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$397+ 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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LJU
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$881
(FlightHub)

One-way from

$492
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$881
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. 2% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Lufthansa deal was found by Cheapflights users on 3/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:10 pmIAD - LJU
1 stop13h 05mLufthansa
Sat 11/11:05 pmLJU - IAD
1 stop13h 00mLufthansa
Deal found 3/27$849
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:45 pmIAD - LJU
1 stop15h 50mMultiple Airlines
Sat 11/16:35 amLJU - IAD
2 stops33h 16mMultiple Airlines
Deal found 3/27$875
This FlightHub deal was found by Cheapflights users on 3/27. 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 5/89:40 pmIAD - LJU
1 stop15h 35mTurkish Airlines
Thu 5/158:10 pmLJU - IAD
1 stop29h 35mTurkish Airlines
Deal found 3/27$881
This KLM deal was found by Cheapflights users on 3/27. 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 7/3112:35 pmIAD - LJU
2 stops16h 30mKLM
Tue 9/212:35 pmLJU - IAD
1 stop33h 00mKLM
Deal found 3/27$1,137
This Aeromexico deal was found by Cheapflights users on 3/26. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/512:30 pmIAD - LJU
2 stops17h 05mAir France
Thu 9/1112:35 pmLJU - IAD
2 stops40h 24mAir France
Deal found 3/26$1,199
This Gurufare deal was found by Cheapflights users on 3/27. 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.
Fri 12/268:45 pmIAD - LJU
1 stop19h 30mSWISS
Fri 1/26:35 amLJU - IAD
1 stop15h 55mSWISS
Deal found 3/27$1,279
This Delta deal was found by Cheapflights users on 3/25. 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.
Mon 6/236:00 amIAD - LJU
2 stops23h 35mDelta
Mon 7/712:35 pmLJU - IAD
1 stop33h 00mDelta
Deal found 3/25$1,547

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 March 28, 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

9:40 pm-7:15 pm

1 stop15h 35m

Ljubljana Joze Pucnik

Thu 5/15

8:10 pm-7:45 pm

1 stop29h 35m

$881

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 5/7

10:05 pm-8:55 am

3 stops28h 50m

Ljubljana Joze Pucnik

Wed 5/14

6:40 am-7:59 pm

3 stops19h 19m

$918

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 5/21

10:20 pm-7:25 pm

1 stop15h 05m

Ljubljana Joze Pucnik

Tue 8/19

10:10 am-9:09 pm

2 stops16h 59m

$1,074

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 7/31

12:35 pm-11:05 am

2 stops16h 30m

Ljubljana Joze Pucnik

Tue 9/2

12:35 pm-3:35 pm

1 stop33h 00m

$1,137

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fri 9/5

12:30 pm-11:35 am

2 stops17h 05m

Ljubljana Joze Pucnik

Thu 9/11

12:35 pm-10:59 pm

2 stops40h 24m

$1,199

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mon 6/23

6:00 am-11:35 am

2 stops23h 35m

Ljubljana Joze Pucnik

Mon 7/7

12:35 pm-3:35 pm

1 stop33h 00m

$1,547

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sat 5/24

8:45 pm-10:05 am

1 stop31h 20m

Ljubljana Joze Pucnik

Thu 5/29

7:20 pm-2:05 pm

2 stops48h 45m

$1,713

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Sat 7/12

10:35 pm-1:05 pm

3 stops32h 30m

$397

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mon 9/22

9:40 pm-7:15 pm

1 stop15h 35m

$556

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

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 March 28, 2025.
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

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
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

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
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

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
1,570 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

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.
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

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
3,744 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

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.

  • 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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Baltimore to Leonardo da Vinci/Fiumicino flights
Reagan-National to Orly flights
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Baltimore to Lisbon flights
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Baltimore to Frankfurt flights
Reagan-National to Istanbul flights
Reagan-National to Frankfurt flights
Baltimore to Dublin flights
Reagan-National to Dublin flights
Dulles Intl to Munich flights
Baltimore to Barcelona-El Prat flights
Reagan-National to Barcelona-El Prat flights
Reagan-National to Malpensa flights
Baltimore to Istanbul flights
Baltimore to Keflavik Intl flights
Baltimore to Malpensa 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$670Average$1,135FlexibilityNo cancel feeOn-time76%
SWISSCheapest$872Average$1,081FlexibilityNo cancel feeOn-time79%
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