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Cheap flights from Washington to Slovenia from $540

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Slovenia departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Washington to Slovenia

Cheap round-trip flights

Turkish Airlines Logo
12:30 pm - 7:15 pmSEA-LJU
21h 45m1 stop
Turkish Airlines Logo
9:25 am - 5:15 pmLJU-SEA
16h 50m1 stop
$714Turkish Airlines
Find Deal
Tue, Sep 30 - Tue, Oct 7
Turkish Airlines Logo
7:10 pm - 8:30 amSEA-LJU
28h 20m1 stop
Turkish Airlines Logo
9:20 am - 5:05 pmLJU-SEA
16h 45m1 stop
$718Turkish Airlines
Find Deal
Mon, Oct 13 - Mon, Nov 17
Turkish Airlines Logo
7:10 pm - 7:15 pmSEA-LJU
15h 05m1 stop
Turkish Airlines Logo
8:10 pm - 10:35 amLJU-SEA
23h 25m1 stop
$728Turkish Airlines
Find Deal
Tue, Sep 9 - Wed, Sep 24
Delta Logo
7:10 am - 12:00 pmSEA-LJU
19h 50m2 stops
Delta Logo
12:25 pm - 11:25 amLJU-SEA
32h 00m1 stop
$785Delta
Find Deal
Mon, Oct 13 - Mon, Nov 17
Delta Logo
7:10 am - 12:00 pmSEA-LJU
19h 50m2 stops
Delta Logo
12:25 pm - 5:14 pmLJU-SEA
37h 49m2 stops
$795Delta
Find Deal
Mon, Oct 13 - Mon, Nov 17
British Airways Logo
1:30 pm - 8:20 pmSEA-LJU
21h 50m1 stop
British Airways Logo
7:00 pm - 11:35 amLJU-SEA
25h 35m1 stop
$835British Airways
Find Deal
Thu, Sep 11 - Thu, Sep 25
Logo
2:10 pm - 8:10 amSEA-LJU
33h 00m1 stop
Logo
12:20 pm - 11:54 pmLJU-SEA
20h 34m2 stops
$857
Find Deal
Wed, Sep 10 - Wed, Sep 24
British Airways Logo
8:20 pm - 8:20 pmSEA-LJU
15h 00m1 stop
British Airways Logo
7:00 pm - 6:20 pmLJU-SEA
32h 20m1 stop
$873British Airways
Find Deal
Thu, Sep 11 - Thu, Sep 25
Logo
10:00 am - 6:35 pmSEA-LJU
23h 35m2 stops
Logo
10:50 am - 6:36 pmLJU-SEA
16h 46m2 stops
$874
Find Deal
Tue, Sep 30 - Tue, Oct 7
SWISS Logo
1:05 pm - 6:35 pmSEA-LJU
20h 30m2 stops
SWISS Logo
10:50 am - 6:36 pmLJU-SEA
16h 46m2 stops
$882SWISS
Find Deal
Wed, Sep 10 - Tue, Sep 23

Turkish Airlines flights from State of Washington to Slovenia

Our best Turkish Airlines deals on State of Washington to Slovenia flight tickets
Turkish Airlines
Sep 30
SEA12:30 pmSeattle/Tacoma Intl
21h 45m
1 stop
LJU7:15 pmLjubljana Joze Pucnik
Oct 7
LJU9:25 amLjubljana Joze Pucnik
16h 50m
1 stop
SEA5:15 pmSeattle/Tacoma Intl
$714
Find similar
Turkish Airlines
Oct 13
SEA7:10 pmSeattle/Tacoma Intl
28h 20m
1 stop
LJU8:30 amLjubljana Joze Pucnik
Nov 17
LJU9:20 amLjubljana Joze Pucnik
16h 45m
1 stop
SEA5:05 pmSeattle/Tacoma Intl
$718
Find similar
Turkish Airlines
Sep 9
SEA7:10 pmSeattle/Tacoma Intl
15h 05m
1 stop
LJU7:15 pmLjubljana Joze Pucnik
Sep 24
LJU8:10 pmLjubljana Joze Pucnik
23h 25m
1 stop
SEA10:35 amSeattle/Tacoma Intl
$728
Find similar

Delta flights from State of Washington to Slovenia

Our best Delta deals on State of Washington to Slovenia flight tickets
Delta
Oct 13
SEA7:10 amSeattle/Tacoma Intl
19h 50m
2 stops
LJU12:00 pmLjubljana Joze Pucnik
Nov 17
LJU12:25 pmLjubljana Joze Pucnik
32h 00m
1 stop
SEA11:25 amSeattle/Tacoma Intl
$785
Find similar
Delta
Oct 13
SEA7:10 amSeattle/Tacoma Intl
19h 50m
2 stops
LJU12:00 pmLjubljana Joze Pucnik
Nov 17
LJU12:25 pmLjubljana Joze Pucnik
37h 49m
2 stops
SEA5:14 pmSeattle/Tacoma Intl
$795
Find similar
Delta
Dec 3
SEA7:20 amSeattle/Tacoma Intl
19h 20m
2 stops
LJU11:40 amLjubljana Joze Pucnik
Dec 7
LJU12:25 pmLjubljana Joze Pucnik
33h 55m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$809
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Washington to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Tue 9/30

