$388+ Cheap flights from Washington to Basseterre (SKB)
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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SKB
Mar 5 — Mar 121
1 adult, Economy
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Find cheap flights from Washington to Basseterre 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 to Basseterre
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Cheapest flights from Washington to BasseterreExplore the most affordable flight options available from Washington to Basseterre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from Washington to Basseterre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 3/1810:16 pm
SEA
- SKB
1 stop12h 08m
American Airlines
Wed 3/252:24 pm
SKB
- SEA
1 stop12h 16m
American Airlines
Deal found 2/1![American Airlines logo]()
$792
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Fri 3/2710:53 pm
PDX
- SKB
1 stop11h 31m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops23h 43m
American Airlines
Deal found 2/2![American Airlines logo]()
$797
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$856
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/246:40 am
PDX
- SKB
2 stops27h 41m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$881
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops23h 43m
American Airlines
Deal found 2/2![American Airlines logo]()
$882
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Fri 3/279:44 pm
PDX
- SKB
2 stops12h 40m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$906
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/2412:04 pm
PDX
- SKB
2 stops22h 17m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops25h 37m
American Airlines
Deal found 2/2![American Airlines logo]()
$907
This American Airlines deal was found by Cheapflights users on 2/2. 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 4/226:19 pm
SEA
- SKB
2 stops16h 11m
American Airlines
Tue 4/282:32 pm
SKB
- SEA
2 stops23h 09m
American Airlines
Deal found 2/2![American Airlines logo]()
$919
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/295:40 am
PDX
- SKB
2 stops28h 41m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops23h 43m
American Airlines
Deal found 2/2![American Airlines logo]()
$936
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Mon 3/308:30 am
PDX
- SKB
2 stops25h 54m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops33h 20m
American Airlines
Deal found 2/1![American Airlines logo]()
$939
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Mon 3/302:24 pm
SKB
- PDX
2 stops23h 43m
American Airlines
Deal found 2/2![American Airlines logo]()
$952
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Sun 3/296:40 am
PDX
- SKB
2 stops51h 44m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops33h 20m
American Airlines
Deal found 2/1![American Airlines logo]()
$957
Best flights from Washington to BasseterreDiscover carefully curated flight deals from Washington to Basseterre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Washington to Basseterre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 3/1810:16 pm
SEA
- SKB
1 stop12h 08m
American Airlines
Wed 3/252:24 pm
SKB
- SEA
1 stop12h 16m
American Airlines
Deal found 2/1![American Airlines logo]()
$792
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Sat 4/115:40 am
SEA
- SKB
3 stops33h 15m
Multiple Airlines
Sat 4/183:20 pm
SKB
- SEA
2 stops34h 30m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,143
This American Airlines deal was found by Cheapflights users on 2/1. 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 3/2710:53 pm
PDX
- SKB
1 stop13h 37m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops25h 37m
American Airlines
Deal found 2/1![American Airlines logo]()
$797
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$856
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/3010:53 pm
PDX
- SKB
1 stop11h 31m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$881
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/246:40 am
PDX
- SKB
2 stops27h 41m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$881
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Fri 3/279:44 pm
PDX
- SKB
2 stops12h 40m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$906
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/2410:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops34h 28m
American Airlines
Deal found 2/2![American Airlines logo]()
$907
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/2911:59 pm
PDX
- SKB
2 stops34h 25m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$909
This American Airlines deal was found by Cheapflights users on 2/2. 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 4/226:19 pm
SEA
- SKB
2 stops16h 11m
American Airlines
Tue 4/282:32 pm
SKB
- SEA
2 stops23h 09m
American Airlines
Deal found 2/2![American Airlines logo]()
$919
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 4/115:00 pm
SEA
- SKB
2 stops17h 30m
American Airlines
Sat 4/184:50 pm
SKB
- SEA
2 stops21h 01m
American Airlines
Deal found 2/2![American Airlines logo]()
$1,022
This American Airlines deal was found by Cheapflights users on 2/2. 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 2/186:13 pm
SEA
- SKB
2 stops16h 09m
American Airlines
