How does KAYAK find such low prices on flights from Pennsylvania 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 Pennsylvania to Trieste.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from Pennsylvania 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 Pennsylvania 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 Pennsylvania with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania 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 Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$467 CHEAP FLIGHTS from Pennsylvania to Trieste

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Cheap Flights from Pennsylvania 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 Pennsylvania to Trieste

Wed, Nov 11 - Wed, Nov 18

10:32 am - 2:30 pmPHL Philadelphia-TRS Trieste Ronchi dei Legionari

21h 58m2 stops Atlanta Hartsfield-Jackson Rome Fiumicino

3:15 pm - 7:19 pmTRS Trieste Ronchi dei Legionari-PHL Philadelphia

34h 04m2 stops Rome Fiumicino Detroit Metropolitan Wayne County

$782KLM

Wed, Nov 11 - Wed, Nov 18

6:45 pm - 2:30 pmPHL Philadelphia-TRS Trieste Ronchi dei Legionari

13h 45m1 stop Rome Fiumicino

7:15 pm - 2:40 pmTRS Trieste Ronchi dei Legionari-PHL Philadelphia

25h 25m1 stop Rome Fiumicino

$1,007Multiple Airlines

Wed, Mar 17 - Fri, Mar 26

3:20 pm - 10:25 amPHL Philadelphia-TRS Trieste Ronchi dei Legionari

14h 05m2 stops Montreal Pierre Elliott Trudeau Intl Rome Fiumicino

6:35 am - 2:42 pmTRS Trieste Ronchi dei Legionari-PHL Philadelphia

37h 07m2 stops Rome Fiumicino Montreal Pierre Elliott Trudeau Intl

$1,020United Airlines

Wed, Nov 11 - Wed, Nov 18

3:20 pm - 6:30 pmPHL Philadelphia-TRS Trieste Ronchi dei Legionari

21h 10m2 stops Montreal Pierre Elliott Trudeau Intl Rome Fiumicino

6:35 am - 10:56 pmTRS Trieste Ronchi dei Legionari-PHL Philadelphia

22h 21m3 stops Rome Fiumicino Frankfurt am Main Toronto Pearson Intl

$1,144Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

9:15 am - 5:50 pmPHL Philadelphia-TRS Trieste Ronchi dei Legionari

26h 35m3 stops Toronto Pearson Intl Vienna Intl Tirana Rinas

7:15 pm - 11:43 pmTRS Trieste Ronchi dei Legionari-PHL Philadelphia

34h 28m3 stops Rome Fiumicino Lisbon Humberto Delgado Miami

$1,186Multiple Airlines

Tue, Dec 8 - Fri, Dec 11

9:45 am - 10:25 amPHL Philadelphia-TRS Trieste Ronchi dei Legionari

18h 40m2 stops Chicago O'Hare Intl Rome Fiumicino

6:35 am - 2:44 pmTRS Trieste Ronchi dei Legionari-PHL Philadelphia

38h 09m2 stops Rome Fiumicino Montreal Pierre Elliott Trudeau Intl

$1,444United Airlines

Tue, Dec 8 - Fri, Dec 11

9:45 am - 10:25 amPHL Philadelphia-TRS Trieste Ronchi dei Legionari

18h 40m2 stops Chicago O'Hare Intl Rome Fiumicino

6:35 am - 2:44 pmTRS Trieste Ronchi dei Legionari-PHL Philadelphia

38h 09m2 stops Rome Fiumicino Montreal Pierre Elliott Trudeau Intl

$1,445United Airlines

Useful Info

Cheapest flight	$467

Flight from Philadelphia to Trieste

How does KAYAK find such low prices on flights from Pennsylvania 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 Pennsylvania to Trieste.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Trieste?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from Pennsylvania 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 Pennsylvania 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 Pennsylvania with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania 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 Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.