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.

$743 Cheap Flights from Trieste to Washington in 2025/26

1 adult

0 bags

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Find the cheapest flights from Trieste to Washington

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 1:10 pmTRS-SEA

14h 55m1 stop

2:10 pm - 1:55 pmSEA-TRS

14h 45m1 stop

$824Lufthansa

Find Deal

Thu, Mar 26 - Mon, Mar 30

6:15 am - 6:58 pmTRS-SEA

20h 43m2 stops

8:00 am - 1:55 pmSEA-TRS

20h 55m2 stops

$829Lufthansa

Find Deal

Thu, Mar 26 - Mon, Mar 30

6:35 am - 5:05 pmTRS-SEA

43h 30m2 stops

7:00 pm - 6:30 pmSEA-TRS

38h 30m2 stops

$1,229Turkish Airlines

Find Deal

Mon, Dec 15 - Mon, Dec 22

8:00 am - 5:00 pmTRS-SEA

18h 00m2 stops

6:16 pm - 2:30 pmSEA-TRS

35h 14m3 stops

$1,679Multiple Airlines

Find Deal

Mon, Dec 15 - Mon, Dec 22

7:15 pm - 8:35 pmTRS-SEA

34h 20m3 stops

6:16 pm - 2:30 pmSEA-TRS

35h 14m3 stops

$1,717Multiple Airlines

Find Deal

Mon, Dec 15 - Mon, Dec 22

6:35 am - 10:16 pmTRS-SEA

24h 41m2 stops

2:00 pm - 2:00 pmSEA-TRS

15h 00m1 stop

$1,780Multiple Airlines

Find Deal

Mon, Dec 15 - Mon, Dec 22

Lufthansa flights from Trieste to State of Washington

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

Lufthansa

Mar 26

TRS6:15 amTrieste Ronchi dei Legionari

14h 55m

1 stop

SEA1:10 pmSeattle/Tacoma Intl

Mar 30

SEA2:10 pmSeattle/Tacoma Intl

14h 45m

1 stop

TRS1:55 pmTrieste Ronchi dei Legionari

$824

Find similar

Lufthansa

Mar 26

TRS6:15 amTrieste Ronchi dei Legionari

20h 43m

2 stops

SEA6:58 pmSeattle/Tacoma Intl

Mar 30

SEA8:00 amSeattle/Tacoma Intl

20h 55m

2 stops

TRS1:55 pmTrieste Ronchi dei Legionari

$829

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Thu 3/26

6:15 am-1:10 pm

1 stop14h 55m

Seattle/Tacoma Intl

Mon 3/30

2:10 pm-1:55 pm

1 stop14h 45m

$824

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Thu 3/26

6:15 am-6:58 pm

2 stops20h 43m

Seattle/Tacoma Intl

Mon 3/30

8:00 am-1:55 pm

2 stops20h 55m

$829

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Mon 12/15

6:35 am-5:05 pm

2 stops43h 30m

Seattle/Tacoma Intl

Mon 12/22

7:00 pm-6:30 pm

2 stops38h 30m

$1,229

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Mon 12/15

8:00 am-5:00 pm

2 stops18h 00m

Seattle/Tacoma Intl

Mon 12/22

6:16 pm-2:30 pm

3 stops35h 14m

$1,679

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Mon 12/15

7:15 pm-8:35 pm

3 stops34h 20m

Seattle/Tacoma Intl

Mon 12/22

6:16 pm-2:30 pm

3 stops35h 14m

$1,717

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Mon 12/15

6:35 am-10:16 pm

2 stops24h 41m

Seattle/Tacoma Intl

Mon 12/22

2:00 pm-2:00 pm

1 stop15h 00m

$1,780

TriesteSeattle

TRS - SEA

TRSSEA

Trieste Ronchi dei Legionari

Thu 4/30

6:35 am-5:15 pm

2 stops43h 40m

$743

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

Direct flights	None

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.