The cheapest times to fly from IAD to GND are

  • January 15th to March 18th (except the week of February 12th)
  • May 28th to July 15th (except the weeks of June 18th and June 25th)
  • September 3rd to December 2nd (except the weeks of October 8th and November 19th)

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 GND is mid January. Prices can be as high as $2258 for Sunday flights during early to mid August, or as low as $489 for Tuesday flights around mid January.


When to Fly to Grenada

Flying from Washington, DC (IAD) to Grenada (GND) will usually cost between $494 to $1038 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid January with an average ticket price of $515. Due to high demand the most expensive time to fly is early to mid August, with an average price of $1438. Planning your trip to low-cost times can easily save you $923 on economy flights and even more on first-class flights. Generally, any price below $601 can be considered a good price for a round-trip IAD to GND flight.

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

IAD to GND Flight Prices

Compared to other flights, the IAD to GND 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 $0.18, which is below average.


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 $196 (20%) 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 $597. Return trip prices are from the GND 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 GND can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 4 hour 45 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 GND while comparing.

Destination alternative #1: Piarco Airport (POS) in Port of Spain

  • 102 miles (164 km) away from GND
  • Usually 28.29% less expensive than GND
  • 1-layover flights available

See IAD to POS flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 6 major airlines flying this route most often: Air Canada, American, Caribbean Airlines, COPA, Delta, United, and potentially more during busy seasons.

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

The distance between the two airports is roughly 2095 miles or 3372 kilometers.

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

The real-world flight time for a nonstop IAD to GND flight is about 4 hour 45 minutes.

How many flights go between Washington, DC and Grenada?

It depends on the day of the week and the date, but a typical day might have around 44 available flights from IAD to GND.


Airport Location Info


Departing Airport

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

Return Airport

Destination codeGND
Destination airport nameMaurice Bishop International Airport


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.