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Espargos

$561+ Cheap flights from Dulles Intl (IAD) to Espargos (SID)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SID
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Dulles Intl to Espargos

Cheapest flights from Dulles Intl to Espargos
Explore the most affordable flight options available from Dulles Intl to Espargos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/149:30 pm
IAD
-
SID
2 stops39h 45m
Multiple Airlines
Fri 3/201:05 am
SID
-
IAD
2 stops47h 00m
Multiple Airlines
Deal found 1/28$1,253
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/135:25 pm
IAD
-
SID
2 stops51h 40m
Multiple Airlines
Fri 3/2010:20 pm
SID
-
IAD
2 stops25h 55m
Multiple Airlines
Deal found 1/27$1,256
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/27. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:35 pm
IAD
-
SID
1 stop21h 40m
TAP AIR PORTUGAL
Tue 8/1812:15 am
SID
-
IAD
1 stop41h 50m
TAP AIR PORTUGAL
Deal found 1/27$1,321
This FlightHub deal was found by Cheapflights users on 1/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:35 pm
IAD
-
SID
1 stop21h 40m
TAP AIR PORTUGAL
Sun 5/3112:45 pm
SID
-
IAD
1 stop29h 20m
TAP AIR PORTUGAL
Deal found 1/27$1,336
This FlightHub deal was found by Cheapflights users on 1/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:20 pm
IAD
-
SID
2 stops21h 55m
Multiple Airlines
Tue 6/3012:15 am
SID
-
IAD
2 stops21h 46m
Multiple Airlines
Deal found 1/28$1,367
This BusinessClass deal was found by Cheapflights users on 1/27. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:25 pm
IAD
-
SID
1 stop21h 50m
Lufthansa
Tue 8/1812:15 am
SID
-
IAD
2 stops22h 45m
Lufthansa
Deal found 1/27$1,421

Find flight deals from Dulles Intl to Espargos

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Espargos (SID). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,253
(Expedia)

One-way from

$561
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Espargos Amilcar Cabral Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Espargos Amilcar Cabral Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Espargos Amilcar Cabral Intl
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Espargos Amilcar Cabral Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Espargos 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 January 29, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Espargos that are best for you.

Fly from

Dulles Intl

Fly to

Espargos

Route

Depart

Return

Price

Washington, D.C.Espargos

IAD - SID

IADSID

Washington, D.C. Dulles Intl

Sat 3/14

9:30 pm-4:15 pm

2 stops39h 45m

Espargos Amilcar Cabral Intl

Fri 3/20

1:05 am-9:05 pm

2 stops47h 00m

$1,253

Washington, D.C.Espargos

IAD - SID

IADSID

Washington, D.C. Dulles Intl

Fri 3/13

5:25 pm-12:05 am

2 stops51h 40m

Espargos Amilcar Cabral Intl

Fri 3/20

10:20 pm-9:15 pm

2 stops25h 55m

$1,256

Washington, D.C.Espargos

IAD - SID

IADSID

Washington, D.C. Dulles Intl

Sat 5/23

10:35 pm-11:15 pm

1 stop21h 40m

Espargos Amilcar Cabral Intl

Sun 5/31

12:45 pm-3:05 pm

1 stop29h 20m

$1,336

Washington, D.C.Espargos

IAD - SID

IADSID

Washington, D.C. Dulles Intl

Wed 6/24

10:20 pm-11:15 pm

2 stops21h 55m

Espargos Amilcar Cabral Intl

Tue 6/30

12:15 am-7:01 pm

2 stops21h 46m

$1,367

Washington, D.C.Espargos

IAD - SID

IADSID

Washington, D.C. Dulles Intl

Fri 3/13

11:30 pm-12:30 pm

1 stop34h 00m

Espargos Amilcar Cabral Intl

Thu 3/19

1:05 am-10:00 pm

1 stop23h 55m

$1,475

Washington, D.C.Espargos

IAD - SID

IADSID

Washington, D.C. Dulles Intl

Sat 3/14

6:30 pm-12:05 am

1 stop26h 35m

Espargos Amilcar Cabral Intl

Fri 3/20

1:05 am-4:15 pm

1 stop18h 10m

$1,498

Washington, D.C.Espargos

IAD - SID

IADSID

Washington, D.C. Dulles Intl

Wed 6/17

5:15 pm-3:20 pm

2 stops43h 05m

$561

Washington, D.C.Espargos

IAD - SID

IADSID

Washington, D.C. Dulles Intl

Wed 6/17

9:00 pm-12:30 am

1 stop24h 30m

$696

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Compare providers for flights from Dulles Intl to Espargos

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Espargos in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Espargos flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Espargos flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Espargos flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Espargos flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Espargos flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Espargos

Have a flexible travel schedule? Discover the best time to fly to Espargos 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.

Related info for your journey

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

    If you book a flight to Espargos from Washington, D.C. Dulles Intl, you will be flying to Amilcar Cabral Intl, which is the city’s only airport. Espargos Amilcar Cabral Intl (SID) is located 1.0 mi from the center of Espargos. There are 0 flights from Washington, D.C. Dulles Intl to Amilcar Cabral Intl per day from 0 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Espargos?

    TAP AIR PORTUGAL can get you from Washington, D.C. Dulles Intl Airport to Espargos in just under 21h 40m. Your travel time can differ by up to . There are 3601 mi between Washington, D.C. Dulles Intl Airport and Espargos.

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

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

  • How can I find direct flights from Dulles Intl to Espargos?

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

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

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

See more FAQs

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