Cheap flights from Seattle to Basseterre from $784
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 11/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Sat 11/14
9:14 pm-2:33 pm
1 stop13h 19m
Basseterre Robert Bradshaw Intl
Fri 11/20
3:31 pm-11:59 pm
1 stop12h 28m
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Sat 11/14
4:30 pm-2:33 pm
2 stops18h 03m
Basseterre Robert Bradshaw Intl
Fri 11/20
3:31 pm-9:43 am
2 stops22h 12m
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Tue 2/23
8:30 am-5:49 pm
3 stops29h 19m
Basseterre Robert Bradshaw Intl
Thu 2/25
9:40 am-8:40 pm
2 stops15h 00m
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Tue 2/23
8:30 am-5:49 pm
3 stops29h 19m
Basseterre Robert Bradshaw Intl
Thu 2/25
9:40 am-8:40 pm
2 stops15h 00m
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Tue 2/23
8:30 am-5:49 pm
3 stops29h 19m
Basseterre Robert Bradshaw Intl
Thu 2/25
9:40 am-10:59 am
2 stops29h 19m
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Tue 2/23
8:30 am-5:49 pm
3 stops29h 19m
Basseterre Robert Bradshaw Intl
Thu 2/25
9:40 am-8:40 pm
3 stops39h 00m
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Tue 2/23
8:00 am-5:49 pm
2 stops29h 49m
Basseterre Robert Bradshaw Intl
Thu 2/25
9:40 am-10:59 am
2 stops29h 19m
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Tue 2/23
8:30 am-5:49 pm
3 stops29h 19m
Basseterre Robert Bradshaw Intl
Thu 2/25
9:40 am-8:40 pm
3 stops39h 00m
SeattleBasseterre
SEA Seattle/Tacoma Intl - SKB Basseterre Robert Bradshaw Intl
SEASKB
Seattle/Tacoma Intl
Tue 2/23
8:00 am-5:49 pm
2 stops29h 49m
Basseterre Robert Bradshaw Intl
Thu 2/25
9:40 am-8:40 pm
2 stops15h 00m
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How to get the cheapest flight ticket from Seattle to Basseterre
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When to book flights from Seattle to Basseterre
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
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 14h 22m.
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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Basseterre Robert Bradshaw Intl Airport is 1 as of October 2026.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Basseterre is American Airlines (100% of total bookings).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $503 | Free Cancellation | Rating 7.0 12,129 reviews |
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.