$132+ Cheap flights from Washington, D.C. (WAS) to Saint Lucia
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — UVF
Oct 6 — Oct 131
Round-trip
1 adult, Economy
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Find cheap flights from Washington, D.C. to Saint Lucia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Washington, D.C. to Saint Lucia
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Cheapest flights from Washington, D.C. to Saint LuciaExplore the most affordable flight options available from Washington, D.C. to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
Explore the most affordable flight options available from Washington, D.C. to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
This Travelocity deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:55 pm -
2 stops26h 45m
Thu 12/105:40 pm -
2 stops19h 39m
Deal found 9/4![Air Canada logo]()
$412
This Expedia deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/59:55 am -
1 stop29h 45m
Thu 12/105:40 pm -
1 stop27h 30m
Deal found 9/3![Air Canada logo]()
$412
This Travelocity deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:30 pm -
1 stop23h 10m
Mon 12/75:40 pm -
2 stops27h 43m
Deal found 9/4![Air Canada logo]()
$415
This Justfly.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:59 am -
1 stop8h 41m
Sun 11/15:40 pm -
2 stops19h 39m
Deal found 9/2![Air Canada logo]()
$418
This Gotogate deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:45 pm -
1 stop18h 55m
Sun 11/85:40 pm -
2 stops19h 39m
Deal found 9/3![Air Canada logo]()
$421
This Mytrip deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:30 pm -
1 stop23h 10m
Fri 11/65:40 pm -
1 stop23h 05m
Deal found 9/4![Air Canada logo]()
$421
This Travelocity deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/19:40 am -
1 stop30h 00m
Thu 12/105:40 pm -
1 stop27h 18m
Deal found 9/2![Air Canada logo]()
$424
This CheapOair deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:45 pm -
2 stops47h 55m
Fri 10/304:40 pm -
1 stop27h 30m
Deal found 9/4![Air Canada logo]()
$425
This Air Canada deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1512:55 pm -
2 stops26h 45m
Mon 11/235:40 pm -
1 stop29h 58m
Deal found 9/3![Air Canada logo]()
$431
This Justfly.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/84:30 pm -
1 stop23h 10m
Fri 11/135:40 pm -
1 stop23h 05m
Deal found 9/3![Air Canada logo]()
$431
This Travelocity deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:55 pm -
2 stops26h 45m
Fri 11/65:40 pm -
2 stops22h 44m
Deal found 9/4![Air Canada logo]()
$434
This Justfly.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:55 am -
1 stop29h 45m
Thu 11/125:40 pm -
1 stop27h 30m
Deal found 9/2![Air Canada logo]()
$435
Best flights from Washington, D.C. to Saint LuciaDiscover carefully curated flight deals from Washington, D.C. to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
Discover carefully curated flight deals from Washington, D.C. to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
This Delta deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am -
1 stop7h 12m
Tue 10/273:32 pm -
1 stop9h 19m
Deal found 9/4![Delta logo]()
$568
This FlightHub deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/59:40 am -
1 stop30h 00m
Mon 1/115:40 pm -
2 stops19h 39m
Deal found 9/5![Air Canada logo]()
$589
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:01 am -
1 stop9h 19m
Fri 10/233:20 pm -
1 stop8h 38m
Deal found 9/1![American Airlines logo]()
$595
This Gotogate deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:45 pm -
2 stops22h 15m
Wed 11/412:35 pm -
2 stops21h 23m
Deal found 9/5![Multiple Airlines logo]()
$708
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/179:52 am -
2 stops27h 23m
Mon 12/213:21 pm -
2 stops19h 58m
Deal found 9/6![United Airlines logo]()
$778
This FlightHub deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/55:40 pm -
2 stops22h 00m
Mon 1/115:40 pm -
1 stop23h 42m
Deal found 9/5![Air Canada logo]()
$589
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am -
1 stop8h 12m
Sat 10/243:32 pm -
1 stop9h 19m
Deal found 9/2![Delta logo]()
$594
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/55:01 pm -
2 stops21h 33m
Mon 1/113:30 pm -
2 stops25h 43m
Deal found 9/5![American Airlines logo]()
$608
This Delta deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
1 stop8h 05m
Tue 11/174:25 pm -
1 stop9h 33m
Deal found 9/4![Delta logo]()
$601
This Justfly.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/288:45 pm -
1 stop18h 55m
Mon 2/85:40 pm -
1 stop27h 18m
Deal found 9/5![Air Canada logo]()
$634
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/286:08 am -
1 stop7h 34m
Mon 2/83:30 pm -
1 stop8h 29m
Deal found 9/5![American Airlines logo]()
$638
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:55 pm -
2 stops24h 05m
Mon 10/2612:35 pm -
2 stops21h 54m
Deal found 9/4![Multiple Airlines logo]()
$723
This Justfly.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/289:55 am -
1 stop29h 45m
Mon 2/85:40 pm -
1 stop23h 05m
Deal found 9/5![Air Canada logo]()
$634
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/56:00 am -
1 stop8h 05m
Tue 2/94:25 pm -
1 stop9h 01m
Deal found 9/1![Delta logo]()
$638
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:01 am -
2 stops8h 41m
Wed 10/284:04 pm -
2 stops16h 40m
Deal found 9/6![American Airlines logo]()
$656
This FlightHub deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/124:30 pm -
2 stops25h 30m
Tue 1/1912:35 pm -
2 stops28h 10m
Deal found 9/5![Multiple Airlines logo]()
$766
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1710:44 pm -
1 stop14h 31m
Mon 12/213:21 pm -
1 stop9h 00m
Deal found 9/2![United Airlines logo]()
$848
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/76:00 am -
1 stop8h 05m
Thu 2/114:25 pm -
1 stop9h 01m
Deal found 9/1![Delta logo]()
$638
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/168:51 pm -
1 stop16h 51m
Sat 1/233:30 pm -
1 stop9h 12m
Deal found 9/1![American Airlines logo]()
$677
This Expedia deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/66:00 am -
