How do I get Price Alerts for flights from Trieste to State of Washington?

Confirm your travel details to search for the latest offers for flights from Trieste to State of Washington . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Trieste to State of Washington with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

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

How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to Washington?

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 Trieste Ronchi dei Legionari Airport to Washington.

What documentation or ID do you need to fly to Washington?

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

$592 Cheap Flights from Trieste to Washington in 2026

1 adult

0 bags

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Find the cheapest flights from Trieste to Washington

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 1:10 pm

TRS

SEA

14h 55m

1 stop

2:10 pm - 10:15 pm

SEA

TRS

23h 05m

1 stop

$592Lufthansa

Tue, Mar 24 - Tue, Mar 31

6:15 am - 1:10 pm

TRS

SEA

14h 55m

1 stop

8:00 am - 1:45 pm

SEA

TRS

20h 45m

2 stops

$597Lufthansa

Tue, Mar 24 - Tue, Mar 31

2:40 pm - 10:16 pm

TRS

SEA

39h 36m

2 stops

5:40 am - 1:45 pm

SEA

TRS

23h 05m

2 stops

$926Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

6:35 am - 10:10 pm

TRS

SEA

23h 35m

2 stops

8:25 am - 2:30 pm

SEA

TRS

21h 05m

2 stops

$984Multiple Airlines

Thu, Mar 26 - Wed, Apr 1

6:35 am - 10:10 pm

TRS

SEA

23h 35m

2 stops

8:25 am - 2:30 pm

SEA

TRS

21h 05m

2 stops

$1,039Multiple Airlines

Thu, Mar 26 - Wed, Apr 1

2:40 pm - 6:00 pm

TRS

SEA

35h 20m

3 stops

3:40 pm - 10:55 pm

SEA

TRS

22h 15m

3 stops

$1,054Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

6:25 am - 8:56 pm

TRS

SEA

23h 31m

2 stops

3:10 pm - 10:40 pm

SEA

TRS

22h 30m

2 stops

$1,149Lufthansa

Sat, Feb 21 - Wed, Feb 25

7:15 pm - 6:05 pm

TRS

SEA

30h 50m

3 stops

3:40 pm - 8:00 pm

SEA

TRS

19h 20m

2 stops

$1,163Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

6:25 am - 12:10 pm

TRS

SEA

14h 45m

1 stop

3:10 pm - 10:40 pm

SEA

TRS

22h 30m

2 stops

$1,355Lufthansa

Sat, Feb 21 - Wed, Feb 25

6:25 am - 7:16 pm

TRS

SEA

21h 51m

3 stops

3:40 pm - 10:40 pm

SEA

TRS

22h 00m

3 stops

$1,503Multiple Airlines

Sat, Feb 21 - Wed, Feb 25

Lufthansa flights from Trieste to State of Washington

Our best Lufthansa deals on Trieste to State of Washington flight tickets

Lufthansa

Mar 24

TRS6:15 amTrieste Ronchi dei Legionari

14h 55m

1 stop

SEA1:10 pmSeattle/Tacoma Intl

Mar 31

SEA2:10 pmSeattle/Tacoma Intl

23h 05m

1 stop

TRS10:15 pmTrieste Ronchi dei Legionari

$592

Lufthansa

Mar 24

TRS6:15 amTrieste Ronchi dei Legionari

14h 55m

1 stop

SEA1:10 pmSeattle/Tacoma Intl

Mar 31

SEA8:00 amSeattle/Tacoma Intl

20h 45m

2 stops

TRS1:45 pmTrieste Ronchi dei Legionari

$597

Fly from

Fly to

Route

Depart

Return

Price

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Tue 3/24

6:15 am-1:10 pm

1 stop14h 55m

Seattle/Tacoma Intl

Tue 3/31

2:10 pm-10:15 pm

1 stop23h 05m

$592

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Tue 3/24

6:15 am-1:10 pm

1 stop14h 55m

Seattle/Tacoma Intl

Tue 3/31

8:00 am-1:45 pm

2 stops20h 45m

$597

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Tue 3/24

2:40 pm-10:16 pm

2 stops39h 36m

Seattle/Tacoma Intl

Tue 3/31

5:40 am-1:45 pm

2 stops23h 05m

$926

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Thu 3/26

6:35 am-10:10 pm

2 stops23h 35m

Seattle/Tacoma Intl

Wed 4/1

8:25 am-2:30 pm

2 stops21h 05m

$984

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Thu 3/26

6:35 am-10:10 pm

2 stops23h 35m

Seattle/Tacoma Intl

Wed 4/1

8:25 am-2:30 pm

2 stops21h 05m

$1,039

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Tue 3/24

2:40 pm-6:00 pm

3 stops35h 20m

Seattle/Tacoma Intl

Tue 3/31

3:40 pm-10:55 pm

3 stops22h 15m

$1,054

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Sat 2/21

6:25 am-8:56 pm

2 stops23h 31m

Seattle/Tacoma Intl

Wed 2/25

3:10 pm-10:40 pm

2 stops22h 30m

$1,149

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Tue 3/24

7:15 pm-6:05 pm

3 stops30h 50m

Seattle/Tacoma Intl

Tue 3/31

3:40 pm-8:00 pm

2 stops19h 20m

$1,163

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Sat 2/21

6:25 am-12:10 pm

1 stop14h 45m

Seattle/Tacoma Intl

Wed 2/25

3:10 pm-10:40 pm

2 stops22h 30m

$1,355

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Sat 2/21

6:25 am-7:16 pm

3 stops21h 51m

Seattle/Tacoma Intl

Wed 2/25

3:40 pm-10:40 pm

3 stops22h 00m

$1,503

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Trieste to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trieste to State of Washington

Fastest flight time	14h 55m
Direct flights	None

The fastest flight from Trieste to State of Washington takes 14h 55m

There are no direct flights from Trieste to State of Washington. There are no popular flight routes from Trieste to State of Washington.

Search flight deals

When did momondo last update prices for flights from Trieste Ronchi dei Legionari Airport to Washington?
Prices for flights from Trieste Ronchi dei Legionari Airport to Washington refresh daily.
How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to Washington?
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 Trieste Ronchi dei Legionari Airport to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington 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 Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

How do I get Price Alerts for flights from Trieste to State of Washington?
Confirm your travel details to search for the latest offers for flights from Trieste to State of Washington. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Trieste to State of Washington with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington from Trieste.

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

Yes. momondo allows you to filter the results for Trieste to Washington flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Trieste to Washington.

I’m not ready to book a flight from Trieste to Washington right now. Can momondo alert me if prices change?

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