Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Trieste to Washington, D.C. from $485

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Trieste to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
ITA Airways Logo
7:15 pm - 2:30 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
25h 15m1 stop Rome Fiumicino
ITA Airways Logo
4:30 pm - 2:30 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
16h 00m1 stop Rome Fiumicino
$706ITA Airways
Wed, Sep 9 - Sun, Sep 13
ITA Airways Logo
7:15 pm - 2:30 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
25h 15m1 stop Rome Fiumicino
ITA Airways Logo
4:30 pm - 2:30 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
16h 00m1 stop Rome Fiumicino
$707ITA Airways
Wed, Sep 9 - Sun, Sep 13
ITA Airways Logo
7:15 pm - 2:30 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
25h 15m1 stop Rome Fiumicino
ITA Airways Logo
4:30 pm - 10:55 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
24h 25m1 stop Rome Fiumicino
$709ITA Airways
Wed, Sep 9 - Sun, Sep 13
KLM Logo
6:35 am - 6:33 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
17h 58m2 stops Rome Fiumicino New York John F Kennedy Intl
KLM Logo
12:25 pm - 10:55 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
28h 30m2 stops New York John F Kennedy Intl Rome Fiumicino
$715KLM
Fri, Sep 4 - Tue, Sep 8
Lufthansa Logo
6:15 am - 3:15 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
15h 00m1 stop Frankfurt am Main
Lufthansa Logo
10:15 pm - 10:25 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
18h 10m1 stop Frankfurt am Main
$821Lufthansa
Sat, Sep 5 - Wed, Sep 9
Lufthansa Logo
6:10 am - 4:05 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
15h 55m1 stop Frankfurt am Main
Lufthansa Logo
5:55 pm - 1:45 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
13h 50m1 stop Frankfurt am Main
$823Lufthansa
Fri, Sep 4 - Tue, Sep 8
Lufthansa Logo
6:15 am - 1:35 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
13h 20m1 stop Frankfurt am Main
Lufthansa Logo
10:20 pm - 10:25 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
18h 05m2 stops Munich Franz Josef Strauss Frankfurt am Main
$850Lufthansa
Sat, Sep 5 - Wed, Sep 9
Lufthansa Logo
6:15 am - 9:08 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
20h 53m2 stops Frankfurt am Main Boston Logan Intl
Lufthansa Logo
10:15 pm - 10:15 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
42h 00m2 stops Boston Logan Intl Frankfurt am Main
$879Lufthansa
Sat, Sep 5 - Wed, Sep 9
ITA Airways Logo
7:15 pm - 2:40 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
25h 25m1 stop Rome Fiumicino
ITA Airways Logo
4:45 pm - 10:55 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
24h 10m1 stop Rome Fiumicino
$881ITA Airways
Wed, Dec 2 - Tue, Dec 15
Multiple Airlines Logo
6:10 am - 2:55 pmTRS  Trieste Ronchi dei Legionari-IAD Washington, D.C. Dulles Intl
14h 45m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
5:55 pm - 1:45 pmIAD  Washington, D.C. Dulles Intl-TRS Trieste Ronchi dei Legionari
13h 50m1 stop Frankfurt am Main
$916Multiple Airlines
Fri, Sep 4 - Tue, Sep 8

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

ITA Airways flights from Trieste to Washington, D.C.

Our best ITA Airways deals on Trieste to Washington, D.C. flight tickets
ITA Airways
Sep 9
TRS7:15 pmTrieste Ronchi dei Legionari
25h 15m
1 stop
IAD2:30 pmWashington, D.C. Dulles Intl
Sep 13
IAD4:30 pmWashington, D.C. Dulles Intl
16h 00m
1 stop
TRS2:30 pmTrieste Ronchi dei Legionari
$706
ITA Airways
Sep 9
TRS7:15 pmTrieste Ronchi dei Legionari
25h 15m
1 stop
IAD2:30 pmWashington, D.C. Dulles Intl
Sep 13
IAD4:30 pmWashington, D.C. Dulles Intl
16h 00m
1 stop
TRS2:30 pmTrieste Ronchi dei Legionari
$707
ITA Airways
Sep 9
TRS7:15 pmTrieste Ronchi dei Legionari
25h 15m
1 stop
IAD2:30 pmWashington, D.C. Dulles Intl
Sep 13
IAD4:30 pmWashington, D.C. Dulles Intl
24h 25m
1 stop
TRS10:55 pmTrieste Ronchi dei Legionari
$709

TAP AIR PORTUGAL flights from Trieste to Washington, D.C.

