What airlines fly to Washington, D.C.?

British Airways, American Airlines and ITA Airways are the top three most popular airlines that fly to Washington, D.C. from Trieste according to our data. British Airways is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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.

$514 Cheap Flights from Trieste to Washington, D.C. in 2025

1 adult

0 bags

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

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Cheap round-trip flights

These are some of the best round-trip flight deals from Trieste to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Trieste to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Trieste to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Trieste to Washington, D.C.

Find recent round-trip train or bus tickets from Trieste to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.

2:40 pm - 8:20 pmTRS-IAD

11h 40m1 stop

5:20 pm - 2:00 pmIAD-TRS

14h 40m1 stop

$643Lufthansa

Find Deal

Sat, Jan 25 - Wed, Jan 29

6:20 am - 2:40 pmTRS-IAD

14h 20m1 stop

6:25 pm - 2:00 pmIAD-TRS

13h 35m2 stops

$669Lufthansa

Find Deal

Sat, Jan 25 - Wed, Jan 29

6:30 am - 3:00 pmTRS-IAD

14h 30m1 stop

5:15 pm - 2:05 pmIAD-TRS

14h 50m1 stop

$674Lufthansa

Find Deal

Mon, Apr 14 - Tue, Apr 22

6:30 am - 3:15 pmTRS-IAD

14h 45m2 stops

6:10 pm - 2:05 pmIAD-TRS

13h 55m1 stop

$700Lufthansa

Find Deal

Mon, Apr 14 - Tue, Apr 22

6:20 am - 2:35 pmTRS-IAD

14h 15m2 stops

6:25 pm - 2:00 pmIAD-TRS

13h 35m2 stops

$702Lufthansa

Find Deal

Sat, Jan 25 - Wed, Jan 29

6:30 am - 3:15 pmTRS-IAD

14h 45m2 stops

6:30 pm - 2:05 pmIAD-TRS

13h 35m2 stops

$726Lufthansa

Find Deal

Mon, Apr 14 - Tue, Apr 22

2:40 pm - 8:20 pmTRS-IAD

11h 40m1 stop

10:05 pm - 10:45 pmIAD-TRS

18h 40m1 stop

$910Lufthansa

Find Deal

Sun, Jan 26 - Thu, Jan 30

2:40 pm - 8:20 pmTRS-IAD

11h 40m1 stop

10:30 pm - 10:45 pmIAD-TRS

18h 15m2 stops

$937Lufthansa

Find Deal

Sun, Jan 26 - Thu, Jan 30

11:10 am - 12:15 pmTRS-IAD

31h 05m2 stops

2:00 pm - 2:30 pmIAD-TRS

18h 30m2 stops

$1,406

Find Deal

Sun, Jan 26 - Thu, Jan 30

TRS-WAS

4387 mimulti-stop

Multiple Airlines

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Lufthansa flights from Trieste to Washington, D.C.

Our best Lufthansa deals on Trieste to Washington, D.C. flight tickets

Lufthansa

Jan 25

TRS2:40 pmTrieste Ronchi dei Legionari

11h 40m

1 stop

IAD8:20 pmWashington, D.C. Dulles Intl

Jan 29

IAD5:20 pmWashington, D.C. Dulles Intl

14h 40m

1 stop

TRS2:00 pmTrieste Ronchi dei Legionari

$643

Find similar

Lufthansa

Jan 25

TRS6:20 amTrieste Ronchi dei Legionari

14h 20m

1 stop

IAD2:40 pmWashington, D.C. Dulles Intl

Jan 29

IAD6:25 pmWashington, D.C. Dulles Intl

13h 35m

2 stops

TRS2:00 pmTrieste Ronchi dei Legionari

$669

Find similar

Lufthansa

Apr 14

TRS6:30 amTrieste Ronchi dei Legionari

14h 30m

1 stop

IAD3:00 pmWashington, D.C. Dulles Intl

Apr 22

IAD5:15 pmWashington, D.C. Dulles Intl

14h 50m

1 stop

TRS2:05 pmTrieste Ronchi dei Legionari

$674

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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

Prices

Airlines

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the morning is the cheapest time of day to fly from Trieste to Washington, D.C. when you can find flight prices for as low as $637. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $637. Of course, these prices can vary depending on the time of year and what airport you fly to.

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	$643
Fastest flight time	11h 40m
Direct flights	None
Airports in Washington, D.C.	1 airport

The best flight deal from Trieste to Washington, D.C. found on momondo in the last 72 hours is $643

The fastest flight from Trieste to Washington, D.C. takes 11h 40m

There are no direct flights from Trieste to Washington, D.C.. Popular non-direct route for this connection is Trieste Ronchi dei Legionari Airport - Washington, D.C. Dulles Intl Airport.

There is 1 airport near Washington, D.C.: Washington, D.C. Dulles Intl (IAD)

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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 11h 40m 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.

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.