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Cheap flights from Seattle to Basseterre from $524

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Basseterre departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Basseterre

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:52 pm - 4:23 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
16h 31m2 stops Los Angeles Los Angeles Miami
American Airlines Logo
3:15 pm - 9:31 amSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
22h 16m2 stops Miami Chicago O'Hare Intl
$524American Airlines
Sat, Feb 6 - Sat, Feb 13
American Airlines Logo
11:11 pm - 4:23 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
13h 12m1 stop Miami
American Airlines Logo
3:47 pm - 11:42 pmSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
11h 55m1 stop Miami
$524American Airlines
Wed, Jan 13 - Thu, Jan 21
American Airlines Logo
6:15 pm - 1:40 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
16h 25m2 stops Phoenix Sky Harbor Intl Miami
American Airlines Logo
2:40 pm - 11:11 amSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
23h 31m2 stops Miami Dallas/Fort Worth
$524American Airlines
Mon, Sep 14 - Mon, Sep 21
American Airlines Logo
11:11 pm - 4:23 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
13h 12m1 stop Miami
American Airlines Logo
3:15 pm - 9:31 amSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
22h 16m2 stops Miami Chicago O'Hare Intl
$524American Airlines
Sat, Feb 6 - Sat, Feb 13
American Airlines Logo
5:34 pm - 1:40 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
17h 06m2 stops Dallas/Fort Worth Miami
American Airlines Logo
2:40 pm - 11:52 pmSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
12h 12m1 stop Miami
$524American Airlines
Mon, Sep 14 - Mon, Sep 21
American Airlines Logo
8:50 pm - 1:40 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
13h 50m1 stop Miami
American Airlines Logo
2:40 pm - 12:20 amSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
12h 40m1 stop Miami
$524American Airlines
Sun, Sep 27 - Sun, Oct 4
American Airlines Logo
5:47 pm - 4:23 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
18h 36m2 stops Dallas/Fort Worth Miami
American Airlines Logo
3:47 pm - 9:42 amSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
21h 55m2 stops Miami Dallas/Fort Worth
$529American Airlines
Wed, Jan 13 - Thu, Jan 21
American Airlines Logo
3:41 pm - 1:40 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
18h 59m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
2:40 pm - 9:31 amSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
21h 51m2 stops Miami Chicago O'Hare Intl
$529American Airlines
Sun, Sep 27 - Sun, Oct 4
Delta Logo
9:20 pm - 3:00 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
13h 40m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:20 pm - 10:35 amSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
22h 15m1 stop New York John F Kennedy Intl
$672Delta
Fri, Jan 15 - Sat, Jan 23
Delta Logo
9:20 pm - 3:00 pmSEA  Seattle/Tacoma Intl-SKB Basseterre Robert Bradshaw Intl
13h 40m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:20 pm - 2:47 pmSKB  Basseterre Robert Bradshaw Intl-SEA Seattle/Tacoma Intl
26h 27m2 stops New York John F Kennedy Intl Los Angeles Los Angeles
$677Delta
Fri, Jan 15 - Sat, Jan 23

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American Airlines flights from Seattle to Basseterre

Our best American Airlines deals on Seattle to Basseterre flight tickets
American Airlines
Feb 6
SEA7:52 pmSeattle/Tacoma Intl
16h 31m
2 stops
SKB4:23 pmBasseterre Robert Bradshaw Intl
Feb 13
SKB3:15 pmBasseterre Robert Bradshaw Intl
22h 16m
2 stops
SEA9:31 amSeattle/Tacoma Intl
$524
American Airlines
Sep 27
SEA3:41 pmSeattle/Tacoma Intl
18h 59m
2 stops
SKB1:40 pmBasseterre Robert Bradshaw Intl
Oct 4
SKB2:40 pmBasseterre Robert Bradshaw Intl
21h 51m
2 stops
SEA9:31 amSeattle/Tacoma Intl
$529
American Airlines
Jan 11
SEA11:11 pmSeattle/Tacoma Intl
11h 36m
1 stop
SKB2:47 pmBasseterre Robert Bradshaw Intl
Jan 22
SKB3:47 pmBasseterre Robert Bradshaw Intl
11h 55m
1 stop
SEA11:42 pmSeattle/Tacoma Intl
$639

United Airlines flights from Seattle to Basseterre

Our best United Airlines deals on Seattle to Basseterre flight tickets
United Airlines
Jan 13
SEA6:50 amSeattle/Tacoma Intl
30h 59m
2 stops
SKB5:49 pmBasseterre Robert Bradshaw Intl
Jan 21
SKB9:40 amBasseterre Robert Bradshaw Intl
38h 30m
3 stops
SEA8:10 pmSeattle/Tacoma Intl
$1,817
United Airlines
Feb 6
SEA10:40 pmSeattle/Tacoma Intl
39h 09m
3 stops
SKB5:49 pmBasseterre Robert Bradshaw Intl
Feb 13
SKB9:40 amBasseterre Robert Bradshaw Intl
16h 49m
2 stops
SEA10:29 pmSeattle/Tacoma Intl
$2,118

