How does KAYAK find such low prices on flights from Washington to Trieste?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Trieste.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Trieste?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Trieste?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Trieste with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Trieste?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Trieste from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$379 CHEAP FLIGHTS from Washington to Trieste

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Flight Deals

Cheap Flights from Washington to Trieste

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

Round-trip

One-way

Recent round-trip flight deals from Washington to Trieste

Tue, Dec 1 - Wed, Dec 9

6:00 am - 2:30 pmSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

23h 30m2 stops Atlanta Hartsfield-Jackson Rome Fiumicino

6:35 am - 10:04 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

24h 29m2 stops Rome Fiumicino Detroit Metropolitan Wayne County

$872KLM

Thu, Dec 10 - Thu, Dec 17

8:25 am - 2:30 pmSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

21h 05m2 stops Minneapolis St Paul Rome Fiumicino

6:35 am - 10:04 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

24h 29m2 stops Rome Fiumicino Detroit Metropolitan Wayne County

$1,051KLM

Tue, Dec 1 - Wed, Dec 9

2:35 pm - 10:55 pmSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

23h 20m3 stops Reykjavik Keflavik Intl London Heathrow Rome Fiumicino

3:15 pm - 5:00 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

34h 45m3 stops Rome Fiumicino London Heathrow Reykjavik Keflavik Intl

$1,072Multiple Airlines

Thu, Dec 10 - Thu, Dec 17

7:45 am - 8:05 pmSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

27h 20m3 stops Toronto Pearson Intl Frankfurt am Main Milan Linate

5:00 pm - 1:00 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

29h 00m2 stops Milan Linate Munich Franz Josef Strauss

$1,206Multiple Airlines

Tue, Dec 1 - Wed, Dec 9

7:00 am - 2:30 pmSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

22h 30m2 stops Newark Rome Fiumicino

6:35 am - 9:58 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

48h 23m3 stops Rome Fiumicino Washington, D.C. Dulles Intl Los Angeles

$1,299Multiple Airlines

Thu, Dec 10 - Thu, Dec 17

7:45 am - 8:05 pmSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

27h 20m3 stops Toronto Pearson Intl Frankfurt am Main Milan Linate

7:40 am - 8:59 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

22h 19m3 stops Milan Linate Frankfurt am Main Toronto Pearson Intl

$1,342Multiple Airlines

Sun, Dec 6 - Thu, Dec 10

7:00 am - 10:25 amSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

18h 25m2 stops Chicago O'Hare Intl Rome Fiumicino

6:35 am - 1:22 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

39h 47m3 stops Rome Fiumicino Toronto Pearson Intl Houston George Bush Intcntl

$1,503United Airlines

Sun, Dec 6 - Thu, Dec 10

7:00 am - 10:25 amSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

18h 25m2 stops Chicago O'Hare Intl Rome Fiumicino

6:35 am - 8:59 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

23h 24m2 stops Rome Fiumicino Toronto Pearson Intl

$1,504United Airlines

Sun, Dec 6 - Thu, Dec 10

7:00 am - 10:25 amSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

18h 25m2 stops Chicago O'Hare Intl Rome Fiumicino

6:35 am - 1:22 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

39h 47m3 stops Rome Fiumicino Toronto Pearson Intl Houston George Bush Intcntl

$1,612United Airlines

Sun, Dec 20 - Thu, Dec 31

11:15 pm - 10:25 amSEA Seattle/Tacoma Intl-TRS Trieste Ronchi dei Legionari

26h 10m2 stops Newark Rome Fiumicino

6:35 am - 8:59 pmTRS Trieste Ronchi dei Legionari-SEA Seattle/Tacoma Intl

23h 24m2 stops Rome Fiumicino Toronto Pearson Intl

$1,987United Airlines

Useful Info

Cheapest flight	$379

Flight from Seattle to Trieste

How does KAYAK find such low prices on flights from Washington to Trieste?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Trieste.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Trieste?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Trieste?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Trieste with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Trieste?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Trieste from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.