12:30 pm-7:15 pm

1 stop21h 45m

Ljubljana Joze Pucnik

Tue 10/7

9:25 am-5:15 pm

1 stop16h 50m

$714

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Mon 10/13

7:10 pm-8:30 am

1 stop28h 20m

Ljubljana Joze Pucnik

Mon 11/17

9:20 am-5:05 pm

1 stop16h 45m

$718

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Tue 9/9

7:10 pm-7:15 pm

1 stop15h 05m

Ljubljana Joze Pucnik

Wed 9/24

8:10 pm-10:35 am

1 stop23h 25m

$728

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Mon 10/13

7:10 am-12:00 pm

2 stops19h 50m

Ljubljana Joze Pucnik

Mon 11/17

12:25 pm-11:25 am

1 stop32h 00m

$785

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Mon 10/13

7:10 am-12:00 pm

2 stops19h 50m

Ljubljana Joze Pucnik

Mon 11/17

12:25 pm-5:14 pm

2 stops37h 49m

$795

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Thu 9/11

1:30 pm-8:20 pm

1 stop21h 50m

Ljubljana Joze Pucnik

Thu 9/25

7:00 pm-11:35 am

1 stop25h 35m

$835

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Wed 9/10

2:10 pm-8:10 am

1 stop33h 00m

Ljubljana Joze Pucnik

Wed 9/24

12:20 pm-11:54 pm

2 stops20h 34m

$857

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Thu 9/11

8:20 pm-8:20 pm

1 stop15h 00m

Ljubljana Joze Pucnik

Thu 9/25

7:00 pm-6:20 pm

1 stop32h 20m

$873

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Tue 9/30

10:00 am-6:35 pm

2 stops23h 35m

Ljubljana Joze Pucnik

Tue 10/7

10:50 am-6:36 pm

2 stops16h 46m

$874

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Wed 9/10

1:05 pm-6:35 pm

2 stops20h 30m

Ljubljana Joze Pucnik

Tue 9/23

10:50 am-6:36 pm

2 stops16h 46m

$882

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Slovenia from

How to get the cheapest flight ticket from State of Washington to Slovenia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Slovenia?

The month of January is, on average, the cheapest month to fly to Slovenia from State of Washington, with most prices found around $664. The month of March is another great option to travel to Slovenia, with average flight prices from State of Washington averaging around $704.

What is the cheapest day to depart on your flight to Slovenia?

According to our data, Sunday is the cheapest day to fly to Slovenia from State of Washington. The lowest ticket price found for a Sunday departure recently was $1,023. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Slovenia on Thursday is $1,376.

What is the cheapest time of day to depart on your flight to Slovenia?

In the evening is the cheapest time of day to fly from State of Washington to Slovenia when you can find flight prices for as low as $704. Flying to Slovenia in the evening is an ideal time because this is during off-peak travel hours. Flights to Slovenia are more costly at noon, with an average ticket price of $1,273. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on State of Washington to Slovenia flights?

You could potentially save up to 60% on your flight if you consider stops on a State of Washington to Slovenia flight.

Cheap State of Washington to Slovenia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Slovenia

Best Price Found

$540

Fastest flight time

15h 00m

Direct flights

None

Airports in Slovenia

1 airport
The best one-way flight to Slovenia from State of Washington in the past 72 hours is $540. The best round-trip flight deal from State of Washington to Slovenia found on momondo in the last 72 hours is $714.
The fastest flight from State of Washington to Slovenia takes 15h 00m
There are no direct flights from State of Washington to Slovenia. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Ljubljana Joze Pucnik Airport.
There is 1 airport near Slovenia: Ljubljana Joze Pucnik (LJU)
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  • When did momondo last update prices for flights from Washington to Slovenia?

    Prices for flights from Washington to Slovenia are updated daily.

  • How many operators does momondo search for flights from Washington to Slovenia?

  • How old do you have to be to fly from Washington to Slovenia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Slovenia.

  • What documentation or ID do you need to fly to Slovenia?

    The required travel and health documents for your Slovenia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Slovenia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from State of Washington to Slovenia

Compare and see reviews for airlines that fly from State of Washington to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $647Free CancellationRating
7.3
3,945 reviews
Search Turkish Airlines flights
DeltaPriceFrom $719Free CancellationRating
8.0
7,981 reviews
Search Delta flights
LufthansaPriceFrom $739Free CancellationRating
6.8
7,330 reviews
Search Lufthansa flights
KLMPriceFrom $825Free CancellationRating
7.8
1,385 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Slovenia?

Finding the right flight to Slovenia from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Slovenia quick and easy, saving you time and money.

Can I find flights from Washington to Slovenia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington to Slovenia flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington to Slovenia?

Once all potential Washington to Slovenia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington to Slovenia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Slovenia from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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