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Cheap flights from Seattle to Slovenia from $416

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Slovenia departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:40 pm - 8:50 amSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
30h 10m3 stops Frankfurt am Main Barcelona-El Prat Belgrade Nikola Tesla
Multiple Airlines Logo
9:35 pm - 4:00 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
27h 25m2 stops Barcelona-El Prat Frankfurt am Main
$903Multiple Airlines
Sun, Oct 11 - Thu, Oct 22
Turkish Airlines Logo
7:15 pm - 8:50 amSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
28h 35m1 stop Istanbul
Turkish Airlines Logo
9:45 am - 5:20 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
16h 35m1 stop Istanbul
$919Turkish Airlines
Sun, Sep 20 - Tue, Oct 6
Turkish Airlines Logo
7:15 pm - 8:50 amSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
28h 35m1 stop Istanbul
Turkish Airlines Logo
9:45 am - 5:20 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
16h 35m1 stop Istanbul
$930Turkish Airlines
Mon, Aug 31 - Thu, Oct 15
Turkish Airlines Logo
12:35 pm - 7:30 pmSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
21h 55m1 stop Istanbul
Turkish Airlines Logo
2:00 pm - 5:20 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
36h 20m1 stop Istanbul
$930Turkish Airlines
Mon, Aug 31 - Wed, Oct 14
Lufthansa Logo
6:50 pm - 7:25 pmSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
15h 35m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:25 am - 12:20 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
14h 55m1 stop Frankfurt am Main
$942Lufthansa
Sun, Oct 11 - Thu, Oct 22
Multiple Airlines Logo
10:30 am - 7:25 pmSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
23h 55m2 stops Vancouver Intl Munich Franz Josef Strauss
Multiple Airlines Logo
6:25 am - 12:20 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
14h 55m1 stop Frankfurt am Main
$942Multiple Airlines
Sun, Oct 11 - Thu, Oct 22
Multiple Airlines Logo
5:40 am - 7:25 pmSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
28h 45m2 stops Vancouver Intl Munich Franz Josef Strauss
Multiple Airlines Logo
6:25 am - 6:32 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
21h 07m2 stops Frankfurt am Main Vancouver Intl
$942Multiple Airlines
Sun, Oct 11 - Thu, Oct 22
Lufthansa Logo
6:50 pm - 7:25 pmSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
15h 35m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:55 am - 12:20 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
14h 25m1 stop Frankfurt am Main
$946Lufthansa
Sun, Sep 20 - Tue, Oct 6
Lufthansa Logo
6:50 pm - 7:25 pmSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
15h 35m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:55 am - 12:20 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
14h 25m1 stop Frankfurt am Main
$956Lufthansa
Sun, Sep 20 - Tue, Oct 6
Multiple Airlines Logo
7:00 pm - 1:00 pmSEA  Seattle/Tacoma Intl-LJU Ljubljana Joze Pucnik
33h 00m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Riga Intl
Multiple Airlines Logo
6:25 am - 8:40 pmLJU  Ljubljana Joze Pucnik-SEA Seattle/Tacoma Intl
23h 15m3 stops Zurich Kastrup Copenhagen Reykjavik Keflavik Intl
$956Multiple Airlines
Sun, Oct 11 - Thu, Oct 22

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Turkish Airlines flights from Seattle to Slovenia

Our best Turkish Airlines deals on Seattle to Slovenia flight tickets
Turkish Airlines
Sep 20
SEA7:15 pmSeattle/Tacoma Intl
28h 35m
1 stop
LJU8:50 amLjubljana Joze Pucnik
Oct 6
LJU9:45 amLjubljana Joze Pucnik
16h 35m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
$919
Turkish Airlines
Nov 24
SEA7:05 pmSeattle/Tacoma Intl
28h 10m
1 stop
LJU8:15 amLjubljana Joze Pucnik
Nov 28
LJU7:40 pmLjubljana Joze Pucnik
30h 30m
1 stop
SEA5:10 pmSeattle/Tacoma Intl
$989
Turkish Airlines
Nov 25
SEA7:05 pmSeattle/Tacoma Intl
28h 10m
1 stop
LJU8:15 amLjubljana Joze Pucnik
Nov 28
LJU7:40 pmLjubljana Joze Pucnik
30h 30m
1 stop
SEA5:10 pmSeattle/Tacoma Intl
$990