2 stops12h 00m
Sat 2/1312:35 pm -
2 stops22h 54m
Deal found 9/1![Multiple Airlines logo]()
$791
This Air Canada deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:59 am -
1 stop8h 41m
Mon 12/215:40 pm -
2 stops29h 19m
Deal found 9/6![Air Canada logo]()
$725
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/77:00 am -
1 stop7h 05m
Tue 2/94:25 pm -
1 stop17h 47m
Deal found 9/1![Delta logo]()
$688
This Justfly.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:00 pm -
2 stops27h 00m
Mon 10/193:45 pm -
2 stops46h 37m
Deal found 9/5![Multiple Airlines logo]()
$798
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:08 am -
1 stop7h 34m
Mon 1/184:07 pm -
1 stop19h 06m
Deal found 9/6![American Airlines logo]()
$752
This Delta deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:05 am -
1 stop7h 10m
Tue 12/294:40 pm -
1 stop17h 36m
Deal found 9/5![Delta logo]()
$688
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/57:00 am -
1 stop7h 05m
Tue 2/94:25 pm -
1 stop17h 47m
Deal found 9/1![Delta logo]()
$688
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/87:00 am -
1 stop7h 05m
Tue 2/94:25 pm -
1 stop17h 47m
Deal found 9/1![Delta logo]()
$688
This Mytrip deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/254:00 pm -
2 stops26h 55m
Sun 11/15:00 am -
3 stops30h 29m
Deal found 9/2![Multiple Airlines logo]()
$917
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/48:30 pm -
1 stop17h 35m
Tue 2/94:25 pm -
1 stop17h 47m
Deal found 9/1![Delta logo]()
$688
This Mytrip deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:55 am -
2 stops32h 05m
Thu 11/2612:35 pm -
2 stops32h 48m
Deal found 9/1![Multiple Airlines logo]()
$935
Last-minute flights from Washington, D.C. to Saint LuciaDiscover last-minute flight deals from Washington, D.C. to Saint Lucia. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Saint Lucia. Data last updated September 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:00 am -
1 stop9h 02m
Tue 10/62:42 pm -
1 stop18h 23m
Deal found 9/1![American Airlines logo]()
$594
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:00 am -
1 stop9h 20m
Wed 10/142:42 pm -
1 stop8h 14m
Deal found 9/3![American Airlines logo]()
$591
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:00 am -
1 stop7h 51m
Wed 10/142:42 pm -
1 stop8h 14m
Deal found 9/3![American Airlines logo]()
$538
This Expedia deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:10 am -
1 stop9h 24m
Fri 10/233:10 pm -
1 stop27h 05m
Deal found 9/1![Multiple Airlines logo]()
$551
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:00 am -
1 stop7h 42m
Fri 10/233:20 pm -
1 stop8h 39m
Deal found 9/1![American Airlines logo]()
$581
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am -
1 stop8h 12m
Sat 10/243:32 pm -
1 stop9h 19m
Deal found 9/2![Delta logo]()
$594
This Expedia deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:10 am -
1 stop9h 24m
Sun 10/254:40 pm -
1 stop25h 38m
Deal found 9/3![Multiple Airlines logo]()
$508
This Delta deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am -
1 stop7h 12m
Tue 10/273:32 pm -
1 stop9h 19m
Deal found 9/4![Delta logo]()
$568
This American Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:31 pm -
2 stops20h 33m
Tue 10/274:04 pm -
2 stops24h 49m
Deal found 9/4![American Airlines logo]()
$573
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop9h 04m
Wed 10/284:04 pm -
2 stops16h 41m
Deal found 9/6![American Airlines logo]()
$578
This CheapOair deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:45 pm -
2 stops47h 55m
Fri 10/304:40 pm -
2 stops23h 13m
Deal found 9/4![Air Canada logo]()
$425
This Justfly.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:59 am -
1 stop8h 41m
Sun 11/15:40 pm -
2 stops19h 39m
Deal found 9/2![Air Canada logo]()
$418
One-way flights from Washington, D.C. to Saint LuciaSearch for one-way flight options from Washington, D.C. to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
Search for one-way flight options from Washington, D.C. to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Trip.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:30 pm -
1 stop23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Air Canada logo]()
$132
This Travelocity deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:59 am -
1 stop8h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Air Canada logo]()
$158
This Travelocity deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:55 am -
2 stops53h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Air Canada logo]()
$162
This JetBlue deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/276:00 am -
1 stop8h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![JetBlue logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:40 am -
2 stops28h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$246
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
1 stop8h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$247
This Priceline deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/36:00 am -
1 stop8h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![JetBlue logo]()
$247
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:00 am -
1 stop7h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$257
This Mytrip deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:45 pm -
3 stops21h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$260
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/36:00 am -
1 stop7h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![American Airlines logo]()
$262
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/35:00 am -
2 stops9h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![American Airlines logo]()
$262
This Air Canada deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/256:59 am -
1 stop8h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Air Canada logo]()
$264
Find flight deals from Washington, D.C. to Saint Lucia
Keep the following information in mind while searching for Washington, D.C. to Saint Lucia flight deals. Data was last updated September 6, 2026.
