POS - IAD

$309 Find Cheap Flights from Port of Spain to Washington Dulles Airport - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$594
Typical prices: $623-$771
Multiple Airlines
Fri 12/7Mon 2/5
POS - IAD • 1 stop
Cheapest one-way
$309
Typical prices: $267-$486
Multiple Airlines
Fri 12/21
POS - IAD • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Port of Spain and Washington, D.C. Dulles Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 35% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Toronto Pearson Intl (YYZ)
Cheapest • Avg $588 (round-trip)
Panama City Tocumen Intl (PTY)
Shortest trip • 10h 29m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Washington, D.C. Dulles Intl Airport!
Flight Deals
Booking Insights
Flight Deals

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

 
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, Dec 7 - Fri, Feb 5
Multiple Airlines Logo
9:10 am - 10:07 amPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
25h 57m1 stop Miami
Multiple Airlines Logo
10:57 pm - 7:30 pmIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
43h 33m2 stops Atlanta Hartsfield-Jackson Orlando
$594Multiple Airlines
Fri, Dec 25 - Mon, Jan 4
Copa Airlines Logo
2:22 pm - 11:32 pmPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
10h 10m1 stop Panama City Tocumen Intl
Copa Airlines Logo
1:13 am - 1:55 amIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
23h 42m1 stop Panama City Tocumen Intl
$692Copa Airlines
Wed, Mar 31 - Tue, May 11
Copa Airlines Logo
3:39 am - 12:41 amPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
21h 02m1 stop Panama City Tocumen Intl
Copa Airlines Logo
2:14 am - 2:20 amIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
24h 06m1 stop Panama City Tocumen Intl
$692Copa Airlines
Fri, Dec 25 - Sat, Jan 9
Copa Airlines Logo
2:22 pm - 1:58 pmPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
24h 36m1 stop Panama City Tocumen Intl
Copa Airlines Logo
8:21 am - 1:55 amIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
16h 34m1 stop Panama City Tocumen Intl
$692Copa Airlines
Tue, Dec 1 - Mon, Dec 7
United Airlines Logo
1:25 am - 6:23 pmPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
17h 58m1 stop Houston George Bush Intcntl
United Airlines Logo
12:55 pm - 12:18 amIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
10h 23m1 stop Houston George Bush Intcntl
$704United Airlines
Thu, Nov 26 - Tue, Dec 1
Multiple Airlines Logo
10:10 am - 10:02 pmPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
12h 52m1 stop Fort Lauderdale
Multiple Airlines Logo
10:33 pm - 6:55 pmIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
43h 22m2 stops Atlanta Hartsfield-Jackson Miami
$704Multiple Airlines
Wed, Nov 25 - Tue, Dec 1
United Airlines Logo
1:25 am - 8:24 pmPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
19h 59m1 stop Houston George Bush Intcntl
United Airlines Logo
2:24 pm - 12:18 amIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
32h 54m1 stop Houston George Bush Intcntl
$706United Airlines
Wed, Dec 2 - Mon, Dec 7
American Airlines Logo
4:42 pm - 12:39 pmPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
20h 57m2 stops Miami Charlotte Douglas
American Airlines Logo
5:04 pm - 3:35 pmIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
21h 31m2 stops Charlotte Douglas Miami
$708American Airlines
Mon, Dec 14 - Wed, Dec 30
Multiple Airlines Logo
10:10 am - 2:49 pmPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
29h 39m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson
Multiple Airlines Logo
9:49 pm - 6:55 pmIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
20h 06m1 stop Miami
$709Multiple Airlines
Sun, Dec 13 - Wed, Dec 30
United Airlines Logo
1:25 am - 6:23 pmPOS  Port of Spain Piarco Intl-IAD Washington, D.C. Dulles Intl
17h 58m1 stop Houston George Bush Intcntl
United Airlines Logo
2:35 pm - 12:18 amIAD  Washington, D.C. Dulles Intl-POS Port of Spain Piarco Intl
32h 43m1 stop Houston George Bush Intcntl
$710United Airlines
Booking Insights

Price, demand and travel trends for Port of Spain to Washington, D.C. Dulles Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Port of Spain to Washington, D.C. Dulles Intl Airport?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Port of Spain to Washington, D.C. Dulles Intl Airport. It’s 8% cheaper than the average day, while Tuesday is the most expensive, with prices 21% higher.

