Cheap flights from Washington, D.C. Dulles Intl Airport to Saint Lucia from $228
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Saint Lucia departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Saint Lucia
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Air Canada flights from Washington, D.C. Dulles Intl Airport to Saint Lucia
Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Saint Lucia flight tickets
Delta flights from Washington, D.C. Dulles Intl Airport to Saint Lucia
Our best Delta deals on Washington, D.C. Dulles Intl Airport to Saint Lucia flight tickets
See travel insights to Saint Lucia from
How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Saint Lucia
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Saint Lucia?
Our data shows that Wednesday is the least expensive day to fly to Saint Lucia. Tickets to fly out on this day can be as low as $659. On the other hand, Saturday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,237.
What is the cheapest time of day to depart on your flight to Saint Lucia?
Our data shows that the cheapest Washington, D.C. Dulles Intl Airport to Saint Lucia flights are usually those with departure times in the morning. Our users have found flights to Saint Lucia in the morning for as low as $875. Flights in the morning are often more expensive with an average ticket price of $875.
Cheap Washington, D.C. Dulles Intl Airport to Saint Lucia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Saint Lucia
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Saint Lucia?
Prices for flights from Washington, D.C. Dulles Intl Airport to Saint Lucia were last updated today.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Saint Lucia?
As of March 2025, there are 2 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Saint Lucia.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Saint Lucia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The travel and health documents you'll need for your trip to Saint Lucia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Washington, D.C. Dulles Intl Airport to Saint Lucia
Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Saint Lucia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $535 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $555 | Free Cancellation | Rating 8.0 8,024 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Saint Lucia?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint Lucia from Washington, D.C..
Can I find flights from Washington, D.C. to Saint Lucia with flexible booking policies on momondo?
All flight searches from Washington, D.C. to Saint Lucia on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Saint Lucia?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Saint Lucia.
I’m not ready to book a flight from Washington, D.C. to Saint Lucia right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Saint Lucia from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.