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Basseterre

$765+ Cheap flights from Washington to Basseterre (SKB)

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SKB
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Washington to Basseterre

Keep the following information in mind while searching for Washington to Basseterre flight deals. Data was last updated September 15, 2025.

Round-trip from

$695
(American Airlines)

Popular in

April

Cheapest in

September

Average price

$705
From Washington to Basseterre Robert Bradshaw Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Washington to Basseterre

Cheapest flights from Washington to Basseterre
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 September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/82:05 pmPDX - SKB
2 stops20h 30mAmerican Airlines
Sat 10/182:35 pmSKB - PDX
2 stops21h 56mAmerican Airlines
Deal found 9/14$765
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/305:43 pmSEA - SKB
2 stops16h 52mAmerican Airlines
Thu 11/64:28 pmSKB - SEA
2 stops23h 12mAmerican Airlines
Deal found 9/15$775
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Sun 10/129:52 pmPDX - SKB
2 stops12h 43mAmerican Airlines
Wed 10/152:35 pmSKB - PDX
2 stops23h 12mAmerican Airlines
Deal found 9/12$860
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/78:49 pmSEA - SKB
1 stop13h 46mAmerican Airlines
Fri 10/102:35 pmSKB - SEA
1 stop12h 00mAmerican Airlines
Deal found 9/12$916

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 September 15, 2025.
Use the filters below to find and compare flights from Washington to Basseterre that are best for you.

Fly from

Washington

Fly to

Basseterre

Route

Depart

Return

Price

PortlandBasseterre

PDX - SKB

PDXSKB

Portland

Wed 10/8

2:05 pm-1:35 pm

2 stops20h 30m

Basseterre Robert Bradshaw Intl

Sat 10/18

2:35 pm-9:31 am

2 stops21h 56m

$765

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Fri 2/27

11:07 pm-4:10 pm

1 stop13h 03m

Basseterre Robert Bradshaw Intl

Sun 3/8

4:25 pm-9:27 am

2 stops20h 02m

$775

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Thu 10/30

8:49 pm-1:35 pm

1 stop13h 46m

Basseterre Robert Bradshaw Intl

Thu 11/6

4:28 pm-10:53 am

2 stops22h 25m

$775

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Sat 2/14

11:59 pm-4:10 pm

2 stops12h 11m

Basseterre Robert Bradshaw Intl

Sat 2/21

5:30 pm-9:33 am

2 stops20h 03m

$820

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Sat 2/14

11:59 pm-4:10 pm

2 stops12h 11m

Basseterre Robert Bradshaw Intl

Fri 2/20

5:30 pm-11:56 am

2 stops22h 26m

$830

PortlandBasseterre

PDX - SKB

PDXSKB

Portland

Sun 10/12

9:52 pm-1:35 pm

2 stops12h 43m

Basseterre Robert Bradshaw Intl

Wed 10/15

2:35 pm-10:47 am

2 stops23h 12m

$860

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Fri 3/6

1:56 pm-2:07 pm

1 stop20h 11m

Basseterre Robert Bradshaw Intl

Sun 3/15

2:25 pm-11:21 pm

1 stop11h 56m

$881

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Tue 10/7

8:49 pm-1:35 pm

1 stop13h 46m

Basseterre Robert Bradshaw Intl

Fri 10/10

2:35 pm-11:35 pm

1 stop12h 00m

$916

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Washington to Basseterre

Have a flexible travel schedule? Discover the best time to fly to Basseterre from Washington with our price prediction graph.
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 to Basseterre

What is the cheapest time of day to fly from WA to SKB?

Find hourly flight availability from Washington to Basseterre. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from State of Washington to Basseterre, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Washington to Basseterre. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Basseterre from Washington?

    Basseterre Robert Bradshaw Intl (SKB), located 1.1 mi from the city center, is the airport you fly into when you book flights from Washington to Basseterre.

  • How long is the flight from State of Washington to Basseterre?

    There are many flights that can get you from State of Washington to Basseterre in 20h 30m. Fly via American Airlines to get the fastest option. The distance between State of Washington and Basseterre is about 3920 mi.

  • Can I find deals for flights from Washington to Basseterre that include hotel bookings?

    Yes. In addition to deals on Washington to Basseterre flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Basseterre?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Basseterre.

  • Can I find deals for business class flights from Washington to Basseterre?

    Yes. Cheapflights offers flight deals from Washington to Basseterre by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Basseterre?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Basseterre (average of $559). Flying from State of Washington to Basseterre in December is currently the most expensive (average of $677). 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.

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Alternative routes for Washington to Basseterre

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$705Average$850FlexibilityNo cancel feeOn-time71%

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