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Cheap flights from Seattle to Slovenia from $349

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 8/19. 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.
Turkish Airlines Logo
7:15 pm - 7:20 pm
SEA
-
LJU
15h 05m
1 stop
Turkish Airlines Logo
8:15 pm - 5:20 pm
LJU
-
SEA
30h 05m
1 stop
$907Turkish Airlines
Sun, Oct 4 - Tue, Oct 20
Turkish Airlines Logo
7:15 pm - 8:45 am
SEA
-
LJU
28h 30m
1 stop
Turkish Airlines Logo
9:40 am - 5:20 pm
LJU
-
SEA
16h 40m
1 stop
$909Turkish Airlines
Thu, Sep 17 - Thu, Oct 8
Turkish Airlines Logo
7:05 pm - 8:15 am
SEA
-
LJU
28h 10m
1 stop
Turkish Airlines Logo
7:40 pm - 5:10 pm
LJU
-
SEA
30h 30m
1 stop
$917Turkish Airlines
Thu, Dec 10 - Wed, Dec 16
Turkish Airlines Logo
7:15 pm - 7:20 pm
SEA
-
LJU
15h 05m
1 stop
Turkish Airlines Logo
9:40 am - 10:40 am
LJU
-
SEA
34h 00m
1 stop
$927Turkish Airlines
Thu, Aug 27 - Fri, Sep 11
Turkish Airlines Logo
7:15 pm - 12:55 pm
SEA
-
LJU
32h 40m
1 stop
Turkish Airlines Logo
9:40 am - 5:20 pm
LJU
-
SEA
16h 40m
1 stop
$933Turkish Airlines
Thu, Aug 27 - Mon, Sep 14
Turkish Airlines Logo
7:15 pm - 8:45 am
SEA
-
LJU
28h 30m
1 stop
Turkish Airlines Logo
8:15 pm - 5:20 pm
LJU
-
SEA
30h 05m
1 stop
$957Turkish Airlines
Tue, Sep 15 - Sun, Oct 18
Turkish Airlines Logo
7:15 pm - 8:45 am
SEA
-
LJU
28h 30m
1 stop
Turkish Airlines Logo
8:15 pm - 5:20 pm
LJU
-
SEA
30h 05m
1 stop
$960Turkish Airlines
Sun, Sep 13 - Fri, Oct 16
Lufthansa Logo
10:45 am - 7:25 pm
SEA
-
LJU
23h 40m
2 stops
Lufthansa Logo
8:05 pm - 4:59 pm
LJU
-
SEA
29h 54m
1 stop
$966Lufthansa
Mon, Jul 20 - Mon, Aug 3
Turkish Airlines Logo
8:05 pm - 8:15 am
SEA
-
LJU
27h 10m
1 stop
Turkish Airlines Logo
7:40 pm - 5:10 pm
LJU
-
SEA
30h 30m
1 stop
$970Turkish Airlines
Mon, Nov 2 - Mon, Nov 16
Lufthansa Logo
7:00 am - 12:35 pm
SEA
-
LJU
20h 35m
2 stops
Lufthansa Logo
6:55 am - 2:22 pm
LJU
-
SEA
16h 27m
2 stops
$971Lufthansa
Sun, Oct 4 - Tue, Oct 20

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Turkish Airlines flights from Seattle to Slovenia

Our best Turkish Airlines deals on Seattle to Slovenia flight tickets
Turkish Airlines
Oct 4
SEA7:15 pmSeattle/Tacoma Intl
15h 05m
1 stop
LJU7:20 pmLjubljana Joze Pucnik
Oct 20
LJU8:15 pmLjubljana Joze Pucnik
30h 05m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
$907
Turkish Airlines
Sep 17
SEA7:15 pmSeattle/Tacoma Intl
28h 30m
1 stop
LJU8:45 amLjubljana Joze Pucnik
Oct 8
LJU9:40 amLjubljana Joze Pucnik
16h 40m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
$909
Turkish Airlines
Dec 10
SEA7:05 pmSeattle/Tacoma Intl
28h 10m
1 stop
LJU8:15 amLjubljana Joze Pucnik
Dec 16
LJU7:40 pmLjubljana Joze Pucnik
30h 30m
1 stop
SEA5:10 pmSeattle/Tacoma Intl
$917

