How long is the flight from Slovenia to Washington, D.C.?

There are many flights that can get you from Slovenia to Washington, D.C. in 11h 50m. Fly via SWISS, Lufthansa, or Delta to get the fastest option. The distance from Slovenia to Washington, D.C. is about 4429 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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

The most popular flight routes from Slovenia to Washington, D.C. are Ljubljana Joze Pucnik - Baltimore/Washington, Ljubljana Joze Pucnik - Washington, D.C. Reagan-National and Ljubljana Joze Pucnik - Washington, D.C. Dulles Intl.

What is the cheapest time of day to fly from SI to WAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Slovenia to Washington, D.C. as you normally would.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Slovenia to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$736+ Flights from Slovenia to Washington, D.C.

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Cheap flight deals from Slovenia to Washington, D.C.

Cheapest flights from Slovenia to Washington, D.C.
Explore the most affordable flight options available from Slovenia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Thu 12/258:10 pmLJU - IAD

1 stop25h 25mLufthansa

Sun 1/45:15 pmIAD - LJU

1 stop10h 25mLufthansa

Deal found 12/17

$859

Tue 12/237:35 pmLJU - IAD

1 stop22h 10mTurkish Airlines

Wed 12/311:30 pmIAD - LJU

1 stop23h 10mTurkish Airlines

Deal found 12/17

$875

Thu 12/252:25 pmLJU - IAD

1 stop32h 15mMultiple Airlines

Sat 1/35:45 pmIAD - LJU

2 stops22h 10mMultiple Airlines

Deal found 12/17

$881

Wed 12/242:55 pmLJU - IAD

1 stop31h 45mMultiple Airlines

Sun 1/45:15 pmIAD - LJU

1 stop10h 25mMultiple Airlines

Deal found 12/17

$888

Thu 12/258:10 pmLJU - IAD

1 stop25h 25mLufthansa

Fri 1/25:15 pmIAD - LJU

1 stop10h 35mLufthansa

Deal found 12/17

$889

Mon 12/229:20 amLJU - IAD

1 stop32h 25mTurkish Airlines

Wed 12/311:30 pmIAD - LJU

1 stop23h 10mTurkish Airlines

Deal found 12/17

$899

Thu 12/258:10 pmLJU - IAD

2 stops24h 25mLufthansa

Sat 1/35:45 pmIAD - LJU

2 stops22h 10mLufthansa

Deal found 12/17

$903

Wed 12/242:55 pmLJU - IAD

1 stop30h 35mMultiple Airlines

Fri 1/25:15 pmIAD - LJU

1 stop10h 35mMultiple Airlines

Deal found 12/17

$918

Wed 12/242:55 pmLJU - IAD

1 stop31h 45mMultiple Airlines

Sat 1/35:45 pmIAD - LJU

1 stop13h 10mMultiple Airlines

Deal found 12/17

$950

Wed 12/2412:50 pmLJU - DCA

2 stops40h 06mDelta

Tue 1/66:05 amDCA - LJU

2 stops23h 35mDelta

Deal found 12/17

$1,019

Wed 12/2412:50 pmLJU - BWI

2 stops32h 42mDelta

Tue 1/612:00 pmBWI - LJU

2 stops17h 40mDelta

Deal found 12/17

$1,019

Fri 12/2612:25 pmLJU - DCA

2 stops26h 32mDelta

Mon 1/57:30 pmDCA - LJU

2 stops34h 10mDelta

Deal found 12/17

$1,025

Best flights from Slovenia to Washington, D.C.
Discover carefully curated flight deals from Slovenia to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Fri 1/166:30 amLJU - IAD

