$188+ Cheap flights from Dulles Intl (IAD) to Saint Lucia
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — UVF
May 14 — May 211
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Saint Lucia with Cheapflights
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Cheapest flights from Dulles Intl to Saint LuciaExplore the most affordable flight options available from Dulles Intl to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 14, 2026.
Explore the most affordable flight options available from Dulles Intl to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 14, 2026.
This Orbitz deal was found by Cheapflights users on 4/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/154:05 pm
IAD
- UVF
1 stop22h 05m
Air Canada
Fri 6/193:05 pm
UVF
- IAD
1 stop24h 19m
Air Canada
Deal found 4/13![Air Canada logo]()
$422
This Mytrip deal was found by Cheapflights users on 4/11. 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 6/145:06 pm
IAD
- UVF
2 stops45h 04m
Air Canada
Fri 6/193:05 pm
UVF
- IAD
1 stop24h 19m
Air Canada
Deal found 4/11![Air Canada logo]()
$432
This FlightHub deal was found by Cheapflights users on 4/12. 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.
Mon 6/14:05 pm
IAD
- UVF
1 stop22h 05m
Air Canada
Fri 6/53:05 pm
UVF
- IAD
2 stops27h 53m
Air Canada
Deal found 4/12![Air Canada logo]()
$436
This FlightHub deal was found by Cheapflights users on 4/14. 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.
Wed 5/2710:10 pm
IAD
- UVF
2 stops39h 55m
Air Canada
Tue 6/23:05 pm
UVF
- IAD
2 stops16h 39m
Air Canada
Deal found 4/14![Air Canada logo]()
$457
This Air Canada deal was found by Cheapflights users on 4/9. 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 4/910:07 pm
IAD
- UVF
2 stops17h 13m
Air Canada
Mon 4/134:05 pm
UVF
- IAD
1 stop23h 34m
Air Canada
Deal found 4/9![Air Canada logo]()
$464
This Air Canada deal was found by Cheapflights users on 4/9. 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 4/198:15 am
IAD
- UVF
2 stops31h 05m
Air Canada
Thu 4/234:15 pm
UVF
- IAD
2 stops15h 35m
Air Canada
Deal found 4/9![Air Canada logo]()
$469
This Air Canada deal was found by Cheapflights users on 4/9. 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.
Tue 4/284:30 pm
IAD
- UVF
1 stop22h 50m
Air Canada
Thu 4/304:15 pm
UVF
- IAD
1 stop23h 14m
Air Canada
Deal found 4/9![Air Canada logo]()
$479
This Air Canada deal was found by Cheapflights users on 4/14. 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 8/244:20 pm
IAD
- UVF
1 stop22h 00m
Air Canada
Fri 8/283:15 pm
UVF
- IAD
1 stop24h 09m
Air Canada
Deal found 4/14![Air Canada logo]()
$480
This Travelocity deal was found by Cheapflights users on 4/9. 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.
Wed 9/94:00 pm
IAD
- SLU
2 stops27h 00m
Multiple Airlines
Thu 9/1712:35 pm
SLU
- IAD
2 stops26h 50m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$806
This Orbitz deal was found by Cheapflights users on 4/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:20 pm
IAD
- SLU
2 stops26h 40m
Multiple Airlines
Mon 7/63:45 pm
SLU
- IAD
2 stops47h 39m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$836
This Travelocity deal was found by Cheapflights users on 4/11. 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 7/124:20 pm
IAD
- SLU
2 stops26h 40m
Multiple Airlines
Sun 7/1912:35 pm
SLU
- IAD
2 stops26h 49m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$866
This Orbitz deal was found by Cheapflights users on 4/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/114:20 pm
IAD
- SLU
2 stops26h 40m
Multiple Airlines
Sat 7/183:45 pm
SLU
- IAD
2 stops47h 39m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$886
Best flights from Dulles Intl to Saint LuciaDiscover carefully curated flight deals from Dulles Intl to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 14, 2026.
Discover carefully curated flight deals from Dulles Intl to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 14, 2026.
