$674 Cheap Flights from Ljubljana (LJU) to Seattle (SEA)

View $674 flight on Wed, Sep 17, 2025Opens in a new window

Popular airlines from Joze Pucnik Airport (LJU) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Ljubljana to Seattle (LJU-SEA)

Prices were available within the past 7 days and start at $674 for one-way flights and $938 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Sun, Nov 2 - Sat, Nov 8
LJU
Ljubljana
SEA
Seattle
$938 Roundtrip, found 3 days ago
$938
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Sun, Nov 2 from Ljubljana to Seattle, returning Sat, Nov 8, priced at $938 found 3 days ago
Turkish Airlines
Sat, Nov 22 - Sun, Dec 7
LJU
Ljubljana
SEA
Seattle
$944 Roundtrip, found 3 days ago
$944
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Sat, Nov 22 from Ljubljana to Seattle, returning Sun, Dec 7, priced at $944 found 3 days ago
Delta
Thu, Oct 30 - Sat, Nov 8
LJU
Ljubljana
SEA
Seattle
$948 Roundtrip, found 3 days ago
$948
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 30 from Ljubljana to Seattle, returning Sat, Nov 8, priced at $948 found 3 days ago
Lufthansa
Sat, Nov 1 - Sun, Nov 9
LJU
Ljubljana
SEA
Seattle
$950 Roundtrip, found 3 days ago
$950
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Nov 1 from Ljubljana to Seattle, returning Sun, Nov 9, priced at $950 found 3 days ago
Delta
Thu, Oct 30 - Wed, Nov 12
LJU
Ljubljana
SEA
Seattle
$952 Roundtrip, found 3 days ago
$952
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 30 from Ljubljana to Seattle, returning Wed, Nov 12, priced at $952 found 3 days ago
Lufthansa
Sat, Nov 1 - Sun, Nov 9
LJU
Ljubljana
SEA
Seattle
$954 Roundtrip, found 3 days ago
$954
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Nov 1 from Ljubljana to Seattle, returning Sun, Nov 9, priced at $954 found 3 days ago
Lufthansa
Sat, Nov 1 - Sun, Nov 9
LJU
Ljubljana
SEA
Seattle
$956 Roundtrip, found 3 days ago
$956
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Nov 1 from Ljubljana to Seattle, returning Sun, Nov 9, priced at $956 found 3 days ago
Delta
Sat, Nov 8 - Fri, Nov 28
LJU
Ljubljana
SEA
Seattle
$957 Roundtrip, found 3 days ago
$957
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Nov 8 from Ljubljana to Seattle, returning Fri, Nov 28, priced at $957 found 3 days ago
British Airways
Thu, Sep 25 - Tue, Sep 30
LJU
Ljubljana
SEA
Seattle
$966 Roundtrip, found 6 days ago
$966
Roundtrip
found 6 days ago
Select British Airways flight, departing Thu, Sep 25 from Ljubljana to Seattle, returning Tue, Sep 30, priced at $966 found 6 days ago
Swiss International Air Lines
Sat, Nov 1 - Tue, Nov 11
LJU
Ljubljana
SEA
Seattle
$996 Roundtrip, found 3 days ago
$996
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Sat, Nov 1 from Ljubljana to Seattle, returning Tue, Nov 11, priced at $996 found 3 days ago
Flights from Ljubljana (LJU) to Seattle (SEA)
Origin airport
Joze Pucnik
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
$937
Distance
5456 mi

Ljubljana to Seattle Flights

The cheapest times to fly from Ljubljana to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ljubljana to Seattle are during the month of November. You can find some of the cheapest flights from Ljubljana to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ljubljana to Seattle

Sunday is one of the best days to book for cheap flights from Ljubljana to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ljubljana to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ljubljana to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $674 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ljubljana to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ljubljana to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA) cost?
Lock in a cheap one-way flight from $674 or cheap return flight from $938 from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from LJU to SEA is November, when there's less demand. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest LJU to SEA flight.
How many flights per day from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA)?
Nonstop flights from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LJU to SEA?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid potential delays on the Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA) route, travel before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Holding off until just before your trip to book your flight from LJU to SEA often results in higher prices. Although you may find some last-minute offers, there's no guarantee. Be flexible with your itinerary for the best chance of landing a bargain.
Is it cheaper to book a LJU to SEA flight and hotel package?
Compared with arranging hotels and flights separately, booking a LJU to SEA flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the stress out of travel planning. Just secure your flights and select from our wide range of hotels, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Joze Pucnik Airport (LJU) to Seattle - Tacoma Intl. Airport (SEA)?
It's generally possible to cancel or reschedule your LJU to SEA flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.