The cheapest times to fly from IAD to CAP are

  • January 1st to February 25th (except the weeks of January 29th and February 12th)
  • April 16th to May 13th (except the week of April 30th)
  • May 28th to June 10th
  • August 13th to November 18th (except the week of October 29th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAD to CAP is mid to late September. Prices can be as high as $1705 for Sunday flights during late December, or as low as $607 for Tuesday flights around mid to late September.


When to Fly to Cap-Haitien

Flying from Washington, DC (IAD) to Cap-Haitien (CAP) will usually cost between $612 to $1000 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $607. Due to high demand the most expensive time to fly is late December, with an average price of $1224. Planning your trip to low-cost times can easily save you $617 on economy flights and even more on first-class flights. Generally, any price below $704 can be considered a good price for a round-trip IAD to CAP flight.

See below for a graph of average weekly prices for the IAD to CAP route. All prices are for round-trip tickets in USD.

IAD to CAP Flight Prices

Compared to other flights, the IAD to CAP flight is cheaper than the average and costs less than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.32, which is in the normal range for a flight.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $181 (21%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $670. Return trip prices are from the CAP to IAD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IAD to CAP can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 3 hour 26 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from IAD to CAP while comparing.

Destination alternative #1: Port Au Prince International Airport (PAP) in Port-au-Prince

  • 80 miles (129 km) away from CAP
  • Usually 32.17% less expensive than CAP
  • 1-layover flights available

See IAD to PAP flights

Destination alternative #2: Cibao International Airport (STI) in Santiago

  • 106 miles (171 km) away from CAP
  • Usually 31.11% less expensive than CAP
  • 1-layover flights available

See IAD to STI flights

Destination alternative #3: Providenciales International Airport (PLS) in Providenciales

  • 141 miles (227 km) away from CAP
  • Usually 30.33% less expensive than CAP
  • Nonstop flights available

See IAD to PLS flights

Destination alternative #4: Gregorio Luperon International Airport (POP) in Puerto Plata

  • 106 miles (171 km) away from CAP
  • Usually 14.84% less expensive than CAP
  • 1-layover flights available

See IAD to POP flights


Flight Hacking IAD to CAP

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from IAD to CAP — but Champion Traveler does!

Hack #1: Miami, FL (IAD > MIA > CAP)

  • Price for both tickets: $598
  • Average savings: $106 (15.06%)

See IAD to MIA flights

Hack #2: New York, NY (IAD > JFK > CAP)

  • Price for both tickets: $687
  • Average savings: $18 (2.49%)

See IAD to JFK flights


Flight Questions Answered

Still have questions about flying from IAD to CAP? We’ve got answers.

Which airlines fly this route?

You can find 5 major airlines flying this route most often: American, Bahamasair, COPA, Delta, United, and potentially more during busy seasons.

How far away is it from Cap-Haitien International Airport to Washington Dulles International Airport?

The distance between the two airports is roughly 1364 miles or 2195 kilometers.

How long does it take to fly from IAD to CAP?

The real-world flight time for a nonstop IAD to CAP flight is about 3 hour 26 minutes.

How many flights go between Washington, DC and Cap-Haitien?

It depends on the day of the week and the date, but a typical day might have around 14 available flights from IAD to CAP.


Airport Location Info


Departing Airport

Origination code IAD
Origination airport name Washington Dulles International Airport
City Washington, DC
Country the United States
Latitude 38.9
Longitude -77.5

Return Airport

Destination code CAP
Destination airport name Cap-Haitien International Airport
City Cap-Haitien
Country Haiti
Latitude 19.7
Longitude -72.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.