Which airports can I use when flying from Portland to Trieste?

Flights from Portland to Trieste usually depart from Portland (PDX) and arrive at Trieste Ronchi dei Legionari (TRS).

What cabin classes can I book on flights from Portland to Trieste?

Only Economy Class is available on flights from Portland to Trieste.

Can I save money by using flexible dates for flights from Portland to Trieste?

Yes. Flexible dates can save you up to 84% on flights from Portland to Trieste. Tuesday is the cheapest departure day at $789 round-trip on average, while Friday is the most expensive at $4,703, a difference of $3,914. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Portland to Trieste?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

What is the time difference between Portland and Trieste?

Trieste is 8 hours ahead of Portland (Central European Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Trieste Ronchi dei Legionari Airport (TRS)?

Trieste Ronchi dei Legionari Airport (TRS) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include: • DRIVALIA • NOLEGGIARE • SICILY BY CAR • Europcar • Budget

How much is a round-trip flight from Portland to Trieste?

Round-trip flights from Portland to Trieste typically range from $789 to $4,703. The lowest price found in the past 5 days was $937, on KLM.

Which airline is the cheapest to fly from Portland to Trieste?

KLM ($937) and United Airlines ($1,074) are the cheapest airlines to fly round-trip from Portland to Trieste according to KAYAK data over the last 5 days.

$937 CHEAP FLIGHTS from Portland to Trieste (PDX - TRS)

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Cheapest round-trip

$937

Typical prices: $789-$4,703

KLM

Mon 12/10Mon 12/17

PDX - TRS • 2 stops

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Flight Deals

Cheap Flights from Portland to Trieste (PDX-TRS)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Portland to Trieste

