The cheapest times to fly from IAD to PRI are

  • January 8th to March 25th (except the week of February 26th)
  • May 7th to June 3rd
  • August 27th to November 25th

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 PRI is early October. Prices can be as high as $5371 for Monday flights during mid December, or as low as $1907 for Wednesday flights around early October.


When to Fly to Praslin

Flying from Washington, DC (IAD) to Praslin (PRI) will usually cost between $1989 to $2778 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early October with an average ticket price of $2131. Due to high demand the most expensive time to fly is mid December, with an average price of $2814. Planning your trip to low-cost times can easily save you $683 on economy flights and even more on first-class flights. Generally, any price below $2238 can be considered a good price for a round-trip IAD to PRI flight.

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

IAD to PRI Flight Prices

Compared to other flights, the IAD to PRI flight is more expensive than the average and costs more than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.16, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to PRI, and Monday the cheapest day to fly back into IAD. Mondays are the most expensive days to fly to Praslin, and Fridays are the most expensive days to return to Washington. Selecting flights on the least expensive days could save you up to $259 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $2142. Return trip prices are from the PRI 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 PRI can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 16 hour 34 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 PRI while comparing.

Destination alternative #1: Seychelles International Airport (SEZ) in Mahe Islands

  • 27 miles (43 km) away from PRI
  • Usually 45.60% less expensive than PRI
  • 1-layover flights available

See IAD to SEZ flights


Flight Hacking IAD to PRI

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 PRI — but Champion Traveler does!

Hack #1: Mahe Islands (IAD > SEZ > PRI)

  • Price for both tickets: $1316
  • Average savings: $922 (41.2%)

See IAD to SEZ flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Air Seychelles, Alitalia, Emirates, Etihad, Qantas, South African, Turkish Airlines, and potentially more during busy seasons.

How far away is it from Praslin Airport to Washington Dulles International Airport?

The distance between the two airports is roughly 8655 miles or 13929 kilometers.

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

The real-world flight time for a nonstop IAD to PRI flight is about 16 hour 34 minutes.

How many flights go between Washington, DC and Praslin?

It depends on the day of the week and the date, but a typical day might have around 10 available flights from IAD to PRI.


Airport Location Info


Departing Airport

Origination codeIAD
Origination airport nameWashington Dulles International Airport
CityWashington, DC
Countrythe United States

Return Airport

Destination codePRI
Destination airport namePraslin Airport
Countrythe Seychelles


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.