Cheap flights from Port of Spain (POS) to Dulles Intl (IAD) from $234

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 9/10. 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.
POS — IAD
jun. 25 — jul. 21

Cheap flight deals from Port of Spain to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Port of Spain (POS) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 20, 2024.

Popular in

December

Cheapest in

September

Average price

$671

Round-trip from

$234
High demand for flights, 32% potential price rise
Best time to find cheap flights, 26% potential price drop
Average for round-trip flights in June 2024
From Port of Spain Piarco Intl to Washington, D.C. Dulles Intl

What is the cheapest day to fly round-trip from Port of Spain to Washington, D.C. Dulles Intl Airport?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Port of Spain to Washington, D.C. Dulles Intl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 48 days in advance, which can save you up to 77% on flights from Port of Spain to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 48 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $406. For sooner than that we have options available in the next 3 days from $658.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to Washington, D.C. Dulles Intl Airport. Flights to Washington, D.C. Dulles Intl Airport from Port of Spain in January are about $545 on average during January, but can be found for as low as $475.

What is the cheapest time of day to fly from POS to IAD?

It’s typically best to fly out from Port of Spain to Washington, D.C. Dulles Intl Airport at noon. Doing so could potentially save you 25% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap Port of Spain to Dulles Intl flights in June & July 2024

Find cheap flight options from Port of Spain to Dulles Intl specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,256,981 searches. Prices were last updated on junio 20, 2024.
The lowest fares we've come across on flights traveling from Port of Spain to Washington, D.C. in June and July 2024. If these deals don't appeal to you, be sure to come back soon for more options.
vie. 7/122:24 pmPOS - IAD
1 stop13h 56mCopa Airlines
jue. 7/252:36 amIAD - POS
1 stop10h 40mCopa Airlines
Deal found 6/19$556
mié. 7/172:24 pmPOS - IAD
1 stop10h 07mCopa Airlines
vie. 8/162:25 amIAD - POS
1 stop10h 52mCopa Airlines
Deal found 6/20$564
mié. 7/172:24 pmPOS - IAD
1 stop13h 56mCopa Airlines
sáb. 8/174:34 pmIAD - POS
1 stop9h 09mCopa Airlines
Deal found 6/19$637
jue. 7/113:22 pmPOS - IAD
2 stops41h 25mAmerican Airlines
lun. 7/158:10 pmIAD - POS
2 stops42h 04mAmerican Airlines
Deal found 6/18$711
mié. 6/262:20 pmPOS - IAD
1 stop14h 00mCopa Airlines
mar. 7/22:36 amIAD - POS
1 stop10h 40mCopa Airlines
Deal found 6/19$739
mié. 7/173:22 pmPOS - IAD
2 stops17h 32mAmerican Airlines
sáb. 8/175:38 pmIAD - POS
2 stops20h 52mAmerican Airlines
Deal found 6/19$758
jue. 6/204:05 amPOS - IAD
1 stop11h 05mCopa Airlines
sáb. 7/204:25 pmIAD - POS
1 stop9h 17mCopa Airlines
Deal found 6/19$780
mié. 7/34:09 amPOS - IAD
1 stop11h 01mCopa Airlines
sáb. 8/34:34 pmIAD - POS
1 stop9h 09mCopa Airlines
Deal found 6/19$799
mié. 7/174:09 amPOS - IAD
1 stop11h 01mCopa Airlines
vie. 8/162:25 amIAD - POS
1 stop10h 52mCopa Airlines
Deal found 6/19$800

Port of Spain to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Port of Spain and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,256,981 searches. Data last updated junio 20, 2024.
The lowest fares we've come across on flights traveling from Port of Spain to Washington, D.C. in June and July 2024. If these deals don't appeal to you, be sure to come back soon for more options.
mar. 10/1512:30 amPOS - IAD
1 stop11h 20mUnited Airlines
lun. 10/216:18 amIAD - POS
1 stop17h 05mUnited Airlines
Deal found 6/19$386
mié. 10/212:30 amPOS - IAD
1 stop23h 29mUnited Airlines
sáb. 10/126:10 amIAD - POS
1 stop17h 13mUnited Airlines
Deal found 6/19$401
mié. 10/23:44 amPOS - IAD
1 stop11h 22mCopa Airlines
vie. 10/112:25 amIAD - POS
1 stop10h 53mCopa Airlines
Deal found 6/19$419
mié. 10/232:33 pmPOS - IAD
1 stop9h 58mCopa Airlines
lun. 10/284:34 pmIAD - POS
1 stop9h 09mCopa Airlines
Deal found 6/19$432
lun. 11/183:38 amPOS - IAD
1 stop11h 27mCopa Airlines
dom. 1/58:25 amIAD - POS
1 stop16h 08mCopa Airlines
Deal found 6/19$510
jue. 11/218:58 amPOS - IAD
2 stops26h 29mAmerican Airlines
lun. 12/22:01 pmIAD - POS
2 stops31h 18mAmerican Airlines
Deal found 6/19$532
vie. 7/122:24 pmPOS - IAD
1 stop13h 56mCopa Airlines
jue. 7/252:36 amIAD - POS
1 stop10h 40mCopa Airlines
Deal found 6/19$556
mié. 7/172:24 pmPOS - IAD
1 stop10h 07mCopa Airlines
vie. 8/162:25 amIAD - POS
1 stop10h 52mCopa Airlines
Deal found 6/20$564
mié. 9/43:44 amPOS - IAD
1 stop11h 22mCopa Airlines
lun. 10/79:34 amIAD - POS
1 stop16h 09mCopa Airlines
Deal found 6/19$596