1 stop16h 10mSWISS

Wed 2/185:45 pmIAD - LJU

1 stop13h 50mSWISS

Deal found 12/17

$736

Fri 1/1610:35 amLJU - DCA

2 stops15h 10mMultiple Airlines

Wed 2/1811:05 amDCA - LJU

2 stops20h 30mMultiple Airlines

Deal found 12/17

$754

Fri 1/169:45 amLJU - IAD

1 stop11h 50mLufthansa

Wed 2/185:27 pmIAD - LJU

2 stops13h 13mLufthansa

Deal found 12/17

$780

Sun 12/2812:45 pmLJU - IAD

1 stop33h 20mDelta

Tue 1/66:50 pmIAD - LJU

1 stop10h 50mDelta

Deal found 12/17

$1,014

Sun 1/119:20 amLJU - IAD

1 stop16h 00mTurkish Airlines

Wed 1/141:30 pmIAD - LJU

1 stop23h 10mTurkish Airlines

Deal found 12/18

$1,074

Sun 1/111:40 pmLJU - BWI

2 stops35h 27mAir France

Wed 1/1412:00 pmBWI - LJU

2 stops17h 40mAir France

Deal found 12/18

$1,697

Sun 12/2812:45 pmLJU - DCA

2 stops26h 26mDelta

Tue 1/66:05 amDCA - LJU

2 stops23h 35mDelta

Deal found 12/17

$1,019

Sun 1/114:00 pmLJU - IAD

2 stops29h 15mMultiple Airlines

Wed 1/1410:30 pmIAD - LJU

3 stops32h 30mMultiple Airlines

Deal found 12/18

$1,072

Sun 12/2812:45 pmLJU - BWI

2 stops34h 11mDelta

Tue 1/612:00 pmBWI - LJU

2 stops17h 40mDelta

Deal found 12/17

$1,019

Sun 1/117:35 pmLJU - BWI

2 stops26h 15mMultiple Airlines

Wed 1/146:00 amBWI - LJU

3 stops30h 40mMultiple Airlines

Deal found 12/18

$1,089

Sun 12/289:20 amLJU - IAD

1 stop32h 25mTurkish Airlines

Wed 12/311:30 pmIAD - LJU

1 stop23h 10mTurkish Airlines

Deal found 12/17

$1,404

Sun 12/2812:25 pmLJU - IAD

1 stop34h 10mDelta

Sun 1/46:50 pmIAD - LJU

1 stop10h 50mDelta

Deal found 12/17

$1,162

Fri 1/166:30 amLJU - BWI

3 stops18h 10mMultiple Airlines

Wed 2/187:40 pmBWI - LJU

3 stops17h 50mMultiple Airlines

Deal found 12/17

$1,473

Sun 12/2812:45 pmLJU - IAD

1 stop33h 20mDelta

Fri 1/26:05 pmIAD - LJU

1 stop12h 15mDelta

Deal found 12/17

$1,387

Sun 12/2812:45 pmLJU - IAD

1 stop33h 20mDelta

Sat 1/36:05 pmIAD - LJU

1 stop12h 10mDelta

Deal found 12/17

$1,450

Sun 12/282:15 pmLJU - DCA

2 stops36h 44mEmirates

Wed 12/3112:45 pmDCA - LJU

2 stops42h 30mEmirates

Deal found 12/17

$6,490

Sun 12/282:15 pmLJU - DCA

2 stops36h 44mEmirates

Sun 1/43:30 pmDCA - LJU

2 stops39h 30mEmirates

Deal found 12/17

$6,496

Sun 12/282:15 pmLJU - DCA

2 stops36h 44mEmirates

Thu 1/112:45 pmDCA - LJU

2 stops42h 30mEmirates

Deal found 12/17

$6,648

Sun 12/282:15 pmLJU - DCA

2 stops36h 44mEmirates

Sat 1/312:35 pmDCA - LJU

2 stops42h 25mEmirates

Deal found 12/17

$6,675

Last-minute flights from Slovenia to Washington, D.C.
Discover last-minute flight deals from Slovenia to Washington, D.C.. Data last updated December 18, 2025 and is based on user searches.