Mon 3/23:24 pm
SKB
- SEA
1 stop12h 16m
American Airlines
Deal found 2/2![American Airlines logo]()
$1,087
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/110:16 pm
SEA
- SKB
1 stop12h 06m
American Airlines
Sun 3/82:24 pm
SKB
- SEA
1 stop12h 16m
American Airlines
Deal found 2/2![American Airlines logo]()
$1,349
Last-minute flights from Washington to BasseterreDiscover last-minute flight deals from Washington to Basseterre. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to Basseterre. Data last updated February 3, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/2. 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 2/186:13 pm
SEA
- SKB
2 stops16h 09m
American Airlines
Mon 3/23:24 pm
SKB
- SEA
2 stops23h 31m
American Airlines
Deal found 2/2![American Airlines logo]()
$1,087
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/17:29 pm
SEA
- SKB
2 stops14h 53m
American Airlines
Sun 3/82:24 pm
SKB
- SEA
2 stops23h 32m
American Airlines
Deal found 2/2![American Airlines logo]()
$1,097
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 3/1810:16 pm
SEA
- SKB
1 stop12h 08m
American Airlines
Wed 3/252:24 pm
SKB
- SEA
1 stop12h 16m
American Airlines
Deal found 2/1![American Airlines logo]()
$792
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/246:40 am
PDX
- SKB
2 stops27h 41m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$881
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/2412:04 pm
PDX
- SKB
2 stops22h 17m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops25h 37m
American Airlines
Deal found 2/2![American Airlines logo]()
$907
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Fri 3/2710:53 pm
PDX
- SKB
1 stop11h 31m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops23h 43m
American Airlines
Deal found 2/2![American Airlines logo]()
$797
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Fri 3/279:44 pm
PDX
- SKB
2 stops12h 40m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$906
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$856
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Tue 3/312:24 pm
SKB
- PDX
2 stops23h 43m
American Airlines
Deal found 2/2![American Airlines logo]()
$882
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Mon 3/302:24 pm
SKB
- PDX
2 stops23h 43m
American Airlines
Deal found 2/2![American Airlines logo]()
$952
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/2910:53 pm
PDX
- SKB
1 stop11h 28m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops34h 38m
American Airlines
Deal found 2/2![American Airlines logo]()
$936
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Mon 3/308:30 am
PDX
- SKB
2 stops25h 54m
American Airlines
Wed 4/12:24 pm
SKB
- PDX
2 stops33h 20m
American Airlines
Deal found 2/1![American Airlines logo]()
$939
One-way flights from Washington to BasseterreSearch for one-way flight options from Washington to Basseterre. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Washington to Basseterre. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This American Airlines deal was found by Cheapflights users on 1/31. 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 6/245:59 pm
PDX
- SKB
2 stops16h 31m
American Airlines
Deal found 1/31![American Airlines logo]()
$388
This American Airlines deal was found by Cheapflights users on 1/31. 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 6/266:00 am
PDX
- SKB
1 stop28h 07m
American Airlines
Deal found 1/31![American Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 1/31. 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 6/263:50 pm
PDX
- SKB
2 stops19h 05m
Delta
Deal found 1/31![Delta logo]()
$478
This American Airlines deal was found by Cheapflights users on 1/31. 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 6/235:59 pm
PDX
- SKB
2 stops40h 31m
American Airlines
Deal found 1/31![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 1/31. 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 6/2211:30 pm
PDX
- SKB
2 stops35h 00m
American Airlines
Deal found 1/31![American Airlines logo]()
$496
This American Airlines deal was found by Cheapflights users on 1/31. 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 6/275:19 am
PDX
- SKB
2 stops29h 11m
American Airlines
Deal found 1/31![American Airlines logo]()
$514
This United Airlines deal was found by Cheapflights users on 1/31. 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 6/268:35 am
PDX
- SKB
3 stops25h 00m
United Airlines
Deal found 1/31![United Airlines logo]()
$579
This Kiwi.com deal was found by Cheapflights users on 1/31. 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.
Sun 6/212:30 pm
PDX
- SKB
3 stops24h 15m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$605
This American Airlines deal was found by Cheapflights users on 1/31. 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 6/256:00 am
PDX
- SKB
2 stops28h 30m
American Airlines
Deal found 1/31![American Airlines logo]()
$608
This American Airlines deal was found by Cheapflights users on 1/31. 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 6/211:33 pm
PDX
- SKB
2 stops44h 57m
American Airlines
Deal found 1/31![American Airlines logo]()
$621
This Kiwi.com deal was found by Cheapflights users on 1/31. 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.
