$160 Find Cheap Flights from Washington to Caribbean Islands - Compare and Save

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Caribbean Islands.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington to Caribbean Islands is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington to Caribbean Islands with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington to Caribbean Islands up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

There are 21 airports in Caribbean Islands. The busiest airport is San Juan Airport (SJU), with 24% of all flights arriving there.

The cheapest month for flights from Washington to Caribbean Islands is May, when tickets cost $258 (return) on average. On the other hand, the most expensive months are July and December, when the average cost of round-trip tickets is $446 and $433 respectively.

To get a below average price on the flight from Washington to Caribbean Islands, you should book around 4 weeks before departure, which saves you about 27% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

An average nonstop flight from Washington to Caribbean Islands takes 13h 44m, covering a distance of 3578 miles. The shortest route is Seattle (SEA) to Nassau (NAS) with an average flight time of 8h 10m.

Based on KAYAK flight searches, the most popular destination is Saint Thomas Island (41% of total searches to Caribbean Islands). The next most popular destinations are Punta Cana (38%) and Santo Domingo (17%). Searches for flights to Santiago de los Caballeros (4%) are also popular.