What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Basseterre round-trip?

American Airlines, at $618, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Basseterre. An alternate airline flying to your destination would be United Airlines. These flights start at 47% lower than the current average price 3 months from now.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Basseterre?

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Basseterre (average of $559). Flying from Washington, D.C. Dulles Intl Airport 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.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Basseterre?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Basseterre flight should consider departing on Thursday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Basseterre?

Users have found that flying from Washington, D.C. Dulles Intl Airport to Basseterre on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Basseterre?

Travelers have found it’s best to book a flight 29 days in advance to save up to 72% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 29 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. Dulles Intl Airport to Basseterre 1-2 weeks in advance for as low as $888, or $977 for flights within the next 24 hours.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Basseterre?

Due to multiple factors, expect to potentially pay more when booking in April. For low rates, October can be a great choice for travel to Basseterre. Flights to Basseterre from Washington, D.C. Dulles Intl Airport in October are about $771 on average during October, but can be found for as low as $565.

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

When flying from Washington, D.C. Dulles Intl Airport to Basseterre, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 20% versus a flight at noon.

What airport do you fly into for flights to Basseterre from Washington, D.C. Dulles Intl?

Most people fly into Basseterre Robert Bradshaw Intl (SKB) if they book a flight to Basseterre from Washington, D.C. Dulles Intl. On average, Robert Bradshaw Intl has 0 inbound flights from Washington, D.C. Dulles Intl per day from 1 airline. Basseterre Robert Bradshaw Intl is conveniently located just 1.1 mi from Basseterre’s city center.

Can I find deals for flights from Dulles Intl to Basseterre that include hotel bookings?

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

How can I find direct flights from Dulles Intl to Basseterre?

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

Can I find deals for business class flights from Dulles Intl to Basseterre?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$606+ Flights from Washington, D.C. Dulles Intl Airport to Basseterre

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Cheap flight deals from Dulles Intl to Basseterre

Round-trip from	$618 (American Airlines)
Popular in	February
Cheapest in	March
Average price	$950

From Washington, D.C. Dulles Intl to Basseterre Robert Bradshaw Intl

Search Deals

Highest demand for flights based on searches. 39% potential increase in price ($779 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 47% potential price decrease ($375 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

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Find flight deals from Dulles Intl to Basseterre

Cheapest flights from Dulles Intl to Basseterre
Explore the most affordable flight options available from Dulles Intl to Basseterre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Sun 10/58:39 amIAD - SKB

1 stop26h 41mUnited Airlines

Wed 11/511:55 amSKB - IAD

1 stop10h 00mUnited Airlines

Deal found 6/10

$606

Sun 9/78:13 pmIAD - SKB

2 stops17h 27mAmerican Airlines

Fri 9/192:42 pmSKB - IAD

2 stops19h 25mAmerican Airlines

Deal found 6/9

$618

Mon 8/48:15 amIAD - SKB

1 stop9h 34mMultiple Airlines

Sat 8/99:40 amSKB - IAD

1 stop11h 17mMultiple Airlines

Deal found 6/10

$1,319

Best flights from Dulles Intl to Basseterre
Discover carefully curated flight deals from Dulles Intl to Basseterre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Sun 9/78:13 pmIAD - SKB

2 stops17h 27mAmerican Airlines

Fri 9/192:42 pmSKB - IAD

2 stops19h 25mAmerican Airlines

Deal found 6/9

$618

Sun 8/105:28 pmIAD - SKB

1 stop17h 52mUnited Airlines

Sat 8/161:32 pmSKB - IAD

1 stop9h 23mUnited Airlines

Deal found 6/10

$729

Mon 8/48:15 amIAD - SKB

1 stop9h 34mMultiple Airlines

Sat 8/99:40 amSKB - IAD

1 stop11h 17mMultiple Airlines

Deal found 6/10

$1,319

Last-minute flights from Dulles Intl to Basseterre
Discover last-minute flight deals from Dulles Intl to Basseterre. Data last updated June 12, 2025 and is based on user searches.

