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$474+ Cheap flights from Washington, D.C. (WAS) 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — LJU
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Slovenia

Keep the following information in mind while searching for Washington, D.C. to Slovenia flight deals. Data was last updated August 20, 2025.

Round-trip from

$672
(FlightHub)

One-way from

$474
(FlightHub)

Popular in

June

Cheapest in

January

Average price

$926
From Washington, D.C. (WAS) to Slovenia
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One-way flight from Washington, D.C. (WAS) 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 Washington, D.C. to Slovenia

Cheapest flights from Washington, D.C. to Slovenia
Explore the most affordable flight options available from Washington, D.C. to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This FlightHub deal was found by Cheapflights users on 8/18. 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.
Wed 12/39:10 pmIAD - LJU
1 stop29h 15mTurkish Airlines
Thu 12/117:35 pmLJU - IAD
1 stop29h 40mTurkish Airlines
Deal found 8/18$652
This FlightHub deal was found by Cheapflights users on 8/19. 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.
Tue 8/191:30 pmIAD - LJU
1 stop17h 40mTurkish Airlines
Fri 9/58:10 pmLJU - IAD
1 stop21h 35mTurkish Airlines
Deal found 8/19$672
This oojo deal was found by Cheapflights users on 8/18. 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.
Wed 9/171:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
Wed 9/249:25 amLJU - IAD
1 stop16h 20mTurkish Airlines
Deal found 8/18$677
This oojo deal was found by Cheapflights users on 8/18. 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 9/11:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
Tue 9/99:25 amLJU - IAD
1 stop32h 20mTurkish Airlines
Deal found 8/18$679
This FlightHub deal was found by Cheapflights users on 8/20. 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.
Fri 9/51:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
Thu 9/119:25 amLJU - IAD
1 stop16h 20mTurkish Airlines
Deal found 8/20$689
This FlightHub deal was found by Cheapflights users on 8/18. 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.
Wed 10/11:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
Tue 10/78:10 pmLJU - IAD
1 stop29h 35mTurkish Airlines
Deal found 8/18$699
This FlightHub deal was found by Cheapflights users on 8/20. 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 10/91:30 pmIAD - LJU
1 stop17h 40mTurkish Airlines
Sat 10/189:25 amLJU - IAD
1 stop32h 20mTurkish Airlines
Deal found 8/20$708
This oojo deal was found by Cheapflights users on 8/19. 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.
Fri 10/31:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
Fri 10/102:05 pmLJU - IAD
1 stop27h 40mTurkish Airlines
Deal found 8/19$715
This Expedia deal was found by Cheapflights users on 8/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:20 pmIAD - LJU
2 stops18h 15mMultiple Airlines
Thu 12/116:35 amLJU - IAD
1 stop15h 15mMultiple Airlines
Deal found 8/18$728
This Mytrip deal was found by Cheapflights users on 8/19. 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.
Mon 9/16:50 pmBWI - LJU
3 stops35h 55mMultiple Airlines
Fri 9/55:05 pmLJU - BWI
3 stops30h 35mMultiple Airlines
Deal found 8/19$761
This Ovago deal was found by Cheapflights users on 8/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:35 pmBWI - LJU
1 stop13h 40mBritish Airways
Wed 10/156:00 pmLJU - BWI
1 stop31h 45mBritish Airways
Deal found 8/18$776
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Mon 9/16:50 pmBWI - LJU
2 stops19h 10mMultiple Airlines
Tue 9/99:05 amLJU - BWI
2 stops14h 35mMultiple Airlines
Deal found 8/18$859

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 August 20, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Slovenia that are best for you.

Fly from

Washington, D.C.

Fly to

Slovenia

Route

Depart

Return

Price

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 12/3

9:10 pm-8:25 am

1 stop29h 15m

Ljubljana Joze Pucnik

Thu 12/11

7:35 pm-7:15 pm

1 stop29h 40m

$652

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 9/17

9:40 pm-7:15 pm

1 stop15h 35m

Ljubljana Joze Pucnik

Wed 9/24

9:25 am-7:45 pm

1 stop16h 20m

$672

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Tue 10/7

9:40 pm-7:15 pm

1 stop15h 35m

Ljubljana Joze Pucnik

Wed 10/15

8:10 pm-11:45 am

1 stop21h 35m

$672

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mon 9/1

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

Tue 9/9

9:25 am-11:45 am

1 stop32h 20m

$679

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fri 9/19

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

Thu 9/25

8:10 pm-11:45 am

1 stop21h 35m

$689

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fri 9/5

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

Thu 9/11

9:25 am-7:45 pm

1 stop16h 20m

$689

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 10/1

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

Tue 10/7

8:10 pm-7:45 pm

1 stop29h 35m

$699

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 10/9

1:30 pm-1:10 pm

1 stop17h 40m

Ljubljana Joze Pucnik

Sat 10/18

9:25 am-11:45 am

1 stop32h 20m

$708

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fri 10/3

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

Fri 10/10

2:05 pm-11:45 am

1 stop27h 40m

$715

BaltimoreLjubljana

BWI - LJU

BWILJU

Baltimore/Washington

Mon 9/1

6:50 pm-12:45 pm

3 stops35h 55m

Ljubljana Joze Pucnik

Fri 9/5

5:05 pm-5:40 pm

3 stops30h 35m

$761

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 47 results
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Best time to book a flight from Washington, D.C. to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from Washington, D.C. 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. 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 August 20, 2025.
Get a feel of what it's like to fly with SWISS, Turkish Airlines, and Lufthansa from Washington, D.C. to Slovenia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.6
Good
1,699 reviews

Crew

8.3

Food

7.1

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.7

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

Crew

8.3

Food

7.1

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.7

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
3,949 reviews
SWISS
7.6
Good
1,699 reviews

Crew

8.3

Food

7.1

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.7

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
7,337 reviews
SWISS
7.6
Good
1,699 reviews

Crew

8.3

Food

7.1

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.7

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 Washington, D.C. 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. to Slovenia?

    Departing from Washington, D.C. to Slovenia will take you 13h 40m. The distance between Washington, D.C. and Slovenia is about 4387 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for Turkish Airlines. According to our data, you can fly for as low as $474. Users have also found prices from $534 and $643 on British Airways and Finnair, respectively.

  • What are the most popular routes from Washington, D.C. to Slovenia?

    While some choose either Baltimore/Washington - Ljubljana Joze Pucnik or Washington, D.C. Reagan-National - Ljubljana Joze Pucnik, Washington, D.C. Dulles Intl - Ljubljana Joze Pucnik is the most popular route from Washington, D.C. to Slovenia.

  • Can I find deals for flights from Washington, D.C. to Slovenia that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Slovenia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Slovenia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Slovenia.

  • Can I find deals for business class flights from Washington, D.C. to Slovenia?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Slovenia?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Slovenia (average of $710). Flying from Washington, D.C. to Slovenia in June is currently the most expensive (average of $1,443). 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 Washington, D.C. 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 Washington, D.C. to Slovenia

Discover the top 3 airlines that operate flights from Washington, D.C. 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 August 20, 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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