Our best TAP AIR PORTUGAL deals on Trieste to Washington, D.C. flight tickets
TAP AIR PORTUGAL
Sep 9
TRS6:35 amTrieste Ronchi dei Legionari
38h 35m
2 stops
IAD3:10 pmWashington, D.C. Dulles Intl
Sep 13
IAD10:35 pmWashington, D.C. Dulles Intl
37h 55m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
$936
TAP AIR PORTUGAL
Sep 9
TRS6:35 amTrieste Ronchi dei Legionari
38h 35m
2 stops
IAD3:10 pmWashington, D.C. Dulles Intl
Sep 13
IAD10:35 pmWashington, D.C. Dulles Intl
37h 55m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
$965
TAP AIR PORTUGAL
Sep 9
TRS6:35 amTrieste Ronchi dei Legionari
38h 35m
2 stops
IAD3:10 pmWashington, D.C. Dulles Intl
Sep 13
IAD10:35 pmWashington, D.C. Dulles Intl
37h 55m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
$966

momondo Fare Finder

 
Use the filters below to find and compare flights from Trieste to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Wed 9/9

7:15 pm-2:30 pm

1 stop25h 15m

Washington, D.C. Dulles Intl

Sun 9/13

4:30 pm-2:30 pm

1 stop16h 00m

$706

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Wed 9/9

7:15 pm-2:30 pm

1 stop25h 15m

Washington, D.C. Dulles Intl

Sun 9/13

4:30 pm-2:30 pm

1 stop16h 00m

$707

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Wed 9/9

7:15 pm-2:30 pm

1 stop25h 15m

Washington, D.C. Dulles Intl

Sun 9/13

4:30 pm-10:55 pm

1 stop24h 25m

$709

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Fri 9/4

6:35 am-6:33 pm

2 stops17h 58m

Washington, D.C. Dulles Intl

Tue 9/8

12:25 pm-10:55 pm

2 stops28h 30m

$715

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Sat 9/5

6:15 am-3:15 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Wed 9/9

10:15 pm-10:25 pm

1 stop18h 10m

$821

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Fri 9/4

6:10 am-4:05 pm

1 stop15h 55m

Washington, D.C. Dulles Intl

Tue 9/8

5:55 pm-1:45 pm

1 stop13h 50m

$823

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Sat 9/5

6:15 am-1:35 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

Wed 9/9

10:20 pm-10:25 pm

2 stops18h 05m

$850

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Sat 9/5

6:15 am-9:08 pm

2 stops20h 53m

Washington, D.C. Dulles Intl

Wed 9/9

10:15 pm-10:15 pm

2 stops42h 00m

$879

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Wed 12/2

7:15 pm-2:40 pm

1 stop25h 25m

Washington, D.C. Dulles Intl

Tue 12/15

4:45 pm-10:55 pm

1 stop24h 10m

$881
Quickest round-trip

TriesteWashington, D.C.

TRS Trieste Ronchi dei Legionari - IAD Washington, D.C. Dulles Intl

TRSIAD

Trieste Ronchi dei Legionari

Fri 9/4

6:10 am-2:55 pm

2 stops14h 45m

Washington, D.C. Dulles Intl

Tue 9/8

5:55 pm-1:45 pm

1 stop13h 50m

$916

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Trieste to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Trieste to Washington, D.C. flights?

You could potentially save up to 5% on your flight if you consider stops on a Trieste to Washington, D.C. flight.

When to book flights from Trieste to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Trieste to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Trieste to Washington, D.C. (TRS to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trieste to Washington, D.C.

Best Price Found

$485

Fastest flight time

25h 15m

Direct flights

None
The best one-way flight to Washington, D.C. from Trieste in the past 72 hours is $485. The best round-trip flight deal from Trieste to Washington, D.C. found on momondo in the last 72 hours is $706.
The fastest flight from Trieste to Washington, D.C. takes 25h 15m
There are no direct flights from Trieste to Washington, D.C.. There are no popular flight routes from Trieste to Washington, D.C..
Search flight deals

Frequently asked questions about flying from Trieste to Washington, D.C.

  • How far is Trieste Ronchi dei Legionari to Washington, D.C. by plane?

    Washington, D.C. is 4405.3 mi away from Trieste Ronchi dei Legionari. Typically, this will take 25h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from Trieste Ronchi dei Legionari Airport to Washington, D.C.?

    Prices for flights from Trieste Ronchi dei Legionari Airport to Washington, D.C. are refreshed on a daily basis.

  • How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Trieste Ronchi dei Legionari Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Springfield
Colonial Beach
Fairfax
Edgewood
Tysons
College Park
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Trieste to Washington, D.C.?

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, D.C. from Trieste.

Can I find flights from Trieste to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Trieste which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Trieste to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Trieste.

I’m not ready to book a flight from Trieste to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Trieste to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 9/19
Sat 9/26
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport