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Cagliari

$1,011+ Cheap flights from Reagan-National (DCA) to Cagliari (CAG)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — CAG
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Reagan-National to Cagliari

Cheapest flights from Reagan-National to Cagliari
Explore the most affordable flight options available from Reagan-National to Cagliari. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Air Canada deal was found by Cheapflights users on 2/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
DCA
-
CAG
2 stops29h 45m
Multiple Airlines
Sat 8/229:10 am
CAG
-
DCA
2 stops18h 38m
Multiple Airlines
Deal found 2/2$1,011
This FlightHub deal was found by Cheapflights users on 2/2. 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.
Tue 9/18:40 pm
DCA
-
CAG
2 stops39h 30m
Multiple Airlines
Mon 9/76:35 pm
CAG
-
DCA
2 stops45h 45m
Multiple Airlines
Deal found 2/2$1,136
This Travelocity deal was found by Cheapflights users on 2/2. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:00 am
DCA
-
CAG
2 stops29h 45m
Multiple Airlines
Sun 9/276:35 pm
CAG
-
DCA
2 stops33h 15m
Multiple Airlines
Deal found 2/2$1,159
This Air Canada deal was found by Cheapflights users on 2/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:00 am
DCA
-
CAG
2 stops29h 45m
Multiple Airlines
Sat 10/39:10 am
CAG
-
DCA
2 stops36h 30m
Multiple Airlines
Deal found 2/1$1,231
This Air Canada deal was found by Cheapflights users on 2/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
DCA
-
CAG
2 stops29h 45m
Multiple Airlines
Sun 9/611:00 am
CAG
-
DCA
2 stops16h 48m
Multiple Airlines
Deal found 2/1$1,233
This Expedia deal was found by Cheapflights users on 2/1. 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 9/187:22 pm
DCA
-
CAG
2 stops19h 48m
British Airways
Sat 10/311:40 am
CAG
-
DCA
2 stops17h 22m
British Airways
Deal found 2/1$1,294
This Orbitz deal was found by Cheapflights users on 1/31. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2111:00 am
DCA
-
CAG
2 stops27h 25m
Multiple Airlines
Tue 6/308:55 am
CAG
-
DCA
2 stops31h 23m
Multiple Airlines
Deal found 1/31$1,535
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:00 pm
DCA
-
CAG
2 stops19h 00m
Delta
Mon 9/285:05 pm
CAG
-
DCA
2 stops30h 02m
Delta
Deal found 2/2$1,571
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:00 pm
DCA
-
CAG
2 stops22h 25m
Delta
Mon 9/285:05 pm
CAG
-
DCA
2 stops31h 06m
Delta
Deal found 2/2$1,577
This Air Canada deal was found by Cheapflights users on 2/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:40 pm
DCA
-
CAG
2 stops39h 35m
Air Canada
Sat 6/209:10 am
CAG
-
DCA
2 stops18h 38m
Air Canada
Deal found 2/1$1,684
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/145:00 pm
DCA
-
CAG
2 stops17h 25m
Delta
Sun 6/215:05 pm
CAG
-
DCA
2 stops32h 13m
Delta
Deal found 2/1$1,882

Find flight deals from Reagan-National to Cagliari

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Cagliari (CAG). 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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,535
(Orbitz)

One-way from

$1,195
(KAYAK)
Provider with most accurate pricing for Washington, D.C. Reagan-National-Cagliari Elmas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Cagliari Elmas flights.
Search Deals
From Washington, D.C. Reagan-National to Cagliari Elmas
Search Deals
One-way flight from Washington, D.C. Reagan-National to Cagliari Elmas
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Cagliari 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 February 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Cagliari that are best for you.

Fly from

Reagan-National

Fly to

Cagliari

Route

Depart

Return

Price

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sun 6/21

11:00 am-8:25 pm

2 stops27h 25m

Cagliari Elmas

Tue 6/30

8:55 am-10:18 am

2 stops31h 23m

$1,535

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Fri 6/12

8:40 pm-6:15 pm

2 stops39h 35m

Cagliari Elmas

Sat 6/20

9:10 am-9:48 pm

2 stops18h 38m

$1,684

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sat 6/13

11:00 am-6:15 pm

2 stops25h 15m

Cagliari Elmas

Sat 6/20

9:10 am-9:48 pm

2 stops18h 38m

$1,684

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sun 6/14

5:00 pm-4:25 pm

2 stops17h 25m

Cagliari Elmas

Sun 6/21

5:05 pm-7:18 pm

2 stops32h 13m

$1,882

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sun 6/14

6:50 pm-4:25 pm

2 stops15h 35m

Cagliari Elmas

Sat 6/20

6:55 pm-4:29 pm

2 stops27h 34m

$3,674

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Mon 5/18

6:40 pm-12:55 pm

2 stops36h 15m

$1,195

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sun 5/17

11:00 am-5:05 pm

2 stops24h 05m

$3,268

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Fri 5/29

4:20 pm-6:15 pm

2 stops43h 55m

$3,358

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Tue 6/16

5:26 pm-7:20 pm

2 stops19h 54m

$4,738

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Cagliari 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. Reagan-National Airport-Cagliari flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Cagliari flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Cagliari 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. Reagan-National Airport-Cagliari 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 Reagan-National to Cagliari

Have a flexible travel schedule? Discover the best time to fly to Cagliari from Reagan-National 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 Reagan-National to Cagliari. 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 Cagliari from Washington, D.C. Reagan-National?

    Cagliari Elmas (CAG), located 4.0 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Reagan-National to Cagliari. 0 airlines have flights to Elmas from Washington, D.C. Reagan-National on a regular basis. Booking flights from Washington, D.C. Reagan-National to Cagliari Elmas should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Cagliari?

    Airlines like Air Canada and Delta fly from Washington, D.C. Reagan-National Airport to Cagliari in about 17h 25m. The time it takes to get you to your destination can typically vary by up to 22h 10m. The distance between Washington, D.C. Reagan-National Airport and Cagliari is about 4420 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Reagan-National to Cagliari that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Cagliari flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Cagliari?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Cagliari.

  • Can I find deals for business class flights from Reagan-National to Cagliari?

    Yes. Cheapflights offers flight deals from Reagan-National to Cagliari 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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