POS - IAD

$243 Find Cheap Flights from Port of Spain to Washington Dulles Airport - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Port of Spain to Dulles Intl departing on 9/14. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$489
Typical prices: $444-$563
Multiple Airlines
Mon 9/28Wed 9/30
POS - IAD • 1 stop
Cheapest one-way
$243
Multiple Airlines
Mon 9/14
POS - IAD • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Port of Spain and Dulles Intl. You'll need at least 1 connection.
Insights
Insights
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Insights
Top layover airports
Toronto (YYZ)
Cheapest • Avg $636 (round-trip)
Panama City (PTY)
Shortest trip • 10h 55m (one-way)
Insights
Insights
Insights
Insights
When to travel
June
Cheapest • 100% price drop
December
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Dulles Intl!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Port of Spain to Dulles Intl (POS-IAD)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Port of Spain to Dulles Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Port of Spain to Dulles Intl

Mon, Sep 28 - Wed, Sep 30
Multiple Airlines Logo
10:10 am - 8:09 pm
POS
-
IAD
9h 59m
1 stop
Multiple Airlines Logo
6:13 pm - 8:00 pm
IAD
-
POS
25h 47m
1 stop
$489Multiple Airlines
Mon, Sep 28 - Wed, Sep 30
Multiple Airlines Logo
10:10 am - 12:10 am
POS
-
IAD
14h 00m
2 stops
Multiple Airlines Logo
6:13 pm - 8:00 pm
IAD
-
POS
25h 47m
1 stop
$504Multiple Airlines
Mon, Sep 28 - Sun, Oct 18
Multiple Airlines Logo
10:10 am - 8:09 pm
POS
-
IAD
9h 59m
1 stop
Multiple Airlines Logo
7:00 am - 6:55 pm
IAD
-
POS
11h 55m
2 stops
$507Multiple Airlines
Mon, Sep 28 - Sun, Oct 18
Multiple Airlines Logo
10:10 am - 8:09 pm
POS
-
IAD
9h 59m
1 stop
Multiple Airlines Logo
6:46 pm - 8:00 pm
IAD
-
POS
25h 14m
1 stop
$514Multiple Airlines
Sat, Sep 19 - Tue, Sep 29
Copa Airlines Logo
2:23 pm - 3:04 pm
POS
-
IAD
24h 41m
1 stop
Copa Airlines Logo
4:34 pm - 1:17 pm
IAD
-
POS
20h 43m
1 stop
$624Copa Airlines
Sat, Sep 19 - Tue, Sep 29
Copa Airlines Logo
2:23 pm - 4:20 am
POS
-
IAD
13h 57m
1 stop
Copa Airlines Logo
9:35 am - 1:17 pm
IAD
-
POS
27h 42m
1 stop
$624Copa Airlines
Wed, Sep 16 - Tue, Sep 29
United Airlines Logo
12:30 am - 8:56 pm
POS
-
IAD
20h 26m
1 stop
United Airlines Logo
6:15 am - 11:23 pm
IAD
-
POS
17h 08m
1 stop
$636United Airlines
Thu, Dec 24 - Tue, Jan 5
United Airlines Logo
1:25 am - 11:26 am
POS
-
IAD
11h 01m
1 stop
United Airlines Logo
6:30 am - 12:23 am
IAD
-
POS
16h 53m
1 stop
$636United Airlines
Wed, Sep 16 - Wed, Sep 30
United Airlines Logo
12:30 am - 6:59 pm
POS
-
IAD
18h 29m
1 stop
United Airlines Logo
8:30 am - 11:23 pm
IAD
-
POS
14h 53m
1 stop
$636United Airlines
Mon, Dec 28 - Thu, Dec 31
Copa Airlines Logo
2:22 pm - 3:19 am
POS
-
IAD
13h 57m
1 stop
Copa Airlines Logo
1:13 am - 1:55 am
IAD
-
POS
23h 42m
1 stop
$637Copa Airlines
Booking Insights

KAYAK's insights & trends for Port of Spain to Dulles Intl flights

Get data-powered insights and trends into flights from Port of Spain to Dulles Intl to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Port of Spain to Washington, D.C. Dulles Intl Airport?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Port of Spain to Washington, D.C. Dulles Intl Airport departing in September.

Flight prices are below average for this route right now.

Flights to Washington, D.C. Dulles Intl Airport from Port of Spain usually cost between $658 and $705 in September.
The lowest price found in the past 5 days was $489 on Multiple Airlines (Sep 28-Sep 30).

What is the cheapest month to fly from Port of Spain to Washington, D.C. Dulles Intl Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Port of Spain to Washington, D.C. Dulles Intl Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Port of Spain to Washington, D.C. Dulles Intl Airport is June, where tickets cost $0 (return) on average. On the other hand, the most expensive months are January and July, where the average cost of round-trip tickets is $976 and $815 respectively.

Find deals

Good to know

Low season

March

Cheapest flight

$243
Best time to beat the crowds with an average 56% drop in price.
Most popular time to fly with an average 1% increase in price.
Flight from Port of Spain to Washington Dulles Airport

When to book flights from Port of Spain to Dulles Intl

Are your dates flexible? Find out the best times to travel from Port of Spain to Dulles Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Port of Spain to Washington Dulles Airport flights

  • What is the cheapest flight from Port of Spain to Washington, D.C. Dulles Intl Airport?

    In the last 5 days, the lowest price for a flight from Port of Spain to Washington, D.C. Dulles Intl Airport was $243 for a one-way ticket and $489 for a round-trip.

  • Do I need a passport to fly between Port of Spain and Washington Dulles Airport?

    Yes, you'll most likely have to show a valid passport before boarding the plane in Port of Spain and on arrival in Washington Dulles Airport.

  • Which airports will I be using when flying from Port of Spain to Washington Dulles Airport?

    When flying out of Port of Spain you will be using Port of Spain Piarco Intl. You will be landing at Washington Dulles Airport, also known as Washington, D.C. Dulles Intl.

  • Which aircraft models fly most regularly from Port of Spain to Washington Dulles Airport?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Port of Spain to Washington Dulles Airport?

    Star Alliance is the only airline alliance operating flights between Port of Spain and Washington Dulles Airport.

  • Which is the best airline for flights from Port of Spain to Washington, D.C., Copa Airlines or United Airlines?

    The two airlines most popular with KAYAK users for flights from Port of Spain to Washington, D.C. are Copa Airlines and United Airlines. With an average price for the route of $623 and an overall rating of 7.6, Copa Airlines is the most popular choice. United Airlines is also a great choice for the route, with an average price of $666 and an overall rating of 7.4.

  • How does KAYAK find such low prices on flights from Port of Spain to Washington Dulles Airport?

    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 Port of Spain to Washington Dulles Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Port of Spain to Washington Dulles Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Port of Spain 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 Port of Spain to Washington Dulles Airport?

    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 Washington Dulles Airport with an airline and back to Port of Spain with another airline. Booking your flights between Port of Spain and IAD can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Port of Spain to Washington Dulles Airport?

    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 Washington Dulles Airport from Port of Spain up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Port of Spain to Dulles Intl

Information on your arrival and departure airports

Port of Spain (POS)
Dulles Intl (IAD)