HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Slovenia

$370+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — LJU
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Slovenia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 9, 2026.

This Turkish Airlines deal was found by Cheapflights users on 6/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Thu 11/59:10 am
LJU
-
IAD
1 stop33h 35m
Turkish Airlines
Deal found 6/9$798
This Cheapflightsfares deal was found by Cheapflights users on 6/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:20 pm
IAD
-
LJU
1 stop17h 35m
Turkish Airlines
Thu 9/178:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 6/5$803
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Tue 9/88:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 6/4$823
This Turkish Airlines deal was found by Cheapflights users on 6/4. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:45 pm
IAD
-
LJU
1 stop29h 00m
Turkish Airlines
Tue 9/89:40 am
LJU
-
IAD
1 stop31h 55m
Turkish Airlines
Deal found 6/4$828
This Turkish Airlines deal was found by Cheapflights users on 6/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:45 pm
IAD
-
LJU
1 stop15h 35m
Turkish Airlines
Mon 9/288:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 6/9$838
This FlightHub deal was found by Cheapflights users on 6/8. 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.
Mon 9/141:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Sat 9/199:40 am
LJU
-
IAD
1 stop31h 55m
Turkish Airlines
Deal found 6/8$843
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:20 pm
IAD
-
LJU
1 stop17h 35m
Turkish Airlines
Fri 9/118:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 6/8$851
This Turkish Airlines deal was found by Cheapflights users on 6/4. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Fri 9/41:50 pm
LJU
-
IAD
1 stop27h 45m
Turkish Airlines
Deal found 6/4$854
This Gotogate deal was found by Cheapflights users on 6/5. 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.
Wed 10/141:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Sun 10/257:40 pm
LJU
-
IAD
1 stop22h 05m
Turkish Airlines
Deal found 6/5$855
This Turkish Airlines deal was found by Cheapflights users on 6/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:45 pm
IAD
-
LJU
1 stop15h 35m
Turkish Airlines
Sun 9/278:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 6/9$858
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
Mon 9/78:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 6/4$865
This Air Canada deal was found by Cheapflights users on 6/9. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:20 pm
DCA
-
LJU
2 stops14h 15m
Multiple Airlines
Thu 11/56:35 am
LJU
-
DCA
2 stops20h 25m
Multiple Airlines
Deal found 6/9$897

Find 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 June 9, 2026.

Round-trip from

$798
(Turkish Airlines)

One-way from

$370
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$1,683
From Washington, D.C. (WAS) to Slovenia
Search Deals
One-way flight from Washington, D.C. (WAS) to Slovenia
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($261 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($69 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 9, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Tue 10/27

2:30 pm-6:45 pm

1 stop23h 15m

Ljubljana Joze Pucnik

Tue 11/3

7:40 pm-12:45 pm

1 stop23h 05m

$798

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Mon 8/24

9:45 pm-8:45 am

1 stop29h 00m

Ljubljana Joze Pucnik

Sat 8/29

8:15 pm-11:35 am

1 stop21h 20m

$858

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fri 9/4

1:20 pm-7:20 pm

1 stop24h 00m

Ljubljana Joze Pucnik

Wed 9/9

8:15 pm-11:35 am

1 stop21h 20m

$868

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Fri 8/28

1:20 pm-12:55 pm

1 stop17h 35m

Ljubljana Joze Pucnik

Mon 9/7

9:40 am-11:35 am

1 stop31h 55m

$878

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 10/21

5:35 pm-12:35 pm

1 stop13h 00m

Ljubljana Joze Pucnik

Thu 11/5

6:35 am-8:23 pm

2 stops19h 48m

$895

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Tue 8/11

11:10 am-11:20 am

2 stops18h 10m

Ljubljana Joze Pucnik

Thu 8/20

6:00 am-3:35 pm

1 stop15h 35m

$895
Quickest round-trip

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 8/12

5:30 pm-12:35 pm

1 stop13h 05m

Ljubljana Joze Pucnik

Wed 8/19

6:25 am-3:01 pm

2 stops14h 36m

$895

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Tue 10/27

1:20 pm-2:20 pm

2 stops20h 00m

Ljubljana Joze Pucnik

Tue 11/3

6:20 am-8:23 pm

2 stops20h 03m

$902

BaltimoreLjubljana

BWI - LJU

BWILJU

Baltimore/Washington

Tue 8/11

1:45 pm-11:20 am

2 stops15h 35m

Ljubljana Joze Pucnik

Wed 8/19

6:00 am-4:49 pm

2 stops16h 49m

$904

BaltimoreLjubljana

BWI - LJU

BWILJU

Baltimore/Washington

Wed 8/12

1:45 pm-11:20 am

2 stops15h 35m

Ljubljana Joze Pucnik

Thu 8/20

6:00 am-5:47 pm

2 stops17h 47m

$904

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 50 resultsSorted by cheapest first
1
2
3
...
5

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

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

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Slovenia (average of $616). Flying from Washington, D.C. to Slovenia in January is currently the most expensive (average of $2,124). 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.

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 June 9, 2026.
Get a feel of what it's like to fly with Turkish Airlines,United Airlines, andLufthansa 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.
Turkish Airlines
7.4
Good
4,410 reviews

Boarding

7.3

Crew

7.8

Comfort

7.3

Food

7.5

Entertainment

7.5

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

MIA - IST

The cabin is very clean, the service is great, the food is excellent
Turkish Airlines
7.4
Good
4,410 reviews
Turkish Airlines
7.4
Good
4,410 reviews

Boarding

7.3

Crew

7.8

Comfort

7.3

Food

7.5

Entertainment

7.5

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

MIA - IST

The cabin is very clean, the service is great, the food is excellent
United Airlines
7.4
Good
9,794 reviews
Turkish Airlines
7.4
Good
4,410 reviews

Boarding

7.3

Crew

7.8

Comfort

7.3

Food

7.5

Entertainment

7.5

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

MIA - IST

The cabin is very clean, the service is great, the food is excellent
Lufthansa
6.8
Okay
8,049 reviews
Turkish Airlines
7.4
Good
4,410 reviews

Boarding

7.3

Crew

7.8

Comfort

7.3

Food

7.5

Entertainment

7.5

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

MIA - IST

The cabin is very clean, the service is great, the food is excellent

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 15h 35m. The distance between Washington, D.C. and Slovenia is about 4387 mi. This flight may include one or multiple stops.

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

    While some choose either Washington, D.C. Reagan-National - Ljubljana Joze Pucnik or Baltimore/Washington - 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, March is the cheapest month in which you can book a flight from Washington, D.C. to Slovenia (average of $616). Flying from Washington, D.C. to Slovenia in January is currently the most expensive (average of $2,124). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$654Average$756FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$711Average$1,171FlexibilityNo cancel feeOn-time76%
SWISSCheapest$713Average$1,246FlexibilityNo cancel feeOn-time79%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.