This American Airlines deal was found by Cheapflights users on 4/9. 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 7/48:21 pm
IAD
- UVF
2 stops17h 39m
American Airlines
Wed 7/83:14 pm
UVF
- IAD
1 stop8h 56m
American Airlines
Deal found 4/9![American Airlines logo]()
$751
This Orbitz deal was found by Cheapflights users on 4/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:20 pm
IAD
- SLU
2 stops26h 40m
Multiple Airlines
Mon 7/63:45 pm
SLU
- IAD
2 stops47h 39m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$836
This Delta deal was found by Cheapflights users on 4/11. 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 5/86:08 am
IAD
- UVF
1 stop7h 57m
Delta
Thu 5/143:25 pm
UVF
- IAD
1 stop9h 26m
Delta
Deal found 4/11![Delta logo]()
$841
This Travelocity deal was found by Cheapflights users on 4/11. 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 7/124:20 pm
IAD
- SLU
2 stops26h 40m
Multiple Airlines
Sun 7/1912:35 pm
SLU
- IAD
2 stops26h 49m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$866
This Delta deal was found by Cheapflights users on 4/10. 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 7/66:00 am
IAD
- UVF
1 stop8h 13m
Delta
Sat 7/113:33 pm
UVF
- IAD
1 stop8h 55m
Delta
Deal found 4/10![Delta logo]()
$891
This American Airlines deal was found by Cheapflights users on 4/9. 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 5/296:20 am
IAD
- UVF
1 stop7h 56m
American Airlines
Wed 6/33:16 pm
UVF
- IAD
1 stop8h 57m
American Airlines
Deal found 4/9![American Airlines logo]()
$941
This Delta deal was found by Cheapflights users on 4/12. 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.
Wed 6/106:00 am
IAD
- UVF
1 stop8h 13m
Delta
Wed 6/173:33 pm
UVF
- IAD
1 stop9h 11m
Delta
Deal found 4/12![Delta logo]()
$896
This Orbitz deal was found by Cheapflights users on 4/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/179:55 am
IAD
- SLU
2 stops33h 05m
Multiple Airlines
Sun 6/213:45 pm
SLU
- IAD
2 stops47h 19m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$922
This Delta deal was found by Cheapflights users on 4/9. 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.
Wed 4/296:00 am
IAD
- UVF
1 stop8h 02m
Delta
Sat 5/23:22 pm
UVF
- IAD
1 stop9h 05m
Delta
Deal found 4/9![Delta logo]()
$941
This Delta deal was found by Cheapflights users on 4/9. 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 4/287:06 am
IAD
- UVF
1 stop6h 56m
Delta
Sat 5/23:22 pm
UVF
- IAD
1 stop17h 53m
Delta
Deal found 4/9![Delta logo]()
$941
This Mytrip deal was found by Cheapflights users on 4/9. 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 5/79:55 am
IAD
- SLU
2 stops33h 05m
Multiple Airlines
Sun 5/109:10 am
SLU
- IAD
3 stops30h 19m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$1,077
This Delta deal was found by Cheapflights users on 4/11. 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 4/206:00 am
IAD
- UVF
1 stop8h 02m
Delta
Wed 4/293:22 pm
UVF
- IAD
1 stop9h 20m
Delta
Deal found 4/11![Delta logo]()
$956
This Mytrip deal was found by Cheapflights users on 4/12. 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.
Fri 6/124:05 pm
IAD
- SLU
2 stops21h 05m
Multiple Airlines
Mon 6/1512:35 pm
SLU
- IAD
3 stops26h 28m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$1,223
This Delta deal was found by Cheapflights users on 4/11. 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 6/306:00 am
IAD
- UVF
1 stop8h 13m
Delta
Wed 7/83:33 pm
UVF
- IAD
1 stop17h 53m
Delta
Deal found 4/11![Delta logo]()
$1,015
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Tue 5/193:45 pm
IAD
- SLU
3 stops27h 15m
Multiple Airlines
Tue 5/2612:35 pm
SLU
- IAD
3 stops30h 23m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,261
This Delta deal was found by Cheapflights users on 4/14. 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 4/177:06 am
IAD
- UVF
1 stop6h 56m
Delta
Wed 4/223:22 pm
UVF
- IAD
1 stop9h 20m
Delta
Deal found 4/14![Delta logo]()
$1,091
This Delta deal was found by Cheapflights users on 4/9. 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 5/16:00 am
IAD
- UVF
1 stop8h 02m
Delta
Wed 5/63:22 pm
UVF
- IAD
1 stop9h 20m
Delta
Deal found 4/9![Delta logo]()
$1,100
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Wed 6/245:15 pm
IAD
- SLU
2 stops25h 45m
Multiple Airlines
Sun 6/285:00 am
SLU
- IAD
3 stops16h 13m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,366
This Mytrip deal was found by Cheapflights users on 4/10. 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 5/1410:14 pm
IAD
- SLU
2 stops20h 46m
Multiple Airlines
Mon 5/187:10 pm
SLU
- IAD
2 stops20h 19m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,389
Last-minute flights from Dulles Intl to Saint LuciaDiscover last-minute flight deals from Dulles Intl to Saint Lucia. Data last updated April 14, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Saint Lucia. Data last updated April 14, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 4/9. 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 4/198:15 am
IAD
- UVF
2 stops31h 05m
Air Canada
Thu 4/234:15 pm
UVF
- IAD
1 stop29h 10m
Air Canada
Deal found 4/9![Air Canada logo]()
$469
This Justfly.com deal was found by Cheapflights users on 4/10. 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.
