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

$591 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Finnair and Lufthansa, with prices starting from $795 and $802, respectively.

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

Currently, August is the cheapest month in which you can book a flight from Slovenia to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Slovenia to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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.

What is the cheapest month to fly from Slovenia to Washington, D.C. Dulles Intl Airport?

March is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Slovenia. Prices for March average $765 per person but you can even find prices for as low as $450. The most expensive prices can be found in the month of August. Opting for a March flight can save you 78% on your journey compared to booking in August

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

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. Dulles Intl Airport as you normally would.

Can I find deals for flights from Slovenia to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Slovenia to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Slovenia to Dulles Intl?

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

Can I find deals for business class flights from Slovenia to Dulles Intl?

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

$673+ Flights from Slovenia to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Slovenia to Dulles Intl

Round-trip from	$667 (SWISS)
One-way from	$428 (Kiwi.com)
Popular in	August
Cheapest in	March
Average price	$665

From Slovenia to Washington, D.C. Dulles Intl

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One-way flight from Slovenia to Washington, D.C. Dulles Intl

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Highest demand for flights based on searches. 19% potential increase in price ($191 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($55 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Slovenia to Dulles Intl

Cheapest flights from Slovenia to Dulles Intl
Explore the most affordable flight options available from Slovenia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

sáb. 9/139:55 amLJU - IAD

1 stop12h 20mSWISS

mar. 9/308:45 pmIAD - LJU

1 stop31h 20mSWISS

Deal found 4/29

$667

sáb. 9/1312:20 pmLJU - IAD

2 stops16h 40mDelta

mar. 9/3012:30 pmIAD - LJU

2 stops17h 35mDelta

Deal found 4/29

$731

Best flights from Slovenia to Dulles Intl
Discover carefully curated flight deals from Slovenia to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 30, 2025.

sáb. 9/139:55 amLJU - IAD

1 stop12h 20mSWISS

mar. 9/308:45 pmIAD - LJU

1 stop31h 20mSWISS

Deal found 4/29

$667

sáb. 9/1312:20 pmLJU - IAD

2 stops16h 40mDelta

mar. 9/3012:30 pmIAD - LJU

2 stops17h 35mDelta

Deal found 4/29

$731

One-way flights from Slovenia to Dulles Intl
Search for one-way flight options from Slovenia to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated abril 30, 2025.

dom. 5/49:50 amLJU - IAD

3 stops59h 30mMultiple Airlines

Deal found 4/29

$428

dom. 5/48:10 pmLJU - IAD

1 stop21h 35mTurkish Airlines

Deal found 4/29

$591

mar. 7/89:30 amLJU - IAD

2 stops40h 40mFinnair

Deal found 4/29

$795

mié. 7/161:55 pmLJU - IAD

2 stops29h 45mLufthansa

Deal found 4/29

$802

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

sáb. 9/13

9:55 am-4:15 pm

1 stop12h 20m

Washington, D.C. Dulles Intl

mar. 9/30

8:45 pm-10:05 am

1 stop31h 20m

$667

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

sáb. 9/13

12:20 pm-11:00 pm

2 stops16h 40m

Washington, D.C. Dulles Intl

mar. 9/30

12:30 pm-12:05 pm

2 stops17h 35m

$731

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

dom. 5/4

9:50 am-3:20 pm

3 stops59h 30m

$428

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

dom. 5/4

8:10 pm-11:45 am

1 stop21h 35m

$591

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

mar. 7/8

9:30 am-8:10 pm

2 stops40h 40m

$795

LjubljanaWashington, D.C.

LJU - IAD

LJUIAD

Ljubljana Joze Pucnik

mié. 7/16

1:55 pm-1:40 pm

2 stops29h 45m

$802

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Best time to book a flight from Slovenia to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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. Dulles Intl Airport

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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).

Reviews of airlines servicing Dulles Intl

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,929 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,275 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS

7.5

Good

1,588 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Turkish Airlines

7.3

Good

3,788 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Lufthansa

6.7

Okay

7,044 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines to fly from Slovenia to Washington, D.C. Dulles Intl Airport one-way?
$591 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Finnair and Lufthansa, with prices starting from $795 and $802, respectively.
Can I find deals for flights from Slovenia to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Slovenia to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Slovenia to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Slovenia to Dulles Intl.
Can I find deals for business class flights from Slovenia to Dulles Intl?
Yes. Cheapflights offers flight deals from Slovenia to Dulles Intl 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 Slovenia to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Slovenia to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Slovenia to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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.

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$428+ Cheap flights from Slovenia to Dulles Intl (IAD)

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Slovenia to Dulles Intl 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 Dulles Intl

Keep the following information in mind while searching for Slovenia to Dulles Intl flight deals. Data was last updated abril 30, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Slovenia to Dulles Intl

Cheapest flights from Slovenia to Dulles IntlExplore the most affordable flight options available from Slovenia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

Explore the most affordable flight options available from Slovenia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Slovenia to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Slovenia with our price prediction graph.

Cheapflights Insights

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

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from Slovenia to Dulles Intl. 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 Slovenia to Washington, D.C. Dulles Intl Airport one-way?

Can I find deals for flights from Slovenia to Dulles Intl that include hotel bookings?

How can I find direct flights from Slovenia to Dulles Intl?

Can I find deals for business class flights from Slovenia to Dulles Intl?

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

Traveling to a place near Slovenia?

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Alternative routes for Slovenia to Dulles Intl

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Cheapest flights from Slovenia to Dulles Intl
Explore the most affordable flight options available from Slovenia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.