Mon 12/229:20 amLJU - IAD

1 stop32h 25mTurkish Airlines

Wed 12/311:30 pmIAD - LJU

1 stop23h 10mTurkish Airlines

Deal found 12/17

$899

Tue 12/237:35 pmLJU - IAD

1 stop22h 10mTurkish Airlines

Wed 12/311:30 pmIAD - LJU

1 stop23h 10mTurkish Airlines

Deal found 12/17

$875

Wed 12/242:55 pmLJU - IAD

1 stop31h 45mMultiple Airlines

Sun 1/45:15 pmIAD - LJU

1 stop10h 25mMultiple Airlines

Deal found 12/17

$888

Wed 12/242:55 pmLJU - IAD

1 stop30h 35mMultiple Airlines

Fri 1/25:15 pmIAD - LJU

1 stop10h 35mMultiple Airlines

Deal found 12/17

$918

Thu 12/258:10 pmLJU - IAD

1 stop25h 25mLufthansa

Sun 1/45:15 pmIAD - LJU

1 stop10h 25mLufthansa

Deal found 12/17

$859

Thu 12/252:25 pmLJU - IAD

1 stop32h 15mMultiple Airlines

Sat 1/35:45 pmIAD - LJU

2 stops22h 10mMultiple Airlines

Deal found 12/17

$881

Thu 12/258:10 pmLJU - IAD

1 stop25h 25mLufthansa

Fri 1/25:15 pmIAD - LJU

1 stop10h 35mLufthansa

Deal found 12/17

$889

Thu 12/258:10 pmLJU - IAD

2 stops24h 25mLufthansa

Sat 1/35:45 pmIAD - LJU

2 stops22h 10mLufthansa

Deal found 12/17

$903

Fri 1/166:30 amLJU - IAD

1 stop16h 10mSWISS

Wed 2/185:45 pmIAD - LJU

1 stop13h 50mSWISS

Deal found 12/17

$736

Fri 1/1610:35 amLJU - IAD

2 stops16h 50mMultiple Airlines

Wed 2/181:13 pmIAD - LJU

2 stops18h 22mMultiple Airlines

Deal found 12/17

$754

Fri 1/1610:35 amLJU - DCA

2 stops15h 10mMultiple Airlines

Wed 2/1811:05 amDCA - LJU

2 stops20h 30mMultiple Airlines

Deal found 12/17

$754

Fri 1/169:45 amLJU - IAD

1 stop11h 50mLufthansa

Wed 2/185:27 pmIAD - LJU

2 stops13h 13mLufthansa

Deal found 12/17

$780

Find flight deals from Slovenia to Washington, D.C.

Round-trip from	$736 (Cheapflightsfares)
Popular in	December
Cheapest in	March
Average price	$1,026

From Slovenia to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($116 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

Fri 1/16

6:30 am-4:40 pm

1 stop16h 10m

Washington, D.C. Dulles Intl

Wed 2/18

5:45 pm-1:35 pm

1 stop13h 50m

$736

LjubljanaWashington, D.C.

LJU - DCA

LJUDCA

Ljubljana Joze Pucnik

Fri 1/16

10:35 am-7:45 pm

2 stops15h 10m

Washington, D.C. Reagan-National

Wed 2/18

11:05 am-1:35 pm

2 stops20h 30m

$754

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

Fri 1/16

9:45 am-3:35 pm

1 stop11h 50m

Washington, D.C. Dulles Intl

Wed 2/18

5:27 pm-12:40 pm

2 stops13h 13m

$780

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

Sun 12/28

12:45 pm-4:05 pm

1 stop33h 20m

Washington, D.C. Dulles Intl

Tue 1/6

6:50 pm-11:40 am

1 stop10h 50m

$1,014

LjubljanaWashington, D.C.