Thu, Dec 10 - Thu, Dec 17

6:50 am - 2:30 pmPDX Portland-TRS Trieste Ronchi dei Legionari

22h 40m2 stops Atlanta Hartsfield-Jackson Rome Fiumicino

6:35 am - 10:07 pmTRS Trieste Ronchi dei Legionari-PDX Portland

24h 32m2 stops Rome Fiumicino Detroit Metropolitan Wayne County

$937KLM

Mon, Mar 1 - Thu, Mar 4

11:30 pm - 10:25 amPDX Portland-TRS Trieste Ronchi dei Legionari

25h 55m2 stops Newark Rome Fiumicino

6:35 am - 10:21 pmTRS Trieste Ronchi dei Legionari-PDX Portland

24h 46m2 stops Rome Fiumicino Newark

$1,074United Airlines

Thu, Dec 10 - Thu, Dec 17

2:45 pm - 10:25 amPDX Portland-TRS Trieste Ronchi dei Legionari

34h 40m3 stops Reykjavik Keflavik Intl Frankfurt am Main Rome Fiumicino

7:15 pm - 5:00 pmTRS Trieste Ronchi dei Legionari-PDX Portland

30h 45m3 stops Rome Fiumicino Frankfurt am Main Reykjavik Keflavik Intl

$1,455Multiple Airlines

Thu, Dec 10 - Thu, Dec 17

10:00 am - 6:30 pmPDX Portland-TRS Trieste Ronchi dei Legionari

23h 30m3 stops Vancouver Intl Frankfurt am Main Rome Fiumicino

6:35 am - 6:53 pmTRS Trieste Ronchi dei Legionari-PDX Portland

21h 18m2 stops Rome Fiumicino Chicago O'Hare Intl

$1,545Multiple Airlines

Sat, Dec 19 - Thu, Dec 31

11:34 pm - 10:25 amPDX Portland-TRS Trieste Ronchi dei Legionari

25h 51m2 stops Newark Rome Fiumicino

6:35 am - 10:22 pmTRS Trieste Ronchi dei Legionari-PDX Portland

24h 47m2 stops Rome Fiumicino Newark

$2,011United Airlines

Sun, Dec 20 - Thu, Dec 31

11:24 pm - 10:25 amPDX Portland-TRS Trieste Ronchi dei Legionari

26h 01m2 stops Newark Rome Fiumicino

6:35 am - 8:37 pmTRS Trieste Ronchi dei Legionari-PDX Portland

23h 02m2 stops Rome Fiumicino Washington, D.C. Dulles Intl

$2,186United Airlines

Thu, Dec 17 - Thu, Dec 31

7:02 am - 10:25 amPDX Portland-TRS Trieste Ronchi dei Legionari

18h 23m2 stops Chicago O'Hare Intl Rome Fiumicino

6:35 am - 8:37 pmTRS Trieste Ronchi dei Legionari-PDX Portland

23h 02m2 stops Rome Fiumicino Washington, D.C. Dulles Intl

$2,256United Airlines

Sat, Dec 19 - Mon, Jan 4

11:34 pm - 10:25 amPDX Portland-TRS Trieste Ronchi dei Legionari

25h 51m2 stops Newark Rome Fiumicino

6:35 am - 10:22 pmTRS Trieste Ronchi dei Legionari-PDX Portland

24h 47m2 stops Rome Fiumicino Newark

$2,463United Airlines

Thu, Dec 17 - Mon, Jan 4

7:02 am - 2:30 pmPDX Portland-TRS Trieste Ronchi dei Legionari

22h 28m2 stops Chicago O'Hare Intl Rome Fiumicino

11:15 am - 6:59 pmTRS Trieste Ronchi dei Legionari-PDX Portland

40h 44m2 stops Rome Fiumicino Chicago O'Hare Intl

$2,494Lufthansa

Sat, Dec 19 - Sat, Jan 2

11:34 pm - 10:25 amPDX Portland-TRS Trieste Ronchi dei Legionari

25h 51m2 stops Newark Rome Fiumicino

6:35 am - 7:00 pmTRS Trieste Ronchi dei Legionari-PDX Portland

21h 25m2 stops Rome Fiumicino Chicago O'Hare Intl

$3,291United Airlines

Booking Insights

Price, demand and travel trends for Portland to Trieste flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

How much is a round-trip flight from Portland to Trieste? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Portland to Trieste departing in december.

Find deals

Cheapest flight	$937

Round-trip flight from Portland to Trieste

When to book flights from Portland to Trieste

Are your dates flexible? Find out the best times to travel from Portland to Trieste based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Portland to Trieste?
Only Economy Class is available on flights from Portland to Trieste.
Do I need a passport to fly from Portland to Trieste?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
What car rental options are available at Trieste Ronchi dei Legionari Airport (TRS)?
Trieste Ronchi dei Legionari Airport (TRS) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include:

• DRIVALIA
• NOLEGGIARE
• SICILY BY CAR
• Europcar
• Budget
Which airports can I use when flying from Portland to Trieste?
Flights from Portland to Trieste usually depart from Portland (PDX) and arrive at Trieste Ronchi dei Legionari (TRS).
Can I save money by using flexible dates for flights from Portland to Trieste?
Yes. Flexible dates can save you up to 84% on flights from Portland to Trieste. Tuesday is the cheapest departure day at $789 round-trip on average, while Friday is the most expensive at $4,703, a difference of $3,914.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Portland and Trieste?
Trieste is 8 hours ahead of Portland (Central European Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average $789, about $3,914 less than Friday fares (83% savings) based on the last 12 months.

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PDX - TRS

$937 Find Cheap Flights from Portland to Trieste - Compare and Save

Everything you should know

Cheap Flights from Portland to Trieste (PDX-TRS)

Recent round-trip flight deals from Portland to Trieste

Recent one-way flight deals from Portland to Trieste

Price, demand and travel trends for Portland to Trieste flights

How much is a round-trip flight from Portland to Trieste?

Which airline is the cheapest to fly from Portland to Trieste?

Key details for Portland to Trieste flights

Cheapest flight

When to book flights from Portland to Trieste

Your Portland to Trieste flight questions, answered

Your guide to booking Portland to Trieste flights

More options for your flight from Portland to Trieste

Complete your trip to Trieste with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Portland to Trieste

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