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$391+ 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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LJU
May 4 — May 111
Sun 5/4
Sun 5/11
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 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$879
(oojo)

One-way from

$391
(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 ($72 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 29, 2025.

This oojo deal was found by Cheapflights users on 4/29. 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 9/89:40 pmIAD - LJU
1 stop28h 50mTurkish Airlines
Wed 9/179:25 amLJU - IAD
1 stop32h 20mTurkish Airlines
Deal found 4/29$879
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/89:45 amIAD - LJU
2 stops18h 20mMultiple Airlines
Wed 9/177:25 pmLJU - IAD
1 stop26h 50mMultiple Airlines
Deal found 4/29$901
This Air France deal was found by Cheapflights users on 4/29. 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 10/912:30 pmIAD - LJU
2 stops16h 35mAir France
Sun 10/1912:20 pmLJU - IAD
1 stop12h 55mAir France
Deal found 4/29$1,047
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:10 pmIAD - LJU
2 stops12h 25mLufthansa
Thu 9/118:00 pmLJU - IAD
2 stops25h 50mLufthansa
Deal found 4/29$1,062
This KLM deal was found by Cheapflights users on 4/29. 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.
Wed 5/215:25 pmIAD - LJU
1 stop32h 50mKLM
Tue 8/1912:35 pmLJU - IAD
1 stop33h 00mKLM
Deal found 4/29$1,167
This SWISS deal was found by Cheapflights users on 4/29. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/198:45 pmIAD - LJU
1 stop31h 20mSWISS
Tue 7/297:20 pmLJU - IAD
1 stop26h 55mSWISS
Deal found 4/29$1,195
This Delta deal was found by Cheapflights users on 4/29. 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.
Thu 10/212:30 pmIAD - LJU
2 stops16h 35mDelta
Sun 10/1212:20 pmLJU - IAD
1 stop12h 55mDelta
Deal found 4/29$1,207
This Brussels Airlines deal was found by Cheapflights users on 4/29. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/205:20 pmIAD - LJU
2 stops18h 25mBrussels Airlines
Wed 6/46:35 pmLJU - IAD
2 stops49h 45mBrussels Airlines
Deal found 4/29$1,653
This Emirates deal was found by Cheapflights users on 4/29. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/183:39 pmIAD - LJU
2 stops39h 51mEmirates
Sun 7/272:30 pmLJU - IAD
2 stops39h 28mEmirates
Deal found 4/29$2,283
This KAYAK deal was found by Cheapflights users on 4/29. 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.
Thu 7/1712:00 pmIAD - LJU
2 stops38h 30mEgyptair
Tue 7/299:25 amLJU - IAD
2 stops49h 45mEgyptair
Deal found 4/29$2,413
This AranGrant deal was found by Cheapflights users on 4/29. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/215:40 pmIAD - LJU
1 stop18h 10mBritish Airways
Sat 5/248:15 pmLJU - IAD
1 stop29h 55mBritish Airways
Deal found 4/29$3,932

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 29, 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

Mon 9/8

9:40 pm-8:30 am

1 stop28h 50m

Ljubljana Joze Pucnik

Wed 9/17

9:25 am-11:45 am

1 stop32h 20m

$879

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mon 9/8

9:45 am-10:05 am

2 stops18h 20m

Ljubljana Joze Pucnik

Wed 9/17

7:25 pm-4:15 pm

1 stop26h 50m

$901

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 10/9

12:30 pm-11:05 am

2 stops16h 35m

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

Fri 9/5

6:10 pm-12:35 pm

2 stops12h 25m

Ljubljana Joze Pucnik

Thu 9/11

8:00 pm-3:50 pm

2 stops25h 50m

$1,062

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 5/21

5:25 pm-8:15 am

1 stop32h 50m

Ljubljana Joze Pucnik

Tue 8/19

12:35 pm-3:35 pm

1 stop33h 00m

$1,167

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sat 7/19

8:45 pm-10:05 am

1 stop31h 20m

Ljubljana Joze Pucnik

Mon 7/28

7:20 pm-4:15 pm

1 stop26h 55m

$1,195

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 10/2

12:30 pm-11:05 am

2 stops16h 35m

Ljubljana Joze Pucnik

Sun 10/12

12:20 pm-7:15 pm

1 stop12h 55m

$1,207

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Tue 5/20

5:20 pm-5:45 pm

2 stops18h 25m

Ljubljana Joze Pucnik

Wed 6/4

6:35 pm-2:20 pm

2 stops49h 45m

$1,653

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fri 7/18

3:39 pm-1:30 pm

2 stops39h 51m

Ljubljana Joze Pucnik

Sun 7/27

2:30 pm-11:58 pm

2 stops39h 28m

$2,283

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 7/17

12:00 pm-8:30 am

2 stops38h 30m

Ljubljana Joze Pucnik

Tue 7/29

9:25 am-5:10 am

2 stops49h 45m

$2,413

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 29, 2025.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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
1,588 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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.
Brussels Airlines
7.4
Good
346 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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.
Turkish Airlines
7.3
Good
3,788 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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 $554. However, be on the lookout for offers from SWISS and Brussels Airlines, 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 $1,515). 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.
Dulles Intl to Heathrow flights
Dulles Intl to Charles de Gaulle flights
Baltimore to Heathrow flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Istanbul flights
Dulles Intl to Athens flights
Dulles Intl to Madrid flights
Dulles Intl to Lisbon flights
Reagan-National to Heathrow flights
Dulles Intl to Gatwick flights
Dulles Intl to London City flights
Dulles Intl to Barcelona-El Prat flights
Dulles Intl to Orly flights
Reagan-National to Gatwick flights
Baltimore to Charles de Gaulle flights
Reagan-National to Charles de Gaulle flights
Baltimore to Gatwick flights
Reagan-National to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Dublin flights
Dulles Intl to Frankfurt flights
Reagan-National to Istanbul flights
Baltimore to Leonardo da Vinci/Fiumicino flights
Reagan-National to Orly flights
Dulles Intl to Amsterdam flights
Reagan-National to Madrid flights
Reagan-National to Athens flights
Dulles Intl to Bruxelles-National flights
Dulles Intl to Edinburgh flights
Baltimore to Istanbul flights
Baltimore to Athens flights
Reagan-National to Lisbon flights
Baltimore to Stansted flights
Baltimore to Madrid flights
Dulles Intl to Zurich flights
Dulles Intl to Keflavik Intl flights
Baltimore to Lisbon flights
Dulles Intl to Vicenza flights
Dulles Intl to Sabiha Gokcen flights
Dulles Intl to Malpensa flights
Baltimore to Dublin flights
Reagan-National to Dublin flights
Dulles Intl to Copenhagen flights
Dulles Intl to Munich flights
Dulles Intl to Linate flights
Baltimore to Keflavik Intl flights
Reagan-National to Barcelona-El Prat flights
Dulles Intl to Vienna flights
Baltimore to Barcelona-El Prat flights
Reagan-National to Malpensa flights
Dulles Intl to Stansted flights

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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$670Average$1,133FlexibilityNo cancel feeOn-time76%
SWISSCheapest$876Average$1,066FlexibilityNo cancel feeOn-time79%

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