Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Seattle to Trieste from $1,397

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:35 pm - 6:30 pmSEA  Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari
18h 55m2 stops Reykjavik Keflavik Intl Rome Fiumicino
Multiple Airlines Logo
6:35 am - 5:00 pmTRS  Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl
19h 25m2 stops Rome Fiumicino Reykjavik Keflavik Intl
$1,397Multiple Airlines
Sat, Dec 5 - Sun, Jan 10
United Airlines Logo
7:00 am - 10:25 amSEA  Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari
18h 25m2 stops Newark Rome Fiumicino
United Airlines Logo
6:35 am - 1:22 pmTRS  Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl
39h 47m3 stops Rome Fiumicino Toronto Pearson Intl Houston George Bush Intcntl
$1,494United Airlines
Sun, Dec 6 - Thu, Dec 10

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleTrieste

SEA Seattle/Tacoma Intl - TRS Trieste Ronchi dei Legionari

SEATRS

Seattle/Tacoma Intl

Sat 12/5

2:35 pm-6:30 pm

2 stops18h 55m

Trieste Ronchi dei Legionari

Sun 1/10

6:35 am-5:00 pm

2 stops19h 25m

$1,397

SeattleTrieste

SEA Seattle/Tacoma Intl - TRS Trieste Ronchi dei Legionari

SEATRS

Seattle/Tacoma Intl

Sun 12/6

7:00 am-10:25 am

2 stops18h 25m

Trieste Ronchi dei Legionari

Thu 12/10

6:35 am-1:22 pm

3 stops39h 47m

$1,494

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Trieste from

How to get the cheapest flight ticket from Seattle to Trieste

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 airlines fly to Trieste?

Condor, British Airways and Delta are the top three most popular airlines that fly to Trieste from Seattle according to our data. Condor is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 7 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to Trieste

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Trieste according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Trieste (SEA to TRS) flight deals and tips

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

Best Price Found

$1,397

Fastest flight time

18h 25m

Direct flights

None
The best flight deal from Seattle to Trieste found on momondo in the last 72 hours is $1,397
The fastest flight from Seattle to Trieste takes 18h 25m
There are no direct flights from Seattle to Trieste. There are no popular flight routes from Seattle to Trieste.
Search flight deals

Frequently asked questions about flying from Seattle to Trieste

  • How far is Seattle/Tacoma Intl to Trieste Ronchi dei Legionari by plane?

    A flight from Seattle/Tacoma Intl to Trieste Ronchi dei Legionari will travel around 5463.5 mi. 18h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Trieste Ronchi dei Legionari Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Trieste Ronchi dei Legionari Airport were last updated today.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Trieste Ronchi dei Legionari Airport?

    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 Seattle/Tacoma Intl Airport to Trieste Ronchi dei Legionari Airport.

  • What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

    The required travel and health documents for your Trieste Ronchi dei Legionari Airport 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 Trieste Ronchi dei Legionari Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Grado
Udine

Why use momondo?

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

It is quick and easy to find Seattle to Trieste 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 Trieste that suits you.

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

Flights from Seattle to Trieste with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

If you are simply researching potential flights to Trieste, momondo offers a useful price alert feature which will track prices for flights to Trieste from Seattle and alert you when they change.

An easier way to manage your Trieste trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 11/3
Tue 11/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Italy

Fly your favorite airline to Trieste

Condor
British Airways
Delta
Lufthansa
United Airlines
Turkish Airlines
Icelandair