Round-trip from | $412 (Travelocity) |
|---|---|
One-way from | $132 (Trip.com) |
Popular in | November |
Cheapest in | December |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. to Saint Lucia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Saint Lucia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Castries
DCA Washington, D.C. Reagan-National - UVF Castries Hewanorra
DCAUVF
Washington, D.C. Reagan-National
Mon 12/7
6:59 am-4:40 pm
1 stop8h 41m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$158
Washington, D.C.Castries
IAD Washington, D.C. Dulles Intl - UVF Castries Hewanorra
IADUVF
Washington, D.C. Dulles Intl
Mon 12/7
9:55 am-4:40 pm
2 stops53h 45m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$162
Washington, D.C.Castries
DCA Washington, D.C. Reagan-National - UVF Castries Hewanorra
DCAUVF
Washington, D.C. Reagan-National
Wed 1/27
6:00 am-3:41 pm
1 stop8h 41m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$243
BaltimoreCastries
BWI Baltimore/Washington - UVF Castries Hewanorra
BWIUVF
Baltimore/Washington
Mon 12/7
6:00 am-3:06 pm
1 stop8h 06m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$247
Washington, D.C.Castries
DCA Washington, D.C. Reagan-National - UVF Castries Hewanorra
DCAUVF
Washington, D.C. Reagan-National
Wed 2/3
5:00 am-3:34 pm
2 stops9h 34m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$262
Washington, D.C.Castries
DCA Washington, D.C. Reagan-National - UVF Castries Hewanorra
DCAUVF
Washington, D.C. Reagan-National
Thu 2/25
6:59 am-4:40 pm
1 stop8h 41m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$264
Washington, D.C.Castries
DCA Washington, D.C. Reagan-National - UVF Castries Hewanorra
DCAUVF
Washington, D.C. Reagan-National
Thu 2/4
8:45 pm-4:40 pm
1 stop18h 55m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$264
Washington, D.C.Castries
DCA Washington, D.C. Reagan-National - UVF Castries Hewanorra
DCAUVF
Washington, D.C. Reagan-National
Sat 12/12
8:45 pm-4:40 pm
1 stop18h 55m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$264
Quickest round-trip
BaltimoreCastries
BWI Baltimore/Washington - UVF Castries Hewanorra
BWIUVF
Baltimore/Washington
Fri 1/29
6:00 am-3:05 pm
1 stop8h 05m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
BaltimoreCastries
BWI Baltimore/Washington - UVF Castries Hewanorra
BWIUVF
Baltimore/Washington
Thu 2/25
6:00 am-4:02 pm
1 stop9h 02m
Castries Hewanorra
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
Showing 1-10 of 52 resultsSorted by cheapest first
Best time to book a flight from Washington, D.C. to Saint Lucia
Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Washington, D.C. with our price prediction graph.
BWI-UVF
DCA-UVF
IAD-UVF
DCA-SLU
IAD-SLU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. to Saint Lucia
WAS-LC0
BWI-UVF
DCA-UVF
IAD-UVF
DCA-SLU
What is the cheapest month to book a flight from Washington, D.C. to Saint Lucia?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Saint Lucia (average of $570). Flying from Washington, D.C. to Saint Lucia in May is currently the most expensive (average of $886). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Washington, D.C. to Saint Lucia?
Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Saint Lucia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Saint Lucia
Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated September 6, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to Saint Lucia, such as Delta,American Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.2
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Food
7.2
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Food
7.2
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Food
7.2
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Food
7.2
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Search flights from Washington, D.C. to Saint Lucia by cabin class
Find flights from Washington, D.C. to Saint Lucia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Washington, D.C. and Saint Lucia flights
Browse other Washington, D.C. and Saint Lucia flight options. Last updated on September 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Washington, D.C. to Saint Lucia
Discover the top 3 airlines that operate flights from Washington, D.C. to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$241 | Average$601 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$351 | Average$768 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$452 | Average$924 | FlexibilityNo cancel fee | On-timeN/A |