Lufthansa flights from Seattle to Slovenia

Our best Lufthansa deals on Seattle to Slovenia flight tickets
Lufthansa
Sep 20
SEA6:50 pmSeattle/Tacoma Intl
15h 35m
1 stop
LJU7:25 pmLjubljana Joze Pucnik
Oct 6
LJU6:55 amLjubljana Joze Pucnik
14h 25m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$946
Lufthansa
Sep 20
SEA6:50 pmSeattle/Tacoma Intl
15h 35m
1 stop
LJU7:25 pmLjubljana Joze Pucnik
Oct 6
LJU6:55 amLjubljana Joze Pucnik
14h 25m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$956
Lufthansa
Sep 20
SEA6:50 pmSeattle/Tacoma Intl
15h 35m
1 stop
LJU7:25 pmLjubljana Joze Pucnik
Oct 6
LJU6:55 amLjubljana Joze Pucnik
14h 25m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$958

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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 8, 2026.
Use the filters below to find and compare flights from Seattle to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Sun 10/11

5:40 pm-8:50 am

3 stops30h 10m

Ljubljana Joze Pucnik

Thu 10/22

9:35 pm-4:00 pm

2 stops27h 25m

$903

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Sun 9/20

7:15 pm-8:50 am

1 stop28h 35m

Ljubljana Joze Pucnik

Tue 10/6

9:45 am-5:20 pm

1 stop16h 35m

$919

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Mon 8/31

7:15 pm-8:50 am

1 stop28h 35m

Ljubljana Joze Pucnik

Thu 10/15

9:45 am-5:20 pm

1 stop16h 35m

$930

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Mon 8/31

12:35 pm-7:30 pm

1 stop21h 55m

Ljubljana Joze Pucnik

Wed 10/14

2:00 pm-5:20 pm

1 stop36h 20m

$930

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Sun 10/11

6:50 pm-7:25 pm

1 stop15h 35m

Ljubljana Joze Pucnik

Thu 10/22

6:25 am-12:20 pm

1 stop14h 55m

$942

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Sun 10/11

10:30 am-7:25 pm

2 stops23h 55m

Ljubljana Joze Pucnik

Thu 10/22

6:25 am-12:20 pm

1 stop14h 55m

$942

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Sun 10/11

5:40 am-7:25 pm

2 stops28h 45m

Ljubljana Joze Pucnik

Thu 10/22

6:25 am-6:32 pm

2 stops21h 07m

$942
Quickest round-trip

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Sun 9/20

6:50 pm-7:25 pm

1 stop15h 35m

Ljubljana Joze Pucnik

Tue 10/6

6:55 am-12:20 pm

1 stop14h 25m

$946

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Sun 9/20

6:50 pm-7:25 pm

1 stop15h 35m

Ljubljana Joze Pucnik

Tue 10/6

6:55 am-12:20 pm

1 stop14h 25m

$956

SeattleLjubljana

SEA Seattle/Tacoma Intl - LJU Ljubljana Joze Pucnik

SEALJU

Seattle/Tacoma Intl

Sun 10/11

7:00 pm-1:00 pm

3 stops33h 00m

Ljubljana Joze Pucnik

Thu 10/22

6:25 am-8:40 pm

3 stops23h 15m

$956

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 Seattle 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 February is, on average, the cheapest month to fly to Slovenia from Seattle, with most prices found around $0. The month of December is another great option to travel to Slovenia, with average flight prices from Seattle averaging around $543.

Cheap Seattle to Slovenia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Slovenia

Fastest flight time

12h 45m

Direct flights

None
The fastest flight from Seattle to Slovenia takes 12h 45m
There are no direct flights from Seattle to Slovenia. There are no popular flight routes from Seattle to Slovenia.
Search flight deals

Frequently asked questions about flying from Seattle to Slovenia

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Slovenia?

    Prices for flights from Seattle/Tacoma Intl Airport to Slovenia are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Slovenia?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Slovenia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Slovenia.

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

    The travel and health documents you'll need for your trip to Slovenia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Slovenia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Slovenia

Compare and see reviews for airlines that fly from Seattle to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $543Free CancellationRating
6.8
8,177 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $660Free CancellationRating
7.4
4,475 reviews
Search Turkish Airlines flights

Why use momondo?

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

It is quick and easy to find Seattle to Slovenia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Slovenia that suits you.

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

Yes. momondo enables you to select and highlight flights to Slovenia from Seattle with this policy.

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

Once all potential Seattle 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 Seattle to Slovenia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Slovenia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Slovenia and let you know when they change.

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