In terms of precipitation, rainfall in Trieste ranges from 2.4 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit Trieste when rainfall is around 2.4 in.

If weather is an important factor for your trip to Trieste, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

What is the cheapest time of day to fly from OR to TRS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to Trieste as you normally would.

What airport do you fly into for flights to Trieste from Oregon?

If you book a flight to Trieste from Oregon, you will be flying to Ronchi dei Legionari, which is the city’s only airport. Trieste Ronchi dei Legionari (TRS) is located 18.2 mi from the center of Trieste.

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

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

How can I find direct flights from Oregon to Trieste?

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

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

Yes. Cheapflights offers flight deals from Oregon 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.

$464+ Flights from Oregon to Trieste

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Cheap flight deals from Oregon to Trieste

Round-trip from	$723 (Lufthansa)
One-way from	$464 (Kiwi.com)

From Oregon to Trieste Ronchi dei Legionari

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One-way flight from Oregon to Trieste Ronchi dei Legionari

Search Deals

Find flight deals from Oregon to Trieste

Cheapest flights from Oregon to Trieste
Explore the most affordable flight options available from Oregon to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

mié. 11/127:00 amPDX - TRS

2 stops22h 05mLufthansa

dom. 11/162:45 pmTRS - PDX

2 stops40h 48mLufthansa

Deal found 7/30

$723

vie. 9/123:30 pmPDX - TRS

1 stop21h 55mMultiple Airlines

vie. 9/196:30 amTRS - PDX

1 stop16h 00mMultiple Airlines

Deal found 7/29

$930

Best flights from Oregon to Trieste
Discover carefully curated flight deals from Oregon to Trieste that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 31, 2025.

mié. 11/127:00 amPDX - TRS

2 stops22h 05mLufthansa

dom. 11/162:45 pmTRS - PDX

2 stops40h 48mLufthansa

Deal found 7/30

$723

vie. 9/123:30 pmPDX - TRS

1 stop21h 55mMultiple Airlines

vie. 9/196:30 amTRS - PDX

1 stop16h 00mMultiple Airlines

Deal found 7/29

$930

Last-minute flights from Oregon to Trieste
Discover last-minute flight deals from Oregon to Trieste. Data last updated julio 31, 2025 and is based on user searches.

jue. 7/317:40 pmPDX - TRS

2 stops33h 25mMultiple Airlines

jue. 8/76:30 amTRS - PDX

2 stops25h 31mMultiple Airlines

Deal found 7/30

$1,444

One-way flights from Oregon to Trieste
Search for one-way flight options from Oregon to Trieste. Find affordable one-way fares based on user searches. Data last updated julio 31, 2025.

jue. 8/145:50 pmPDX - TRS

3 stops60h 00mMultiple Airlines

Deal found 7/30

$464

Fly from

Fly to

Route

Depart

Return

Price

PortlandTrieste

PDX - TRS

PDXTRS

Portland

mié. 11/12

7:00 am-2:05 pm

2 stops22h 05m

Trieste Ronchi dei Legionari

dom. 11/16

2:45 pm-10:33 pm

2 stops40h 48m

$723

PortlandTrieste

PDX - TRS

PDXTRS

Portland

vie. 9/12

3:30 pm-10:25 pm

1 stop21h 55m

Trieste Ronchi dei Legionari

vie. 9/19

6:30 am-1:30 pm

1 stop16h 00m

$930

PortlandTrieste

PDX - TRS

PDXTRS

Portland

jue. 8/14

5:50 pm-2:50 pm

3 stops60h 00m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Oregon to Trieste

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

Cheapflights Insights

Everything you need to know about your flight from Oregon to Trieste

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Trieste

See what other customers who have flown with Lufthansa from Oregon to Trieste have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Lufthansa

6.8

Okay

7,275 reviews

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

7,275 reviews

Lufthansa

6.8

Okay

7,275 reviews

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

What airport do you fly into for flights to Trieste from Oregon?
If you book a flight to Trieste from Oregon, you will be flying to Ronchi dei Legionari, which is the city’s only airport. Trieste Ronchi dei Legionari (TRS) is located 18.2 mi from the center of Trieste.
Can I find deals for flights from Oregon to Trieste that include hotel bookings?
Yes. In addition to deals on Oregon to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Oregon to Trieste?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Trieste.
Can I find deals for business class flights from Oregon to Trieste?
Yes. Cheapflights offers flight deals from Oregon 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

Browse thousands of different options on Cheapflights for your next trip

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$464+ Cheap flights from Oregon to Trieste (TRS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Oregon to Trieste with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Oregon to Trieste

Keep the following information in mind while searching for Oregon to Trieste flight deals. Data was last updated julio 31, 2025.

Round-trip from

One-way from

Find flight deals from Oregon to Trieste

Cheapest flights from Oregon to TriesteExplore the most affordable flight options available from Oregon to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

Explore the most affordable flight options available from Oregon to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Oregon to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Oregon with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Trieste

Reviews of airlines servicing Trieste

See what other customers who have flown with Lufthansa from Oregon to Trieste have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What airport do you fly into for flights to Trieste from Oregon?

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

How can I find direct flights from Oregon to Trieste?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oregon to Trieste

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

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Travel Smart

Cheapest flights from Oregon to Trieste
Explore the most affordable flight options available from Oregon to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.