Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Washington to Basseterre from $746

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Basseterre departing on 9/16. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington to Basseterre

Cheap round-trip flights

American Airlines Logo
8:51 pm - 1:40 pmSEA-SKB
13h 49m1 stop
American Airlines Logo
2:42 pm - 11:59 pmSKB-SEA
12h 17m1 stop
$746American Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 23
American Airlines Logo
8:51 pm - 1:40 pmSEA-SKB
13h 49m1 stop
American Airlines Logo
2:42 pm - 9:21 amSKB-SEA
21h 39m2 stops
$750American Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 23
Delta Logo
3:20 pm - 2:44 pmSEA-SKB
19h 24m1 stop
Delta Logo
4:04 pm - 10:29 amSKB-SEA
22h 25m1 stop
$766Delta
Find Deal
Fri, Jan 30 - Sat, Feb 7
American Airlines Logo
8:08 pm - 1:40 pmSEA-SKB
14h 32m1 stop
American Airlines Logo
2:42 pm - 11:59 pmSKB-SEA
12h 17m1 stop
$776American Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
American Airlines Logo
8:08 pm - 1:40 pmSEA-SKB
14h 32m1 stop
American Airlines Logo
2:42 pm - 10:50 amSKB-SEA
23h 08m2 stops
$780American Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
American Airlines Logo
3:43 pm - 1:40 pmSEA-SKB
18h 57m2 stops
American Airlines Logo
2:42 pm - 9:19 amSKB-SEA
21h 37m2 stops
$810American Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
American Airlines Logo
10:57 pm - 4:15 pmSEA-SKB
13h 18m1 stop
American Airlines Logo
3:30 pm - 11:27 pmSKB-SEA
11h 57m1 stop
$826American Airlines
Find Deal
Sat, Jan 31 - Wed, Feb 4
American Airlines Logo
7:40 am - 1:35 pmPDX-SKB
26h 55m2 stops
American Airlines Logo
2:35 pm - 1:01 pmSKB-PDX
25h 26m2 stops
$830American Airlines
Find Deal
Sun, Oct 12 - Thu, Oct 16
United Airlines Logo
10:26 pm - 1:34 pmSEA-SKB
11h 08m1 stop
United Airlines Logo
9:40 am - 10:29 pmSKB-SEA
16h 49m2 stops
$1,228United Airlines
Find Deal
Fri, Jan 30 - Thu, Feb 5
United Airlines Logo
5:11 pm - 1:34 pmSEA-SKB
16h 23m2 stops
United Airlines Logo
2:40 pm - 9:56 amSKB-SEA
23h 16m2 stops
$1,707United Airlines
Find Deal
Fri, Dec 12 - Sat, Jan 3

American Airlines flights from State of Washington to Basseterre

Our best American Airlines deals on State of Washington to Basseterre flight tickets
American Airlines
Sep 16
SEA8:51 pmSeattle/Tacoma Intl
13h 49m
1 stop
SKB1:40 pmBasseterre Robert Bradshaw Intl
Sep 23
SKB2:42 pmBasseterre Robert Bradshaw Intl
12h 17m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$746
Find similar
American Airlines
Sep 16
SEA8:51 pmSeattle/Tacoma Intl
13h 49m
1 stop
SKB1:40 pmBasseterre Robert Bradshaw Intl
Sep 23
SKB2:42 pmBasseterre Robert Bradshaw Intl
21h 39m
2 stops
SEA9:21 amSeattle/Tacoma Intl
$750
Find similar
American Airlines
Sep 2
SEA8:08 pmSeattle/Tacoma Intl
14h 32m
1 stop
SKB1:40 pmBasseterre Robert Bradshaw Intl
Sep 9
SKB2:42 pmBasseterre Robert Bradshaw Intl
12h 17m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$776
Find similar

United Airlines flights from State of Washington to Basseterre

Our best United Airlines deals on State of Washington to Basseterre flight tickets
United Airlines
Jan 30
SEA10:26 pmSeattle/Tacoma Intl
11h 08m
1 stop
SKB1:34 pmBasseterre Robert Bradshaw Intl
Feb 5
SKB9:40 amBasseterre Robert Bradshaw Intl
16h 49m
2 stops
SEA10:29 pmSeattle/Tacoma Intl
$1,228
Find similar
United Airlines
Dec 12
SEA5:11 pmSeattle/Tacoma Intl
16h 23m
2 stops
SKB1:34 pmBasseterre Robert Bradshaw Intl
Jan 3
SKB2:40 pmBasseterre Robert Bradshaw Intl
23h 16m
2 stops
SEA9:56 amSeattle/Tacoma Intl
$1,707
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of 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, momondo users made 832,500 searches. Data last updated August 4, 2025.
Use the filters below to find and compare flights from Washington to Basseterre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Tue 9/16

8:51 pm-1:40 pm

1 stop13h 49m

Basseterre Robert Bradshaw Intl

Tue 9/23

2:42 pm-11:59 pm

1 stop12h 17m

$746

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Tue 9/16

8:51 pm-1:40 pm

1 stop13h 49m

Basseterre Robert Bradshaw Intl

Tue 9/23

2:42 pm-9:21 am

2 stops21h 39m

$750

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Fri 1/30

3:20 pm-2:44 pm

1 stop19h 24m

Basseterre Robert Bradshaw Intl

Sat 2/7

4:04 pm-10:29 am

1 stop22h 25m

$766

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Tue 9/2

8:08 pm-1:40 pm

1 stop14h 32m

Basseterre Robert Bradshaw Intl

Tue 9/9

2:42 pm-11:59 pm

1 stop12h 17m

$776

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Tue 9/2

8:08 pm-1:40 pm

1 stop14h 32m

Basseterre Robert Bradshaw Intl

Tue 9/9

2:42 pm-10:50 am

2 stops23h 08m

$780

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Tue 9/2

3:43 pm-1:40 pm

2 stops18h 57m

Basseterre Robert Bradshaw Intl

Tue 9/9

2:42 pm-9:19 am

2 stops21h 37m

$810

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Sat 1/31

10:57 pm-4:15 pm

1 stop13h 18m

Basseterre Robert Bradshaw Intl

Wed 2/4

3:30 pm-11:27 pm

1 stop11h 57m

$826

PortlandBasseterre

PDX - SKB

PDXSKB

Portland

Sun 10/12

7:40 am-1:35 pm

2 stops26h 55m

Basseterre Robert Bradshaw Intl

Thu 10/16

2:35 pm-1:01 pm

2 stops25h 26m

$830

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Fri 1/30

10:26 pm-1:34 pm

1 stop11h 08m

Basseterre Robert Bradshaw Intl

Thu 2/5

9:40 am-10:29 pm

2 stops16h 49m

$1,228

SeattleBasseterre

SEA - SKB

SEASKB

Seattle/Tacoma Intl

Fri 12/12

5:11 pm-1:34 pm

2 stops16h 23m

Basseterre Robert Bradshaw Intl

Sat 1/3

2:40 pm-9:56 am

2 stops23h 16m

$1,707

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Basseterre from

How to get the cheapest flight ticket from State of Washington 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

What is the cheapest day to depart on your flight to Basseterre?

The cheapest day to depart on your flight to Basseterre is on a Tuesday when prices can be found for as low as $781. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Basseterre on Saturday is $1,138.

Can stopping save me money on State of Washington to Basseterre flights?

You could potentially save up to 6% on your flight if you consider stops on a State of Washington to Basseterre flight.

Cheap State of Washington to Basseterre flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Basseterre

Best Price Found

$746

Fastest flight time

11h 08m

Direct flights

None

Airports in Basseterre

1 airport
The best flight deal from State of Washington to Basseterre found on momondo in the last 72 hours is $746
The fastest flight from State of Washington to Basseterre takes 11h 08m
There are no direct flights from State of Washington to Basseterre. Popular non-direct routes for this connection are Seattle/Tacoma Intl Airport - Basseterre Robert Bradshaw Intl Airport and Portland Airport - Basseterre Robert Bradshaw Intl Airport.
There is 1 airport near Basseterre: Basseterre Robert Bradshaw Intl (SKB)
Search flight deals

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

    Prices for flights from Washington to Basseterre Robert Bradshaw Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Basseterre Robert Bradshaw Intl Airport.

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

    The required travel and health documents for your Basseterre Robert Bradshaw Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Basseterre Robert Bradshaw Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from State of Washington to Basseterre

Compare and see reviews for airlines that fly from State of Washington to Basseterre with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $705Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Basseterre. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Basseterre from Washington with this policy.

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

momondo provides multiple filters to help you find the best flight to Basseterre from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Basseterre from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Basseterre trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 8/9
Sat 8/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Saint Kitts and Nevis

Airports servicing Saint Kitts and Nevis

Newcastle Airport
St Kitts Airport
Nevis Island Airport