Delta flights from Seattle to Slovenia

Our best Delta deals on Seattle to Slovenia flight tickets
Delta
Sep 14
SEA10:40 pmSeattle/Tacoma Intl
30h 10m
2 stops
LJU1:50 pmLjubljana Joze Pucnik
Oct 20
LJU6:00 amLjubljana Joze Pucnik
19h 35m
1 stop
SEA4:35 pmSeattle/Tacoma Intl
$983
Delta
Sep 15
SEA9:39 amSeattle/Tacoma Intl
28h 16m
2 stops
LJU10:55 pmLjubljana Joze Pucnik
Oct 21
LJU6:00 amLjubljana Joze Pucnik
14h 52m
1 stop
SEA11:52 amSeattle/Tacoma Intl
$988
Delta
Sep 15
SEA1:30 pmSeattle/Tacoma Intl
15h 20m
1 stop
LJU1:50 pmLjubljana Joze Pucnik
Oct 16
LJU6:00 amLjubljana Joze Pucnik
26h 59m
2 stops
SEA11:59 pmSeattle/Tacoma Intl
$989

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 June 21, 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 - LJU

SEALJU

Seattle/Tacoma Intl

Sun 10/4

7:15 pm-7:20 pm

1 stop15h 05m

Ljubljana Joze Pucnik

Tue 10/20

8:15 pm-5:20 pm

1 stop30h 05m

$907

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Thu 9/17

7:15 pm-8:45 am

1 stop28h 30m

Ljubljana Joze Pucnik

Thu 10/8

9:40 am-5:20 pm

1 stop16h 40m

$909

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Thu 12/10

7:05 pm-8:15 am

1 stop28h 10m

Ljubljana Joze Pucnik

Wed 12/16

7:40 pm-5:10 pm

1 stop30h 30m

$917

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Thu 8/27

7:15 pm-7:20 pm

1 stop15h 05m

Ljubljana Joze Pucnik

Fri 9/11

9:40 am-10:40 am

1 stop34h 00m

$927

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Thu 8/27

7:15 pm-12:55 pm

1 stop32h 40m

Ljubljana Joze Pucnik

Mon 9/14

9:40 am-5:20 pm

1 stop16h 40m

$933

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Tue 9/15

7:15 pm-8:45 am

1 stop28h 30m

Ljubljana Joze Pucnik

Sun 10/18

8:15 pm-5:20 pm

1 stop30h 05m

$957

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Sun 9/13

7:15 pm-8:45 am

1 stop28h 30m

Ljubljana Joze Pucnik

Fri 10/16

8:15 pm-5:20 pm

1 stop30h 05m

$960

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Mon 7/20

10:45 am-7:25 pm

2 stops23h 40m

Ljubljana Joze Pucnik

Mon 8/3

8:05 pm-4:59 pm

1 stop29h 54m

$966

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Mon 11/2

8:05 pm-8:15 am

1 stop27h 10m

Ljubljana Joze Pucnik

Mon 11/16

7:40 pm-5:10 pm

1 stop30h 30m

$970
Quickest round-trip

SeattleLjubljana

SEA - LJU

SEALJU

Seattle/Tacoma Intl

Sun 10/4

7:00 am-12:35 pm

2 stops20h 35m

Ljubljana Joze Pucnik

Tue 10/20

6:55 am-2:22 pm

2 stops16h 27m

$971

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 September is another great option to travel to Slovenia, with average flight prices from Seattle averaging around $490.

Can stopping save me money on Seattle to Slovenia flights?

You could potentially save up to 63% on your flight if you consider stops on a Seattle to Slovenia flight.

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

14h 05m

Direct flights

None
The fastest flight from Seattle to Slovenia takes 14h 05m
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
8,086 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $660Free CancellationRating
7.4
4,409 reviews
Search Turkish Airlines flights
KLMPriceFrom $930Free CancellationRating
7.8
1,530 reviews
Search KLM 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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