Mon 4/2010:07 pm
IAD
- UVF
2 stops41h 13m
Air Canada
Wed 4/294:20 pm
UVF
- IAD
2 stops24h 10m
Air Canada
Deal found 4/10![Air Canada logo]()
$566
This Justfly.com deal was found by Cheapflights users on 4/14. 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 4/238:15 am
IAD
- UVF
2 stops31h 05m
Air Canada
Sun 4/264:05 pm
UVF
- IAD
2 stops28h 32m
Air Canada
Deal found 4/14![Air Canada logo]()
$570
This Mytrip deal was found by Cheapflights users on 4/14. 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 4/238:15 am
IAD
- UVF
2 stops31h 05m
Air Canada
Mon 4/274:15 pm
UVF
- IAD
2 stops27h 25m
Air Canada
Deal found 4/14![Air Canada logo]()
$780
This American Airlines deal was found by Cheapflights users on 4/9. 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 4/246:25 am
IAD
- UVF
1 stop8h 01m
American Airlines
Thu 5/73:28 pm
UVF
- IAD
1 stop8h 31m
American Airlines
Deal found 4/9![American Airlines logo]()
$861
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Mon 4/275:17 pm
IAD
- SLU
3 stops18h 48m
Multiple Airlines
Tue 5/512:35 pm
SLU
- IAD
2 stops22h 39m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,485
This Mytrip deal was found by Cheapflights users on 4/9. 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 5/79:55 am
IAD
- SLU
2 stops33h 05m
Multiple Airlines
Sun 5/109:10 am
SLU
- IAD
3 stops30h 19m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$1,077
This Mytrip deal was found by Cheapflights users on 4/11. 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.
Mon 5/113:45 pm
IAD
- SLU
3 stops17h 20m
Multiple Airlines
Mon 5/187:10 pm
SLU
- IAD
2 stops20h 19m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$1,183
This Mytrip deal was found by Cheapflights users on 4/10. 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 5/1410:14 pm
IAD
- SLU
2 stops20h 46m
Multiple Airlines
Mon 5/187:10 pm
SLU
- IAD
2 stops20h 19m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,389
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Tue 5/193:45 pm
IAD
- SLU
3 stops27h 15m
Multiple Airlines
Tue 5/2612:35 pm
SLU
- IAD
3 stops30h 23m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,261
This Mytrip deal was found by Cheapflights users on 4/13. 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.
Fri 5/224:05 pm
IAD
- SLU
2 stops21h 05m
Multiple Airlines
Mon 5/257:10 pm
SLU
- IAD
2 stops25h 19m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$1,348
One-way flights from Dulles Intl to Saint LuciaSearch for one-way flight options from Dulles Intl to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated April 14, 2026.
Search for one-way flight options from Dulles Intl to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated April 14, 2026.
This FlightHub deal was found by Cheapflights users on 4/14. 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.
Mon 4/2012:38 pm
IAD
- UVF
2 stops50h 42m
Air Canada
Deal found 4/14![Air Canada logo]()
$188
This Expedia deal was found by Cheapflights users on 4/12. 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.
Tue 4/284:30 pm
IAD
- UVF
1 stop22h 50m
Air Canada
Deal found 4/12![Air Canada logo]()
$189
This Expedia deal was found by Cheapflights users on 4/14. 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.
Mon 5/119:55 am
IAD
- UVF
1 stop28h 10m
Air Canada
Deal found 4/14![Air Canada logo]()
$239
This Delta deal was found by Cheapflights users on 4/12. 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 4/277:06 am
IAD
- UVF
1 stop6h 56m
Delta
Deal found 4/12![Delta logo]()
$403
This Mytrip deal was found by Cheapflights users on 4/14. 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.
Mon 4/204:30 pm
IAD
- SLU
2 stops26h 30m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 4/208:12 am
IAD
- UVF
3 stops29h 34m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 4/12. 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 4/287:16 am
IAD
- UVF
1 stop6h 57m
American Airlines
Deal found 4/12![American Airlines logo]()
$453
This WestJet deal was found by Cheapflights users on 4/14. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:00 pm
IAD
- UVF
2 stops42h 40m
WestJet
Deal found 4/14![WestJet logo]()
$470
This American Airlines deal was found by Cheapflights users on 4/14. 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 4/208:11 pm
IAD
- UVF
1 stop18h 02m
American Airlines
Deal found 4/14![American Airlines logo]()
$503
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Fri 5/2910:15 pm
IAD
- UVF
1 stop17h 16m
United Airlines
Deal found 4/14![United Airlines logo]()
$548
This Kiwi.com deal was found by Cheapflights users on 4/12. 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.
