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$385+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — LJU
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$733
(SWISS)

One-way from

$385
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$907
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. (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. 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 May 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 May 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:55 amIAD - LJU
2 stops22h 40mMultiple Airlines
Wed 11/56:35 amLJU - IAD
2 stops19h 04mMultiple Airlines
Deal found 4/30$714
This SWISS deal was found by Cheapflights users on 4/30. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/308:45 pmIAD - LJU
1 stop31h 20mSWISS
Fri 8/2210:50 amLJU - IAD
1 stop11h 25mSWISS
Deal found 4/30$733
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/305:10 pmIAD - LJU
2 stops13h 25mLufthansa
Fri 8/226:40 amLJU - IAD
2 stops18h 45mLufthansa
Deal found 4/30$773
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/118:30 pmBWI - LJU
3 stops30h 25mMultiple Airlines
Wed 5/148:45 pmLJU - BWI
3 stops28h 40mMultiple Airlines
Deal found 4/30$853
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:30 pmIAD - LJU
1 stop23h 45mTurkish Airlines
Wed 9/38:10 pmLJU - IAD
1 stop21h 35mTurkish Airlines
Deal found 4/30$879
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/109:40 amDCA - LJU
2 stops18h 25mMultiple Airlines
Sun 8/178:00 pmLJU - DCA
2 stops28h 02mMultiple Airlines
Deal found 4/30$889
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/79:40 amIAD - LJU
2 stops19h 25mDelta
Thu 8/1412:20 pmLJU - IAD
1 stop12h 55mDelta
Deal found 4/30$918
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:06 pmDCA - LJU
2 stops16h 44mBritish Airways
Fri 8/229:05 pmLJU - DCA
2 stops27h 22mBritish Airways
Deal found 4/30$938
This Air France deal was found by Cheapflights users on 4/30. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/712:15 pmBWI - LJU
2 stops17h 20mAir France
Sat 9/2012:20 pmLJU - BWI
2 stops16h 36mAir France
Deal found 4/30$992
This Delta deal was found by Cheapflights users on 5/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/319:00 amBWI - LJU
2 stops20h 05mDelta
Tue 9/212:20 pmLJU - BWI
2 stops17h 57mDelta
Deal found 5/1$1,027
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:30 amDCA - LJU
2 stops24h 05mLOT
Fri 9/125:05 pmLJU - DCA
2 stops35h 54mLOT
Deal found 4/30$1,035
This Gurufare deal was found by Cheapflights users on 4/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/109:20 pmBWI - LJU
1 stop14h 30mBritish Airways
Wed 9/176:00 pmLJU - BWI
1 stop31h 35mBritish Airways
Deal found 4/30$1,086

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 May 1, 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 7/30

8:45 pm-10:05 am

1 stop31h 20m

Ljubljana Joze Pucnik

Fri 8/22

10:50 am-4:15 pm

1 stop11h 25m

$733

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 7/30

5:10 pm-12:35 pm

2 stops13h 25m

Ljubljana Joze Pucnik

Fri 8/22

10:50 am-4:15 pm

1 stop11h 25m

$739

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 7/30

5:10 pm-12:35 pm

2 stops13h 25m

Ljubljana Joze Pucnik

Fri 8/22

6:40 am-7:25 pm

2 stops18h 45m

$773

BaltimoreLjubljana

BWI - LJU

BWILJU

Baltimore/Washington

Sun 5/11

8:30 pm-8:55 am

3 stops30h 25m

Ljubljana Joze Pucnik

Wed 5/14

8:45 pm-7:25 pm

3 stops28h 40m

$853

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Wed 8/27

1:30 pm-7:15 pm

1 stop23h 45m

Ljubljana Joze Pucnik

Wed 9/3

8:10 pm-11:45 am

1 stop21h 35m

$879

Washington, D.C.Ljubljana

DCA - LJU

DCALJU

Washington, D.C. Reagan-National

Sun 8/10

9:40 am-10:05 am

2 stops18h 25m

Ljubljana Joze Pucnik

Sun 8/17

8:00 pm-6:02 pm

2 stops28h 02m

$889

Washington, D.C.Ljubljana

IAD - LJU

IADLJU

Washington, D.C. Dulles Intl

Thu 8/7

9:40 am-11:05 am

2 stops19h 25m

Ljubljana Joze Pucnik

Thu 8/14

12:20 pm-7:15 pm

1 stop12h 55m

$918

Washington, D.C.Ljubljana

DCA - LJU

DCALJU

Washington, D.C. Reagan-National

Wed 7/30

7:06 pm-5:50 pm

2 stops16h 44m

Ljubljana Joze Pucnik

Fri 8/22

9:05 pm-6:27 pm

2 stops27h 22m

$938

BaltimoreLjubljana

BWI - LJU

BWILJU

Baltimore/Washington

Sun 9/7

12:15 pm-11:35 am

2 stops17h 20m

Ljubljana Joze Pucnik

Sat 9/20

12:20 pm-10:56 pm

2 stops16h 36m

$992

BaltimoreLjubljana

BWI - LJU

BWILJU

Baltimore/Washington

Thu 7/31

9:00 am-11:05 am

2 stops20h 05m

Ljubljana Joze Pucnik

Tue 9/2

12:20 pm-12:17 am

2 stops17h 57m

$1,027

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 25 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

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 May 1, 2025.
Read reviews from past customers who have flown Delta, LOT and Finnair from Washington, D.C. to Slovenia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

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.
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

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.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

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
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

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
1,448 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

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 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.

  • 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 $561. Users have also found prices from $601 and $835 on British Airways and Brussels Airlines, respectively.

  • 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, 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 $1,515). 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 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 2 airlines flying from Washington, D.C. to Slovenia

Discover the top 2 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$670Average$1,133FlexibilityNo cancel feeOn-time76%
SWISSCheapest$876Average$1,066FlexibilityNo cancel feeOn-time79%

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