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Trieste

$855+ Cheap flights from Seattle (SEA) to Trieste (TRS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TRS
jul. 23 — jul. 301
mié. 7/23
mié. 7/30
1 adult, Economy
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Cheap flight deals from Seattle to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Trieste (TRS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 18, 2025.

Round-trip from

$855
(oojo)
From Seattle/Tacoma Intl to Trieste Ronchi dei Legionari
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Find flight deals from Seattle to Trieste

Cheapest flights from Seattle to Trieste
Explore the most affordable flight options available from Seattle to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 18, 2025.

This oojo deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/317:10 pmSEA - TRS
2 stops34h 20mMultiple Airlines
dom. 9/73:15 pmTRS - SEA
2 stops35h 00mMultiple Airlines
Deal found 7/17$855
This Lufthansa deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/127:00 amSEA - TRS
2 stops22h 05mLufthansa
dom. 11/162:45 pmTRS - SEA
1 stop30h 25mLufthansa
Deal found 7/16$875
This Turkish Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/127:00 pmSEA - TRS
2 stops38h 30mTurkish Airlines
dom. 11/163:15 pmTRS - SEA
2 stops34h 50mTurkish Airlines
Deal found 7/16$1,025

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Trieste 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, Cheapflights users made 2,558,603 searches. Data last updated julio 18, 2025.
Use the filters below to find and compare flights from Seattle to Trieste that are best for you.

Fly from

Seattle

Fly to

Trieste

Route

Depart

Return

Price

SeattleTrieste

SEA - TRS

SEATRS

Seattle/Tacoma Intl

dom. 8/31

7:10 pm-2:30 pm

2 stops34h 20m

Trieste Ronchi dei Legionari

dom. 9/7

3:15 pm-5:15 pm

2 stops35h 00m

$855

SeattleTrieste

SEA - TRS

SEATRS

Seattle/Tacoma Intl

mié. 11/12

7:00 am-10:45 pm

2 stops30h 45m

Trieste Ronchi dei Legionari

dom. 11/16

2:45 pm-12:10 pm

1 stop30h 25m

$875

SeattleTrieste

SEA - TRS

SEATRS

Seattle/Tacoma Intl

mié. 11/12

7:00 pm-6:30 pm

2 stops38h 30m

Trieste Ronchi dei Legionari

dom. 11/16

3:15 pm-5:05 pm

2 stops34h 50m

$1,025

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/17

Best time to book a flight from Seattle to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Seattle 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.

Reviews of airlines servicing Trieste

Get insights into the airlines that provide service to Trieste. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trieste. Reviews last updated julio 18, 2025.
Read through reviews of airlines operating flights from Seattle to Trieste, such as Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,216 reviews

Food

6.3

Crew

7.6

Comfort

6.8

Entertainment

6.4

Boarding

7.0

Overall

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
Lufthansa
6.8
Okay
7,216 reviews
Lufthansa
6.8
Okay
7,216 reviews

Food

6.3

Crew

7.6

Comfort

6.8

Entertainment

6.4

Boarding

7.0

Overall

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Seattle to Trieste round-trip?

    According to our current data, Lufthansa ($1,200), offers the cheapest pricing from Seattle to Trieste.

  • Can I find deals for flights from Seattle to Trieste that include hotel bookings?

    Yes. In addition to deals on Seattle to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Trieste?

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

  • Can I find deals for business class flights from Seattle to Trieste?

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

See more FAQs

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Top airline flying from Seattle to Trieste

Discover the top airline that operate flights from Seattle to Trieste. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$857Average$970FlexibilityNo cancel feeOn-time76%

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