35 am

1 stop11h 05m

Ljubljana Joze Pucnik

Wed 5/21

12:35 pm-11:35 pm

2 stops17h 00m

$1,137

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 6/25

5:40 pm-5:50 pm

1 stop18h 10m

Ljubljana Joze Pucnik

Sun 7/6

9:25 pm-3:55 pm

1 stop24h 30m

$1,182

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 5/8

1:00 pm-11:05 am

2 stops16h 05m

Ljubljana Joze Pucnik

Thu 5/15

12:35 pm-12:28 am

2 stops17h 53m

$1,191

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sat 5/24

5:45 pm-11:10 am

1 stop11h 25m

Ljubljana Joze Pucnik

Thu 5/29

6:35 pm-2:15 pm

2 stops49h 40m

$1,900

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sun 7/13

1:29 pm-9:40 am

2 stops38h 11m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

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

Rainfall in Slovenia by month

Plan your trip to Slovenia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Slovenia ranges from 1.6 - 2.8 inches per month. October is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Slovenia when rainfall is around 1.6 in.

Temperature in Slovenia by month

Plan your trip to Slovenia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Slovenia, 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 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 17, 2025.
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Slovenia one-way?

    The cheapest airline one-way is Turkish Airlines, with whom users have recently found tickets for as low as $572. However, be on the lookout for offers from British Airways and Finnair, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Slovenia for a low price.

  • 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 $1,520). 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 Charles de Gaulle flights
Baltimore to Charles de Gaulle flights
Reagan-National to Leonardo da Vinci/Fiumicino flights
Baltimore to Stansted flights
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Reagan-National to Athens flights
Baltimore to Leonardo da Vinci/Fiumicino flights
Reagan-National to Orly flights
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Dulles Intl to Malpensa flights
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Reagan-National to Barcelona-El Prat flights
Dulles Intl to Stansted flights
Baltimore to Frankfurt flights
Baltimore to Barcelona-El Prat flights
Reagan-National to Malpensa flights
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Top 2 airlines flying from Dulles Intl to Slovenia

Discover the top 2 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$670Average$1,139FlexibilityNo cancel feeOn-time76%
SWISSCheapest$872Average$1,081FlexibilityNo cancel feeOn-time79%

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