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

•April is the cheapest month to fly from Port of Spain to Washington, D.C. Dulles Intl Airport at $437 round-trip.
•March ($841) and August ($816) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 92% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Port of Spain to Washington, D.C. Dulles Intl Airport flights

Low season

May

Cheapest flight

$309
Beat the crowds with an average 64% drop in travelers.
The most popular month to fly with an average 118% increase in travelers.
One-way flight from Port of Spain to Washington, D.C. Dulles Intl 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

Your Port of Spain to Washington, D.C. Dulles Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Port of Spain to Washington, D.C. Dulles Intl Airport?

    Only Economy Class is available on flights from Port of Spain to Washington, D.C. Dulles Intl Airport.

  • How long is a flight from Port of Spain to Washington, D.C. Dulles Intl Airport?

    A nonstop flight from Port of Spain to Washington, D.C. Dulles Intl Airport takes 00m, covering 2,195 miles.

  • Do I need a passport to fly from Port of Spain to Washington, D.C. Dulles Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Port of Spain to Washington, D.C. Dulles Intl Airport flight?

    Round-trip flights from Port of Spain to Washington, D.C. Dulles Intl Airport range from $623 to $771, with an average of $670 over the past 12 months. Anything below $623 counts as a good deal.

  • Have flight prices from Port of Spain to Washington, D.C. Dulles Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $594 to $3,779. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Port of Spain to Washington, D.C. Dulles Intl Airport looking right now?

    One-way fares from Port of Spain to Washington, D.C. Dulles Intl Airport are currently higher than usual. Average one-way flight prices are about $501, which is 40% above the typical average for this route.

  • What car rental options are available at Washington, D.C. Dulles Intl Airport (IAD)?

    Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates averaging $70 for economy cars. Top options include:

    • Dollar
    • Hertz
    • Budget
    • Sixt
    • Thrifty

  • Which airports can I use when flying from Port of Spain to Washington, D.C. Dulles Intl Airport?

    Flights from Port of Spain to Washington, D.C. Dulles Intl Airport usually depart from Port of Spain Piarco Intl (POS) and arrive at Washington, D.C. Dulles Intl (IAD).

  • Which airports do connecting flights from Port of Spain to Washington, D.C. Dulles Intl Airport pass through?

    One-stop flights from Port of Spain to Washington, D.C. Dulles Intl Airport most commonly connect through:

    • Panama City Tocumen Intl (PTY) - 66% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 18% of one-stop connections
    • Toronto Pearson Intl (YYZ) - 15% of one-stop connections
    • Newark (EWR) - 1% of one-stop connections

  • Can I save money by using flexible dates for flights from Port of Spain to Washington, D.C. Dulles Intl Airport?

    Yes. Flexible dates can save you up to 24% on flights from Port of Spain to Washington, D.C. Dulles Intl Airport. Friday is the cheapest departure day at $623 round-trip on average, while Tuesday is the most expensive at $815, a difference of $192.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Port of Spain to Washington, D.C. Dulles Intl Airport?

    Flying via Panama City Tocumen Intl (PTY) gives the shortest average 1-stop total travel time at 10h 29m, compared with 10h 51m via Newark (EWR) and 11h 42m via Houston George Bush Intcntl (IAH).

  • What popular places can I visit in Washington, D.C. Dulles Intl Airport?

    Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

Your guide to booking Port of Spain to Washington, D.C. Dulles Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Tuesday. On this route, Friday flights average $623, about $192 less than Tuesday fares (24% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Port of Spain to Washington, D.C. Dulles Intl Airport trip for April. Fares historically average $437 round-trip in that month - typically $404 less than the most expensive month, which is March (based on the last 12 months).

More options for your flight from Port of Spain to Dulles Intl

Complete your trip to Washington, D.C. with a hotel stay or car rental

Car rentals in Washington, D.C.
Hotels in Washington, D.C.
Vacations in Washington, D.C.