$490+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from District of Columbia to Trieste with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 June 12, 2025.
Round-trip from | $660 (Lufthansa) |
|---|---|
One-way from | $490 (Delta) |
Find flight deals from District of Columbia to Trieste
Cheapest flights from District of Columbia to TriesteExplore 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 June 12, 2025.
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 June 12, 2025.
This Lufthansa deal was found by Cheapflights users on 6/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This oojo deal was found by Cheapflights users on 6/10. 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.
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Turkish Airlines deal was found by Cheapflights users on 6/12. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Gurufare deal was found by Cheapflights users on 6/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/10. 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.
This Austrian Airlines deal was found by Cheapflights users on 6/12. 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.
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 June 12, 2025.
Use the filters below to find and compare flights from District of Columbia to Trieste that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Trieste
IAD - TRS
IADTRS
Washington, D.C. Dulles Intl
Mon 9/15
3:25 pm-2:05 pm
1 stop16h 40m
Trieste Ronchi dei Legionari
Wed 10/15
6:30 am-3:50 pm
1 stop15h 20m
Washington, D.C.Trieste
IAD - TRS
IADTRS
Washington, D.C. Dulles Intl
Mon 10/6
4:30 pm-10:55 pm
1 stop24h 25m
Trieste Ronchi dei Legionari
Sun 10/12
3:15 pm-2:40 pm
1 stop29h 25m
Washington, D.C.Trieste
IAD - TRS
IADTRS
Washington, D.C. Dulles Intl
Mon 10/6
10:05 pm-10:55 pm
2 stops18h 50m
Trieste Ronchi dei Legionari
Sun 10/12
7:25 pm-7:59 pm
2 stops30h 34m
Washington, D.C.Trieste
IAD - TRS
IADTRS
Washington, D.C. Dulles Intl
Mon 9/15
1:30 pm-6:35 pm
2 stops23h 05m
Trieste Ronchi dei Legionari
Wed 10/15
11:15 am-11:45 am
2 stops30h 30m
Washington, D.C.Trieste
DCA - TRS
DCATRS
Washington, D.C. Reagan-National
Sat 7/12
11:00 am-10:55 pm
2 stops29h 55m
Trieste Ronchi dei Legionari
Fri 7/25
11:15 am-6:14 pm
2 stops36h 59m
Washington, D.C.Trieste
DCA - TRS
DCATRS
Washington, D.C. Reagan-National
Sat 7/26
12:55 pm-10:55 pm
3 stops28h 00m
Trieste Ronchi dei Legionari
Sat 8/2
6:35 am-10:27 pm
2 stops21h 52m
Washington, D.C.Trieste
DCA - TRS
DCATRS
Washington, D.C. Reagan-National
Mon 10/6
8:20 am-10:25 am
2 stops20h 05m
Trieste Ronchi dei Legionari
Sun 10/12
6:35 am-10:19 pm
2 stops21h 44m
Washington, D.C.Trieste
IAD - TRS
IADTRS
Washington, D.C. Dulles Intl
Mon 9/15
5:25 pm-10:55 pm
2 stops23h 30m
Trieste Ronchi dei Legionari
Wed 10/15
7:25 pm-2:35 pm
2 stops25h 10m
Washington, D.C.Trieste
IAD - TRS
IADTRS
Washington, D.C. Dulles Intl
Mon 10/13
12:30 pm-2:30 pm
2 stops20h 00m
Washington, D.C.Trieste
DCA - TRS
DCATRS
Washington, D.C. Reagan-National
Tue 7/1
11:00 am-10:55 pm
2 stops29h 55m
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.
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 June 12, 2025.
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Kim,May 2025
PIH - SLC
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.
Traveling to a place near District of Columbia?
Book flights to District of Columbia if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for District of Columbia to Trieste
See prices for flight routes from nearby airports that may be better suited for you.
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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$664 | Average$876 | FlexibilityNo cancel fee | On-time81% |