Tue 4/284:33 pm
IAD
- UVF
3 stops25h 57m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$1,110
Find flight deals from Dulles Intl to Saint Lucia
Keep the following information in mind while searching for Dulles Intl to Saint Lucia flight deals. Data was last updated April 14, 2026.
Round-trip from | $422 (Orbitz) |
|---|---|
One-way from | $188 (FlightHub) |
Popular in | November |
Cheapest in | December |
Average price | $736 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl 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 2,558,603 searches. Data last updated April 14, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Saint Lucia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Castries
IAD - UVF
IADUVF
Washington, D.C. Dulles Intl
Sat 7/4
8:21 pm-2:00 pm
2 stops17h 39m
Castries Hewanorra
Wed 7/8
3:14 pm-12:10 am
1 stop8h 56m
$751
Washington, D.C.Castries
IAD - SLU
IADSLU
Washington, D.C. Dulles Intl
Wed 7/1
4:20 pm-7:00 pm
2 stops26h 40m
Castries George F. L. Charle
Mon 7/6
3:45 pm-3:24 pm
2 stops47h 39m
$836
Washington, D.C.Castries
IAD - UVF
IADUVF
Washington, D.C. Dulles Intl
Fri 5/8
6:08 am-2:05 pm
1 stop7h 57m
Castries Hewanorra
Thu 5/14
3:25 pm-12:51 am
1 stop9h 26m
$841
Washington, D.C.Castries
IAD - SLU
IADSLU
Washington, D.C. Dulles Intl
Sun 7/12
4:20 pm-7:00 pm
2 stops26h 40m
Castries George F. L. Charle
Sun 7/19
12:35 pm-3:24 pm
2 stops26h 49m
$866
Washington, D.C.Castries
IAD - UVF
IADUVF
Washington, D.C. Dulles Intl
Mon 7/6
6:00 am-2:13 pm
1 stop8h 13m
Castries Hewanorra
Sat 7/11
3:33 pm-12:28 am
1 stop8h 55m
$891
Washington, D.C.Castries
IAD - UVF
IADUVF
Washington, D.C. Dulles Intl
Wed 6/10
6:00 am-2:13 pm
1 stop8h 13m
Castries Hewanorra
Wed 6/17
3:33 pm-12:44 am
1 stop9h 11m
$896
Washington, D.C.Castries
IAD - SLU
IADSLU
Washington, D.C. Dulles Intl
Wed 6/17
9:55 am-7:00 pm
2 stops33h 05m
Castries George F. L. Charle
Sun 6/21
3:45 pm-3:04 pm
2 stops47h 19m
$922
Washington, D.C.Castries
IAD - UVF
IADUVF
Washington, D.C. Dulles Intl
Fri 5/29
6:20 am-2:16 pm
1 stop7h 56m
Castries Hewanorra
Wed 6/3
3:16 pm-12:13 am
1 stop8h 57m
$941
Washington, D.C.Castries
IAD - UVF
IADUVF
Washington, D.C. Dulles Intl
Wed 4/29
6:00 am-2:02 pm
1 stop8h 02m
Castries Hewanorra
Sat 5/2
3:22 pm-12:27 am
1 stop9h 05m
$941
Washington, D.C.Castries
IAD - UVF
IADUVF
Washington, D.C. Dulles Intl
Tue 4/28
7:06 am-2:02 pm
1 stop6h 56m
Castries Hewanorra
Sat 5/2
3:22 pm-9:15 am
1 stop17h 53m
$941
Showing 1-10 of 31 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to Saint Lucia
Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Dulles Intl with our price prediction graph.
IAD-UVF
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. Dulles Intl Airport to Saint Lucia
IAD-LC0
IAD-UVF
IAD-SLU
No data available for this route at this time. Please check back soon.
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 April 14, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Washington, D.C. Dulles Intl Airport to Saint Lucia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.9
Food
7.2
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Overall
7.9
Food
7.2
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Overall
7.9
Food
7.2
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl 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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Dulles Intl and Saint Lucia flights
Browse other Dulles Intl and Saint Lucia flight options. Last updated on April 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Dulles Intl to Saint Lucia
Discover the top 2 airlines that operate flights from Dulles Intl 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 2,558,603 searches. Data last updated April 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$351 | Average$762 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$452 | Average$877 | FlexibilityNo cancel fee | On-timeN/A |