Trieste

$379+ Cheap flights from District of Columbia to Trieste (TRS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — TRS
may. 5 — may. 121
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Cheap flight deals from District of Columbia to Trieste

Keep the following information in mind while searching for District of Columbia to Trieste flight deals. Data was last updated abril 30, 2025.

Round-trip from

$1,054
(oojo)

One-way from

$379
(Kiwi.com)
From District of Columbia to Trieste Ronchi dei Legionari
One-way flight from District of Columbia to Trieste Ronchi dei Legionari

Find flight deals from District of Columbia to Trieste

Cheapest flights from District of Columbia to Trieste
Explore the most affordable flight options available from District of Columbia to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

This oojo deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/64:30 pmIAD - TRS
1 stop16h 00mITA Airways
dom. 6/1511:15 amTRS - IAD
1 stop33h 25mITA Airways
Deal found 4/29$1,054
This FlightHub deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/61:30 pmIAD - TRS
2 stops23h 00mMultiple Airlines
dom. 6/1511:15 amTRS - IAD
2 stops30h 30mMultiple Airlines
Deal found 4/29$1,324
This KAYAK deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/206:10 pmIAD - TRS
1 stop13h 55mLufthansa
mar. 6/106:30 amTRS - IAD
1 stop13h 00mLufthansa
Deal found 4/28$1,527
This FlightHub deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/66:05 amDCA - TRS
2 stops22h 20mITA Airways
dom. 6/157:15 pmTRS - DCA
2 stops34h 18mITA Airways
Deal found 4/28$1,579
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/1411:00 amDCA - TRS
2 stops21h 30mDelta
jue. 6/2611:15 amTRS - DCA
2 stops18h 07mDelta
Deal found 4/29$1,599
This Austrian Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/205:25 pmIAD - TRS
2 stops23h 30mAustrian Airlines
mar. 6/107:15 pmTRS - IAD
2 stops25h 20mAustrian Airlines
Deal found 4/28$1,748
This Condor deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/1310:10 amDCA - TRS
2 stops30h 25mMultiple Airlines
vie. 5/236:30 amTRS - DCA
2 stops17h 30mMultiple Airlines
Deal found 4/28$3,900

Cheapflights Fare Finder

Customize your flight search to find flights from District of Columbia to Trieste that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 30, 2025.
Use the filters below to find and compare flights from District of Columbia to Trieste that are best for you.

Fly from

District of Columbia

Fly to

Trieste

Route

Depart

Return

Price

Washington, D.C.Trieste

IAD - TRS

IADTRS

Washington, D.C. Dulles Intl

vie. 6/6

4:30 pm-2:30 pm

1 stop16h 00m

Trieste Ronchi dei Legionari

dom. 6/15

11:15 am-2:40 pm

1 stop33h 25m

$1,054

Washington, D.C.Trieste

IAD - TRS

IADTRS

Washington, D.C. Dulles Intl

vie. 6/6

1:30 pm-6:30 pm

2 stops23h 00m

Trieste Ronchi dei Legionari

dom. 6/15

11:15 am-11:45 am

2 stops30h 30m

$1,324

Washington, D.C.Trieste

IAD - TRS

IADTRS

Washington, D.C. Dulles Intl

mar. 5/20

6:10 pm-2:05 pm

1 stop13h 55m

Trieste Ronchi dei Legionari

mar. 6/10

6:30 am-1:30 pm

1 stop13h 00m

$1,527

Washington, D.C.Trieste

DCA - TRS

DCATRS

Washington, D.C. Reagan-National

vie. 6/6

6:05 am-10:25 am

2 stops22h 20m

Trieste Ronchi dei Legionari

dom. 6/15

7:15 pm-11:33 pm

2 stops34h 18m

$1,579

Washington, D.C.Trieste

DCA - TRS

DCATRS

Washington, D.C. Reagan-National

sáb. 6/14

11:00 am-2:30 pm

2 stops21h 30m

Trieste Ronchi dei Legionari

jue. 6/26

11:15 am-11:22 pm

2 stops18h 07m

$1,599

Washington, D.C.Trieste

IAD - TRS

IADTRS

Washington, D.C. Dulles Intl

mar. 5/20

5:25 pm-10:55 pm

2 stops23h 30m

Trieste Ronchi dei Legionari

mar. 6/10

7:15 pm-2:35 pm

2 stops25h 20m

$1,748

Washington, D.C.Trieste

DCA - TRS

DCATRS

Washington, D.C. Reagan-National

mar. 5/13

10:10 am-10:35 pm

2 stops30h 25m

Trieste Ronchi dei Legionari

vie. 5/23

6:30 am-6:00 pm

2 stops17h 30m

$3,900

Washington, D.C.Trieste

IAD - TRS

IADTRS

Washington, D.C. Dulles Intl

lun. 6/16

11:35 am-3:25 pm

3 stops45h 50m

$379

Washington, D.C.Trieste

IAD - TRS

IADTRS

Washington, D.C. Dulles Intl

lun. 10/13

4:30 pm-10:25 am

1 stop11h 55m

$503

Washington, D.C.Trieste

DCA - TRS

DCATRS

Washington, D.C. Reagan-National

lun. 6/9

8:20 am-10:25 am

2 stops20h 05m

$949

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 15 results
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Best time to book a flight from District of Columbia to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Trieste

Rainfall in Trieste by month

Plan your trip to Trieste by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Trieste ranges from 2.4 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit Trieste when rainfall is around 2.4 in.

Temperature in Trieste by month

Plan your trip to Trieste by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Trieste, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Trieste

Get insights into the airlines that provide service to Trieste. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trieste. Reviews last updated abril 30, 2025.
8.0
Very good

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good
8.0
Very good

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Trieste from District of Columbia?

    For a flight from District of Columbia to Trieste, you will be flying into Ronchi dei Legionari. Trieste Ronchi dei Legionari (TRS) is just 18.2 mi from the center of the city.

  • What are the cheapest airlines to fly from District of Columbia to Trieste one-way?

    The cheapest airlines for a one-way flight from District of Columbia to Trieste are ITA Airways ($863), Delta ($949), and Lufthansa ($949).

  • Can I find deals for flights from District of Columbia to Trieste that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Trieste?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Trieste.

  • Can I find deals for business class flights from District of Columbia to Trieste?

    Yes. Cheapflights offers flight deals from District of Columbia to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Alternative routes for District of Columbia to Trieste

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Top airline flying from District of Columbia to Trieste

Discover the top airline that operate flights from District of Columbia to Trieste. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest$664Average$758FlexibilityNo cancel feeOn-time81%

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