Sat 6/272:00 pm
PDX
- SKB
3 stops46h 25m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$674
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 6/239:35 pm
PDX
- SKB
3 stops41h 20m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$684
Find flight deals from Washington to Basseterre
Keep the following information in mind while searching for Washington to Basseterre flight deals. Data was last updated February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $792 (American Airlines) |
One-way from | $388 (American Airlines) |
Popular in | April |
Cheapest in | September |
Average price | $895 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington to Basseterre 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 February 3, 2026.
Use the filters below to find and compare flights from Washington to Basseterre that are best for you.
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Route
Depart
Return
Price
SeattleBasseterre
SEA - SKB
SEASKB
Seattle/Tacoma Intl
Wed 3/18
10:16 pm-1:24 pm
1 stop12h 08m
Basseterre Robert Bradshaw Intl
Wed 3/25
2:24 pm-11:40 pm
1 stop12h 16m
$792
PortlandBasseterre
PDX - SKB
PDXSKB
Portland
Fri 3/27
10:53 pm-3:30 pm
1 stop13h 37m
Basseterre Robert Bradshaw Intl
Tue 3/31
2:24 pm-1:01 pm
2 stops25h 37m
$797
PortlandBasseterre
PDX - SKB
PDXSKB
Portland
Sat 3/28
10:53 pm-1:21 pm
1 stop11h 28m
Basseterre Robert Bradshaw Intl
Wed 4/1
2:24 pm-10:02 pm
2 stops34h 38m
$856
PortlandBasseterre
PDX - SKB
PDXSKB
Portland
Mon 3/30
10:53 pm-1:24 pm
1 stop11h 31m
Basseterre Robert Bradshaw Intl
Wed 4/1
2:24 pm-10:02 pm
2 stops34h 38m
$881
PortlandBasseterre
PDX - SKB
PDXSKB
Portland
Tue 3/24
6:40 am-1:21 pm
2 stops27h 41m
Basseterre Robert Bradshaw Intl
Wed 4/1
2:24 pm-10:02 pm
2 stops34h 38m
$881
PortlandBasseterre
PDX - SKB
PDXSKB
Portland
Fri 3/27
9:44 pm-1:24 pm
2 stops12h 40m
Basseterre Robert Bradshaw Intl
Wed 4/1
2:24 pm-10:02 pm
2 stops34h 38m
$906
PortlandBasseterre
PDX - SKB
PDXSKB
Portland
Tue 3/24
10:53 pm-1:21 pm
1 stop11h 28m
Basseterre Robert Bradshaw Intl
Tue 3/31
2:24 pm-9:52 pm
2 stops34h 28m
$907
PortlandBasseterre
PDX - SKB
PDXSKB
Portland
Sun 3/29
11:59 pm-1:24 pm
2 stops34h 25m
Basseterre Robert Bradshaw Intl
Wed 4/1
2:24 pm-10:02 pm
2 stops34h 38m
$909
SeattleBasseterre
SEA - SKB
SEASKB
Seattle/Tacoma Intl
Wed 4/22
6:19 pm-1:30 pm
2 stops16h 11m
Basseterre Robert Bradshaw Intl
Tue 4/28
2:32 pm-10:41 am
2 stops23h 09m
$919
SeattleBasseterre
SEA - SKB
SEASKB
Seattle/Tacoma Intl
Sat 4/11
5:00 pm-1:30 pm
2 stops17h 30m
Basseterre Robert Bradshaw Intl
Sat 4/18
4:50 pm-10:51 am
2 stops21h 01m
$1,022
Showing 1-10 of 25 results
Best time to book a flight from Washington to Basseterre
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PDX-SKB
SEA-SKB
Estimated round-trip price
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Cheapflights Insights
Everything you need to know about your flight from Washington to Basseterre
USWA-SKB
PDX-SKB
SEA-SKB
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Alternative routes for Washington to Basseterre
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Top airline flying from Washington to Basseterre
Discover the top airline that operate flights from Washington to Basseterre. 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 February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$740 | Average$876 | FlexibilityNo cancel fee | On-time71% |