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Cheap flights from Oregon to Trieste from $789

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Trieste departing on 4/29. 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
0 bags

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Find the cheapest flights from Oregon to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
7:15 am - 2:00 pm
PDX
-
TRS
21h 45m
2 stops
Lufthansa Logo
6:10 am - 7:05 pm
TRS
-
PDX
21h 55m
2 stops
$789Lufthansa
Wed, Apr 29 - Wed, May 13
Multiple Airlines Logo
2:10 pm - 9:55 pm
PDX
-
TRS
22h 45m
2 stops
Multiple Airlines Logo
6:00 am - 6:45 pm
TRS
-
PDX
21h 45m
2 stops
$803Multiple Airlines
Fri, Apr 24 - Fri, May 1
Lufthansa Logo
2:10 pm - 9:55 pm
PDX
-
TRS
22h 45m
2 stops
Lufthansa Logo
6:00 am - 6:45 pm
TRS
-
PDX
21h 45m
2 stops
$842Lufthansa
Fri, Apr 24 - Fri, May 1
Lufthansa Logo
2:10 pm - 9:55 pm
PDX
-
TRS
22h 45m
2 stops
Lufthansa Logo
6:00 am - 6:45 pm
TRS
-
PDX
21h 45m
2 stops
$870Lufthansa
Fri, Apr 24 - Fri, May 1
Lufthansa Logo
7:15 am - 10:15 pm
PDX
-
TRS
30h 00m
2 stops
Lufthansa Logo
6:10 am - 7:05 pm
TRS
-
PDX
21h 55m
2 stops
$949Lufthansa
Tue, May 12 - Tue, May 26
Lufthansa Logo
7:15 am - 10:15 pm
PDX
-
TRS
30h 00m
2 stops
Lufthansa Logo
6:10 am - 7:05 pm
TRS
-
PDX
21h 55m
2 stops
$951Lufthansa
Tue, May 12 - Tue, May 26
Multiple Airlines Logo
9:50 am - 1:55 pm
PDX
-
TRS
19h 05m
2 stops
Multiple Airlines Logo
6:00 am - 9:31 pm
TRS
-
PDX
24h 31m
2 stops
$1,074Multiple Airlines
Fri, Apr 24 - Fri, May 1
Multiple Airlines Logo
9:50 am - 1:55 pm
PDX
-
TRS
19h 05m
2 stops
Multiple Airlines Logo
6:35 am - 10:53 pm
TRS
-
PDX
25h 18m
3 stops
$1,128Multiple Airlines
Fri, Apr 24 - Fri, May 1
Multiple Airlines Logo
9:50 am - 11:50 pm
PDX
-
TRS
29h 00m
2 stops
Multiple Airlines Logo
11:15 am - 1:15 pm
TRS
-
PDX
35h 00m
3 stops
$1,241Multiple Airlines
Wed, Apr 29 - Wed, May 13
Multiple Airlines Logo
9:50 am - 2:00 pm
PDX
-
TRS
19h 10m
2 stops
Multiple Airlines Logo
2:40 pm - 1:15 pm
TRS
-
PDX
31h 35m
1 stop
$1,568Multiple Airlines
Wed, Apr 29 - Wed, May 13

Lufthansa flights from Oregon to Trieste

Our best Lufthansa deals on Oregon to Trieste flight tickets
Lufthansa
Apr 29
PDX7:15 amPortland
21h 45m
2 stops
TRS2:00 pmTrieste Ronchi dei Legionari
May 13
TRS6:10 amTrieste Ronchi dei Legionari
21h 55m
2 stops
PDX7:05 pmPortland
$789
Lufthansa
Apr 24
PDX2:10 pmPortland
22h 45m
2 stops
TRS9:55 pmTrieste Ronchi dei Legionari
May 1
TRS6:00 amTrieste Ronchi dei Legionari
21h 45m
2 stops
PDX6:45 pmPortland
$842
Lufthansa
Apr 24
PDX2:10 pmPortland
22h 45m
2 stops
TRS9:55 pmTrieste Ronchi dei Legionari
May 1
TRS6:00 amTrieste Ronchi dei Legionari
21h 45m
2 stops
PDX6:45 pmPortland
$870