Port of Spain to Dulles Intl flights leaving soon

Find last-minute flight options from Port of Spain to Dulles Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,256,981 searches. Data last updated junio 20, 2024.
Book one of these great deals on flights from Port of Spain to Washington, D.C.. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
mié. 6/264:05 amPOS - IAD
1 stop11h 05mCopa Airlines
mié. 7/39:29 amIAD - POS
1 stop16h 13mCopa Airlines
Deal found 6/19$739
mié. 6/269:10 amPOS - IAD
3 stops19h 30mMultiple Airlines
mié. 7/35:35 pmIAD - POS
3 stops26h 25mMultiple Airlines
Deal found 6/19$929
mié. 6/269:10 amPOS - IAD
3 stops19h 30mMultiple Airlines
mié. 7/31:00 pmIAD - POS
1 stop15h 40mMultiple Airlines
Deal found 6/19$1,208
mié. 6/269:10 amPOS - IAD
3 stops19h 30mMultiple Airlines
mié. 7/312:33 pmIAD - POS
2 stops16h 07mMultiple Airlines
Deal found 6/19$1,278
mié. 6/2610:00 pmPOS - IAD
2 stops23h 16mMultiple Airlines
mié. 7/35:17 pmIAD - POS
1 stop11h 23mMultiple Airlines
Deal found 6/19$1,949

One-way flights to Dulles Intl from Port of Spain

Search for one-way flight options from Port of Spain to Dulles Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,256,981 searches. Data last updated junio 20, 2024.
Take a look at some of the best available options we've come across on one-way flights from Port of Spain to Washington, D.C.. Those needing a return flight from Port of Spain to Washington, D.C. can use the search form above.
mar. 9/1012:30 amPOS - IAD
1 stop11h 08mUnited Airlines
Deal found 6/20$234
jue. 9/1212:30 amPOS - IAD
1 stop23h 29mUnited Airlines
Deal found 6/20$242
sáb. 9/143:20 pmPOS - IAD
2 stops17h 23mAmerican Airlines
Deal found 6/20$244
mié. 8/72:35 pmPOS - IAD
1 stop13h 45mCopa Airlines
Deal found 6/19$269
mié. 9/113:20 pmPOS - IAD
2 stops17h 23mAmerican Airlines
Deal found 6/20$280
jue. 9/123:20 pmPOS - IAD
2 stops25h 01mAmerican Airlines
Deal found 6/20$295
vie. 7/122:24 pmPOS - IAD
1 stop13h 56mCopa Airlines
Deal found 6/19$302
mar. 6/252:20 pmPOS - IAD
1 stop10h 20mCopa Airlines
Deal found 6/20$323
mar. 6/2512:30 amPOS - IAD
1 stop20h 22mUnited Airlines
Deal found 6/20$332

Find flights from Port of Spain to Dulles Intl within your budget

Customize your flight search to find flights from Port of Spain to Dulles Intl 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 3,256,981 searches. Data last updated junio 20, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$386 - $932

Route

Depart

Return

Price

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

mar. 10/15

1 stop11h 20m

Washington, D.C. Dulles Intl

lun. 10/21

1 stop17h 05m

$386

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

dom. 10/20

1 stop23h 29m

Washington, D.C. Dulles Intl

dom. 1/12

1 stop14h 58m

$389

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

mar. 10/22

1 stop22h 00m

Washington, D.C. Dulles Intl

lun. 10/28

1 stop25h 17m

$401

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

mar. 10/1

1 stop20h 18m

Washington, D.C. Dulles Intl

vie. 10/4

1 stop10h 24m

$415

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

mié. 10/16

1 stop9h 58m

Washington, D.C. Dulles Intl

lun. 10/21

1 stop9h 09m

$419

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

mié. 10/23

1 stop9h 58m

Washington, D.C. Dulles Intl

lun. 10/28

1 stop9h 09m

$432

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

mié. 9/4

1 stop10h 00m

Washington, D.C. Dulles Intl

jue. 9/19

1 stop27h 46m

$442

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

lun. 10/21

2 stops21h 21m

Washington, D.C. Dulles Intl

dom. 1/12

2 stops20h 00m

$446

Port of Spain Piarco IntlWashington, D.C. Dulles Intl

POS - IAD

POSIAD

Port of Spain Piarco Intl

sáb. 11/2

1 stop23h 15m

Washington, D.C. Dulles Intl

sáb. 11/30

1 stop17h 08m

$932

Flights are sorted by cheapest first

Deals found on 6/19

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

Use this chart to determine the cheapest time to fly round-trip from Port of Spain to Dulles Intl. Price data was last updated on June 16, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Port of Spain to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Port of Spain to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Port of Spain with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated junio 20, 2024.
Read reviews from past customers who have flown United Airlines, American Airlines and Copa Airlines from Port of Spain to Washington, D.C.. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.9
Good
2,470 reviews

