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$372+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LJU
elo 3 — elo 101
ma 8/3
ma 8/10
1 adult, Economy
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Cheap 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 heinäkuu 4, 2026.

This oojo deal was found by Cheapflights users on 7/2. 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.
su 8/239:45 pm
IAD
-
LJU
1 stop15h 35m
Turkish Airlines
ti 9/88:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 7/2$763
This oojo deal was found by Cheapflights users on 6/29. 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.
ma 8/311:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
ke 9/91:50 pm
LJU
-
IAD
1 stop27h 45m
Turkish Airlines
Deal found 6/29$771
This Turkish Airlines deal was found by Cheapflights users on 7/3. 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.
ke 10/211:20 pm
IAD
-
LJU
1 stop24h 00m
Turkish Airlines
to 11/59:10 am
LJU
-
IAD
1 stop17h 15m
Turkish Airlines
Deal found 7/3$797
This Turkish Airlines deal was found by Cheapflights users on 7/3. 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.
ma 9/211:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
ma 9/288:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 7/3$837
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
su 8/231:20 pm
IAD
-
LJU
1 stop13h 25m
Turkish Airlines
su 8/308:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 6/30$851
This Turkish Airlines deal was found by Cheapflights users on 7/1. 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.
to 9/171:20 pm
IAD
-
LJU
1 stop17h 35m
Turkish Airlines
su 9/279:40 am
LJU
-
IAD
1 stop31h 55m
Turkish Airlines
Deal found 7/1$857
This Mytrip deal was found by Cheapflights users on 7/3. 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.
ma 9/285:40 pm
IAD
-
LJU
3 stops33h 10m
Multiple Airlines
ma 10/129:25 am
LJU
-
IAD
3 stops35h 45m
Multiple Airlines
Deal found 7/3$859
This oojo deal was found by Cheapflights users on 7/1. 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.
pe 8/211:20 pm
IAD
-
LJU
1 stop24h 00m
Turkish Airlines
su 8/308:15 pm
LJU
-
IAD
1 stop21h 20m
Turkish Airlines
Deal found 7/1$860
This Turkish Airlines deal was found by Cheapflights users on 7/2. 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.
su 11/229:20 pm
IAD
-
LJU
1 stop15h 25m
Turkish Airlines
ma 11/307:40 pm
LJU
-
IAD
1 stop22h 05m
Turkish Airlines
Deal found 7/2$867
This Turkish Airlines deal was found by Cheapflights users on 7/3. 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.
pe 8/281:20 pm
IAD
-
LJU
1 stop17h 35m
Turkish Airlines
ma 9/71:50 pm
LJU
-
IAD
1 stop27h 45m
Turkish Airlines
Deal found 7/3$877
This Turkish Airlines deal was found by Cheapflights users on 7/2. 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.
ke 11/189:20 pm
IAD
-
LJU
1 stop15h 25m
Turkish Airlines
ke 11/259:10 am
LJU
-
IAD
1 stop32h 35m
Turkish Airlines
Deal found 7/2$878

Find 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 heinäkuu 4, 2026.

Round-trip from

$763
(oojo)

One-way from

$372
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,273
From Washington, D.C. Dulles Intl to Slovenia
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Slovenia
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($274 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($80 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 heinäkuu 4, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

ma 9/21

1:20 pm-8:45 am

1 stop13h 25m

Ljubljana Joze Pucnik

ma 9/28

8:15 pm-11:35 am

1 stop21h 20m

$837

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

pe 8/28

1:20 pm-12:55 pm

1 stop17h 35m

Ljubljana Joze Pucnik

ma 9/7

1:50 pm-11:35 am

1 stop27h 45m

$877
Quickest round-trip

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

ke 9/9

1:05 pm-12:35 pm

2 stops17h 30m

Ljubljana Joze Pucnik

ke 9/16

10:10 am-4:05 pm

1 stop11h 55m

$940

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

la 9/5

5:28 pm-9:45 am

2 stops34h 17m

Ljubljana Joze Pucnik

ti 9/15

2:25 pm-8:00 pm

1 stop11h 35m

$963

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

la 8/8

3:45 pm-9:45 am

2 stops36h 00m

Ljubljana Joze Pucnik

ke 8/19

6:25 am-3:01 pm

2 stops14h 36m

$998

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

ma 8/31

12:35 pm-9:15 am

2 stops14h 40m

Ljubljana Joze Pucnik

ke 9/9

10:10 am-9:28 pm

2 stops17h 18m

$1,008
Cheapest one-way

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

ke 8/5

5:35 pm-5:45 pm

1 stop18h 10m

$459

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

ke 8/26

8:20 pm-10:35 pm

1 stop20h 15m

$459
Quickest one-way

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

ke 8/5

12:29 pm-11:20 am

2 stops16h 51m

$467

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

ma 7/13

10:35 pm-8:05 pm

3 stops39h 30m

$584

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 16 resultsSorted by cheapest first
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
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 heinäkuu 4, 2026.
Peruse reviews from past customers who have flown with SWISS,Turkish Airlines, andLufthansa from Washington, D.C. Dulles Intl Airport to Slovenia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,989 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Comfort

7.4

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
SWISS
7.5
Good
1,989 reviews
SWISS
7.5
Good
1,989 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Comfort

7.4

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
Turkish Airlines
7.4
Good
4,437 reviews
SWISS
7.5
Good
1,989 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Comfort

7.4

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
Lufthansa
6.8
Okay
8,109 reviews
SWISS
7.5
Good
1,989 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Comfort

7.4

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.

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.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Slovenia?

    Airlines like Turkish Airlines fly from Washington, D.C. Dulles Intl Airport to Slovenia in about 13h 25m. The time it takes to get you to your destination can typically vary by up to . There are 4429 mi between Washington, D.C. Dulles Intl Airport and Slovenia.

  • 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.

See more FAQs

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Top 3 airlines flying from Dulles Intl to Slovenia

Discover the top 3 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 heinäkuu 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$654Average$756FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$711Average$1,174FlexibilityNo cancel feeOn-time76%
SWISSCheapest$713Average$1,246FlexibilityNo cancel feeOn-time79%

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