Fri 6/2010:32 pmIAD - SKB

2 stops19h 17mUnited Airlines

Mon 6/239:40 amSKB - IAD

2 stops12h 37mUnited Airlines

Deal found 6/10

$3,301

Tue 7/88:06 pmIAD - SKB

2 stops17h 29mAmerican Airlines

Tue 7/152:35 pmSKB - IAD

2 stops26h 34mAmerican Airlines

Deal found 6/10

$678

Sun 7/135:28 pmIAD - SKB

1 stop17h 52mUnited Airlines

Thu 7/179:40 amSKB - IAD

1 stop11h 17mUnited Airlines

Deal found 6/10

$885

Sun 7/205:28 pmIAD - SKB

2 stops24h 21mMultiple Airlines

Thu 7/249:40 amSKB - IAD

1 stop11h 17mMultiple Airlines

Deal found 6/12

$1,400

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Basseterre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Basseterre

IAD - SKB

IADSKB

Washington, D.C. Dulles Intl

Sun 10/5

8:39 am-11:20 am

1 stop26h 41m

Basseterre Robert Bradshaw Intl

Wed 11/5

11:55 am-8:55 pm

1 stop10h 00m

$606

Washington, D.C.Basseterre

IAD - SKB

IADSKB

Washington, D.C. Dulles Intl

Sun 9/7

8:13 pm-1:40 pm

2 stops17h 27m

Basseterre Robert Bradshaw Intl

Fri 9/19

2:42 pm-10:07 am

2 stops19h 25m

$618

Washington, D.C.Basseterre

IAD - SKB

IADSKB

Washington, D.C. Dulles Intl

Mon 8/4

8:15 am-5:49 pm

1 stop9h 34m

Basseterre Robert Bradshaw Intl

Sat 8/9

9:40 am-8:57 pm

1 stop11h 17m

$1,319

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Dulles Intl to Basseterre

Have a flexible travel schedule? Discover the best time to fly to Basseterre from Dulles Intl 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, D.C. Dulles Intl Airport to Basseterre

Rainfall in Basseterre by month

In terms of precipitation, rainfall in Basseterre ranges from 1.9 - 5.6 inches per month. September is typically the wettest month, when rainfall can reach 5.6 in. February is typically the driest time to visit Basseterre when rainfall is around 1.9 in.

Temperature in Basseterre by month

If weather is an important factor for your trip to Basseterre, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Basseterre

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,790 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What airport do you fly into for flights to Basseterre from Washington, D.C. Dulles Intl?
Most people fly into Basseterre Robert Bradshaw Intl (SKB) if they book a flight to Basseterre from Washington, D.C. Dulles Intl. On average, Robert Bradshaw Intl has 0 inbound flights from Washington, D.C. Dulles Intl per day from 1 airline. Basseterre Robert Bradshaw Intl is conveniently located just 1.1 mi from Basseterre’s city center.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Basseterre round-trip?
American Airlines, at $618, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Basseterre. An alternate airline flying to your destination would be United Airlines. These flights start at 47% lower than the current average price 3 months from now.
Can I find deals for flights from Dulles Intl to Basseterre that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Basseterre flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Basseterre?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Basseterre.
Can I find deals for business class flights from Dulles Intl to Basseterre?
Yes. Cheapflights offers flight deals from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Basseterre?
Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Basseterre (average of $559). Flying from Washington, D.C. Dulles Intl Airport 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Dulles Intl to Basseterre

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$601	Average$732	FlexibilityNo cancel fee	On-time71%

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$606+ Cheap flights from Dulles Intl (IAD) 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Basseterre with Cheapflights

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Cheap flight deals from Dulles Intl to Basseterre

Round-trip from

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Average price

Find flight deals from Dulles Intl to Basseterre

Cheapest flights from Dulles Intl to BasseterreExplore the most affordable flight options available from Dulles Intl to Basseterre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Dulles Intl to Basseterre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Basseterre that are best for you.

Best time to book a flight from Dulles Intl to Basseterre

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Basseterre

Rainfall in Basseterre by month

Plan your trip to Basseterre by taking into account the average rainfall totals by month.

Temperature in Basseterre by month

Plan your trip to Basseterre by taking into account the average temperature totals by month.

Reviews of airlines servicing Basseterre

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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, D.C. Dulles Intl?

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Basseterre round-trip?

Can I find deals for flights from Dulles Intl to Basseterre that include hotel bookings?

How can I find direct flights from Dulles Intl to Basseterre?

Can I find deals for business class flights from Dulles Intl to Basseterre?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Basseterre?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Basseterre

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Dulles Intl to Basseterre

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Cheapest flights from Dulles Intl to Basseterre
Explore the most affordable flight options available from Dulles Intl to Basseterre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.