Food

7.3

Boarding

8.1

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.3

Reviews

1 / 10

The food is horrible and little, a single meal is served on a 7 hour flight. The movies are old and there are very few options in Portuguese. Regarding the crew, they are not helpful or friendly.

7.9
Good
2,470 reviews
7.9
Good
2,470 reviews

Food

7.3

Boarding

8.1

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.3

Reviews

1 / 10

The food is horrible and little, a single meal is served on a 7 hour flight. The movies are old and there are very few options in Portuguese. Regarding the crew, they are not helpful or friendly.

7.4
Good
10,000 reviews
7.9
Good
2,470 reviews

Food

7.3

Boarding

8.1

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.3

Reviews

1 / 10

The food is horrible and little, a single meal is served on a 7 hour flight. The movies are old and there are very few options in Portuguese. Regarding the crew, they are not helpful or friendly.

7.3
Good
10,000 reviews
7.9
Good
2,470 reviews

Food

7.3

Boarding

8.1

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.3

Reviews

1 / 10

The food is horrible and little, a single meal is served on a 7 hour flight. The movies are old and there are very few options in Portuguese. Regarding the crew, they are not helpful or friendly.

6.8
Okay
6,719 reviews
7.9
Good
2,470 reviews

Food

7.3

Boarding

8.1

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.3

Reviews

1 / 10

The food is horrible and little, a single meal is served on a 7 hour flight. The movies are old and there are very few options in Portuguese. Regarding the crew, they are not helpful or friendly.

Related info for your journey

Find useful and relevant information for your journey from Port of Spain to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Port of Spain to Washington, D.C. Dulles Intl?

    For a flight from Port of Spain to Washington, D.C. Dulles Intl, you will be flying from Piarco Intl. Port of Spain Piarco Intl (POS) is just 12.6 mi from the center of the city. Piarco Intl is the only Port of Spain airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 3 airlines have flights to Washington, D.C. Dulles Intl from Port of Spain Piarco Intl on a regular basis.

  • Can I find flights from Port of Spain to Washington, D.C. Dulles Intl Airport for under $400 on Cheapflights?

    Yes, there are multiple flights from Port of Spain to Washington, D.C. Dulles Intl Airport for under $400. The cheapest flight booked recently is on United Airlines for just $386, but on average you can expect to pay $492.

  • Are there last-minute flights available from Port of Spain to Washington, D.C. Dulles Intl Airport for under $800?

    There are currently 5+ open flights from Port of Spain to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $800.

  • What are the cheapest airlines flying from Port of Spain to Washington, D.C. Dulles Intl Airport round-trip?

    Currently priced at $386, United Airlines will fly you from Port of Spain to Washington, D.C. Dulles Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Copa Airlines and American Airlines - these airlines can fly you to your destination from $419 and $446, respectively. United Airlines is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Port of Spain to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $234. However, be on the lookout for offers from American Airlines and Copa Airlines, as they are both options that can get you from Port of Spain to Washington, D.C. Dulles Intl Airport for a low price.

  • What does POS to IAD mean?

    POS stands for Port of Spain Piarco Intl Airport, while IAD stands for Washington, D.C. Dulles Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Port of Spain to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Port of Spain to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Port of Spain to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Port of Spain to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Port of Spain to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Port of Spain to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Port of Spain to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Port of Spain to Dulles Intl.

  • Can I find deals for business class flights from Port of Spain to Dulles Intl?

    Yes. Cheapflights offers flight deals from Port of Spain to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Port of Spain to Dulles Intl that allow pets onboard?

    Many airlines flying from Port of Spain to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Port of Spain to Dulles Intl?

    Yes, you can often find last-minute deals on Port of Spain to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Port of Spain to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Port of Spain to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 6/20.

  • What are the most popular airlines that fly from Port of Spain to Washington, D.C. Dulles Intl Airport?

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

    Currently, September is the cheapest month in which you can book a flight from Port of Spain to Washington, D.C. Dulles Intl Airport (average of $278). Flying from Port of Spain to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $378). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse 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 Port of Spain to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Port of Spain to Dulles Intl

Discover the top 3 airlines that operate flights from Port of Spain to Dulles Intl. 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 3,256,981 searches. Data last updated junio 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$388Average$592FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$440Average$712FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$465Average$649FlexibilityNo cancel feeOn-time71%

Search flights from Port of Spain to Dulles Intl by cabin class

Find flights from Port of Spain to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.