LJU - DCA

LJUDCA

Ljubljana Joze Pucnik

Sun 12/28

12:45 pm-9:11 am

2 stops26h 26m

Washington, D.C. Reagan-National

Tue 1/6

6:05 am-11:40 am

2 stops23h 35m

$1,019

LjubljanaBaltimore

LJU - BWI

LJUBWI

Ljubljana Joze Pucnik

Sun 12/28

12:45 pm-4:56 pm

2 stops34h 11m

Baltimore/Washington

Tue 1/6

12:00 pm-11:40 am

2 stops17h 40m

$1,019

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

Sun 1/11

4:00 pm-3:15 pm

2 stops29h 15m

Washington, D.C. Dulles Intl

Wed 1/14

10:30 pm-1:00 pm

3 stops32h 30m

$1,072

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

Sun 1/11

9:20 am-7:20 pm

1 stop16h 00m

Washington, D.C. Dulles Intl

Wed 1/14

1:30 pm-6:40 pm

1 stop23h 10m

$1,074

LjubljanaBaltimore

LJU - BWI

LJUBWI

Ljubljana Joze Pucnik

Sun 1/11

7:35 pm-3:50 pm

2 stops26h 15m

Baltimore/Washington

Wed 1/14

6:00 am-6:40 pm

3 stops30h 40m

$1,089

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

Sun 12/28

12:25 pm-4:35 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Sun 1/4

6:50 pm-11:40 am

1 stop10h 50m

$1,162

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 19 results

Best time to book a flight from Slovenia to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Slovenia 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 Slovenia to Washington, D.C.

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Lufthansa from Slovenia to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Lufthansa

6.8

Okay

7,635 reviews

Reviews

1 / 20

4.0

Okay

Djermouli,Dec 2025

FRA - SFO

I’m sorry the worst airline united food sales I’m diabetic plus high cholesterol pls seats it’s not comfortable plus screen tv broke I try to charge my phone don’t work I’m not flying with united airlines

Lufthansa

6.8

Okay

7,635 reviews

Lufthansa

6.8

Okay

7,635 reviews

Reviews

1 / 20

4.0

Okay

Djermouli,Dec 2025

FRA - SFO

Related info for your journey

How long is the flight from Slovenia to Washington, D.C.?
There are many flights that can get you from Slovenia to Washington, D.C. in 11h 50m. Fly via SWISS, Lufthansa, or Delta to get the fastest option. The distance from Slovenia to Washington, D.C. is about 4429 mi. This flight may include one or multiple stops.
What are the most popular routes from Slovenia to Washington, D.C.?
The most popular flight routes from Slovenia to Washington, D.C. are Ljubljana Joze Pucnik - Baltimore/Washington, Ljubljana Joze Pucnik - Washington, D.C. Reagan-National and Ljubljana Joze Pucnik - Washington, D.C. Dulles Intl.
Can I find deals for flights from Slovenia to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Slovenia to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Slovenia to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Slovenia to Washington, D.C..
Can I find deals for business class flights from Slovenia to Washington, D.C.?
Yes. Cheapflights offers flight deals from Slovenia to Washington, D.C. 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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$736+ Cheap flights from Slovenia to Washington, D.C. (WAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/16. Fares are subject to change and may not be available on all flights or dates of travel.

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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Slovenia to Washington, D.C.

Cheapest flights from Slovenia to Washington, D.C.Explore the most affordable flight options available from Slovenia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Slovenia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Slovenia to Washington, D.C.

Keep the following information in mind while searching for Slovenia to Washington, D.C. flight deals. Data was last updated December 18, 2025.

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Slovenia to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Slovenia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Slovenia to Washington, D.C.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Lufthansa from Slovenia to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Slovenia to Washington, D.C.. 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 Slovenia to Washington, D.C.?

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

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

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

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

Traveling to a place near Washington, D.C.?

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Alternative routes for Slovenia to Washington, D.C.

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Cheapest flights from Slovenia to Washington, D.C.
Explore the most affordable flight options available from Slovenia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.