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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, momondo users made 832,500 searches. Data last updated August 17, 2026.
Use the filters below to find and compare flights from Seattle to Basseterre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Sat 2/6

7:52 pm-4:23 pm

2 stops16h 31m

Basseterre Robert Bradshaw Intl

Sat 2/13

3:15 pm-9:31 am

2 stops22h 16m

$524
Quickest round-trip

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Wed 1/13

11:11 pm-4:23 pm

1 stop13h 12m

Basseterre Robert Bradshaw Intl

Thu 1/21

3:47 pm-11:42 pm

1 stop11h 55m

$524

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Mon 9/14

6:15 pm-1:40 pm

2 stops16h 25m

Basseterre Robert Bradshaw Intl

Mon 9/21

2:40 pm-11:11 am

2 stops23h 31m

$524

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Sat 2/6

11:11 pm-4:23 pm

1 stop13h 12m

Basseterre Robert Bradshaw Intl

Sat 2/13

3:15 pm-9:31 am

2 stops22h 16m

$524

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Mon 9/14

5:34 pm-1:40 pm

2 stops17h 06m

Basseterre Robert Bradshaw Intl

Mon 9/21

2:40 pm-11:52 pm

1 stop12h 12m

$524

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Sun 9/27

8:50 pm-1:40 pm

1 stop13h 50m

Basseterre Robert Bradshaw Intl

Sun 10/4

2:40 pm-12:20 am

1 stop12h 40m

$524

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Wed 1/13

5:47 pm-4:23 pm

2 stops18h 36m

Basseterre Robert Bradshaw Intl

Thu 1/21

3:47 pm-9:42 am

2 stops21h 55m

$529

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Sun 9/27

3:41 pm-1:40 pm

2 stops18h 59m

Basseterre Robert Bradshaw Intl

Sun 10/4

2:40 pm-9:31 am

2 stops21h 51m

$529

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Fri 1/15

9:20 pm-3:00 pm

1 stop13h 40m

Basseterre Robert Bradshaw Intl

Sat 1/23

4:20 pm-10:35 am

1 stop22h 15m

$672

SeattleBasseterre

SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl

SEASKB

Seattle/Tacoma Intl

Fri 1/15

9:20 pm-3:00 pm

1 stop13h 40m

Basseterre Robert Bradshaw Intl

Sat 1/23

4:20 pm-2:47 pm

2 stops26h 27m

$677

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Seattle to Basseterre

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Seattle to Basseterre flights?

You could potentially save up to 27% on your flight if you consider stops on a Seattle to Basseterre flight.

When to book flights from Seattle to Basseterre

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Basseterre according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Basseterre (SEA to SKB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Basseterre

Best Price Found

$524

Fastest flight time

13h 19m

Direct flights

None
The best flight deal from Seattle to Basseterre found on momondo in the last 72 hours is $524
The fastest flight from Seattle to Basseterre takes 13h 19m
There are no direct flights from Seattle to Basseterre. There are no popular flight routes from Seattle to Basseterre.
Search flight deals

Frequently asked questions about flying from Seattle to Basseterre

  • How far is Seattle/Tacoma Intl to Basseterre Robert Bradshaw Intl by plane?

    Basseterre Robert Bradshaw Intl is 3933.1 mi away from Seattle/Tacoma Intl. By plane, this route typically takes 13h 19m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Basseterre Robert Bradshaw Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Basseterre Robert Bradshaw Intl Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Basseterre Robert Bradshaw Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Basseterre Robert Bradshaw Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Basseterre Robert Bradshaw Intl Airport.

  • What documentation or ID do you need to fly to Basseterre Robert Bradshaw Intl Airport?

    The travel and health documents you'll need for your trip to Basseterre Robert Bradshaw Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Basseterre Robert Bradshaw Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Basseterre?

Best airlines flying from Seattle to Basseterre

Compare and see reviews for airlines that fly from Seattle to Basseterre with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $503Free CancellationRating
7.1
11,945 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Basseterre?

Finding the right flight to Basseterre from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Basseterre quick and easy, saving you time and money.

Can I find flights from Seattle to Basseterre with flexible booking policies on momondo?

momondo does allow users to show only those flights to Basseterre from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Basseterre?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Basseterre.

I’m not ready to book a flight from Seattle to Basseterre right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Basseterre flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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