United Airlines flights from Oregon to Trieste

Our best United Airlines deals on Oregon to Trieste flight tickets
United Airlines
Mar 5
PDX7:00 amPortland
18h 25m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Mar 18
TRS6:35 amTrieste Ronchi dei Legionari
23h 17m
2 stops
PDX9:52 pmPortland
$1,579
United Airlines
Feb 19
PDX7:00 amPortland
18h 25m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Feb 23
TRS6:35 amTrieste Ronchi dei Legionari
21h 14m
2 stops
PDX6:49 pmPortland
$2,079
United Airlines
Feb 19
PDX7:00 amPortland
18h 25m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Feb 23
TRS6:35 amTrieste Ronchi dei Legionari
21h 14m
2 stops
PDX6:49 pmPortland
$2,493

momondo Fare Finder

 
Customize your flight search to find flights from Oregon 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, momondo users made 832,500 searches. Data last updated February 7, 2026.
Use the filters below to find and compare flights from Oregon to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Wed 4/29

7:15 am-2:00 pm

2 stops21h 45m

Trieste Ronchi dei Legionari

Wed 5/13

6:10 am-7:05 pm

2 stops21h 55m

$789

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Fri 4/24

2:10 pm-9:55 pm

2 stops22h 45m

Trieste Ronchi dei Legionari

Fri 5/1

6:00 am-6:45 pm

2 stops21h 45m

$803

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Fri 4/24

2:10 pm-9:55 pm

2 stops22h 45m

Trieste Ronchi dei Legionari

Fri 5/1

6:00 am-6:45 pm

2 stops21h 45m

$842

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Fri 4/24

2:10 pm-9:55 pm

2 stops22h 45m

Trieste Ronchi dei Legionari

Fri 5/1

6:00 am-6:45 pm

2 stops21h 45m

$870

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Tue 5/12

7:15 am-10:15 pm

2 stops30h 00m

Trieste Ronchi dei Legionari

Tue 5/26

6:10 am-7:05 pm

2 stops21h 55m

$949

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Tue 5/12

7:15 am-10:15 pm

2 stops30h 00m

Trieste Ronchi dei Legionari

Tue 5/26

6:10 am-7:05 pm

2 stops21h 55m

$951

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Fri 4/24

9:50 am-1:55 pm

2 stops19h 05m

Trieste Ronchi dei Legionari

Fri 5/1

6:00 am-9:31 pm

2 stops24h 31m

$1,074

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Fri 4/24

9:50 am-1:55 pm

2 stops19h 05m

Trieste Ronchi dei Legionari

Fri 5/1

6:35 am-10:53 pm

3 stops25h 18m

$1,128

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Wed 4/29

9:50 am-11:50 pm

2 stops29h 00m

Trieste Ronchi dei Legionari

Wed 5/13

11:15 am-1:15 pm

3 stops35h 00m

$1,241

PortlandTrieste

PDX - TRS

PDXTRS

Portland

Wed 4/29

9:50 am-2:00 pm

2 stops19h 10m

Trieste Ronchi dei Legionari

Wed 5/13

2:40 pm-1:15 pm

1 stop31h 35m

$1,568

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 Oregon 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?

British Airways, KLM and Delta are the top three most popular airlines that fly to Trieste from Oregon according to our data. British Airways is the first choice among our users, with 33% 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.

Cheap Oregon to Trieste flight deals and tips

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

Fastest flight time

18h 25m

Direct flights

None
The fastest flight from Oregon to Trieste takes 18h 25m
There are no direct flights from Oregon to Trieste. There are no popular flight routes from Oregon to Trieste.
Search flight deals

  • When did momondo last update prices for flights from Oregon to Trieste Ronchi dei Legionari Airport?

    Prices for flights from Oregon to Trieste Ronchi dei Legionari Airport refresh daily.

  • How old do you have to be to fly from Oregon 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 Oregon to Trieste Ronchi dei Legionari Airport.

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

    The necessary travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Trieste?

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

Why use momondo?

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

It is quick and easy to find Oregon 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 Oregon to Trieste with flexible booking policies on momondo?

Flights from Oregon 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 Oregon to Trieste?

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

Yes momondo offers price alerts on flights to Trieste from Oregon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Trieste trip

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Find better results for your trip to Italy

Fly your favorite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
British Airways
KLM
Delta
United Airlines
American Airlines
Condor
Air France