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Cheap flights from Washington, D.C. Reagan-National Airport to Cagliari from $892

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Cagliari departing on 7/19. 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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0 bags

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Cagliari

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:20 pm - 3:35 pm
DCA
-
CAG
20h 15m
2 stops
Multiple Airlines Logo
3:55 pm - 9:01 pm
CAG
-
DCA
34h 06m
2 stops
$987Multiple Airlines
Sat, Feb 28 - Sun, Mar 8
Multiple Airlines Logo
6:00 am - 5:45 pm
DCA
-
CAG
29h 45m
2 stops
Multiple Airlines Logo
9:10 am - 8:53 am
CAG
-
DCA
29h 43m
2 stops
$1,150Multiple Airlines
Fri, May 1 - Sat, May 9
Multiple Airlines Logo
6:00 am - 5:45 pm
DCA
-
CAG
29h 45m
2 stops
Multiple Airlines Logo
9:10 am - 9:55 pm
CAG
-
DCA
18h 45m
3 stops
$1,180Multiple Airlines
Fri, May 1 - Sat, May 9
Multiple Airlines Logo
6:00 am - 5:20 pm
DCA
-
CAG
30h 20m
3 stops
Multiple Airlines Logo
6:30 am - 8:55 am
CAG
-
DCA
31h 25m
3 stops
$1,363Multiple Airlines
Fri, Mar 13 - Fri, Mar 20
Multiple Airlines Logo
6:00 am - 5:10 pm
DCA
-
CAG
30h 10m
2 stops
Multiple Airlines Logo
6:00 am - 10:21 am
CAG
-
DCA
33h 21m
2 stops
$1,434Multiple Airlines
Fri, Mar 13 - Fri, Mar 20
Multiple Airlines Logo
7:00 pm - 12:35 pm
DCA
-
CAG
36h 35m
2 stops
Multiple Airlines Logo
1:20 pm - 4:37 pm
CAG
-
DCA
32h 17m
2 stops
$1,685Multiple Airlines
Sat, Mar 14 - Sat, Mar 21

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated January 29, 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sat 2/28

1:20 pm-3:35 pm

2 stops20h 15m

Cagliari Elmas

Sun 3/8

3:55 pm-9:01 pm

2 stops34h 06m

$987

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Fri 5/1

6:00 am-5:45 pm

2 stops29h 45m

Cagliari Elmas

Sat 5/9

9:10 am-8:53 am

2 stops29h 43m

$1,150

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Fri 5/1

6:00 am-5:45 pm

2 stops29h 45m

Cagliari Elmas

Sat 5/9

9:10 am-9:55 pm

3 stops18h 45m

$1,180

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Fri 3/13

6:00 am-5:20 pm

3 stops30h 20m

Cagliari Elmas

Fri 3/20

6:30 am-8:55 am

3 stops31h 25m

$1,363

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Fri 3/13

6:00 am-5:10 pm

2 stops30h 10m

Cagliari Elmas

Fri 3/20

6:00 am-10:21 am

2 stops33h 21m

$1,434

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sat 3/14

7:00 pm-12:35 pm

2 stops36h 35m

Cagliari Elmas

Sat 3/21

1:20 pm-4:37 pm

2 stops32h 17m

$1,685

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sun 7/19

6:59 am-5:05 pm

2 stops28h 06m

$892

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Wed 7/8

5:26 pm-8:25 pm

2 stops20h 59m

$1,255

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

Sat 6/20

7:17 pm-7:10 pm

2 stops41h 53m

$1,271

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Cagliari from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Cagliari

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 airline that flies from Washington, D.C. Reagan-National to Cagliari Elmas?

Air Canada and British Airways are the most popular carriers operating from Washington, D.C. Reagan-National to Cagliari Elmas

When to book flights from Washington, D.C. Reagan-National Airport to Cagliari

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Cagliari according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Cagliari (DCA to CAG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Cagliari

Fastest flight time

20h 15m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Cagliari takes 20h 15m
There are no direct flights from Washington, D.C. Reagan-National Airport to Cagliari. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Cagliari.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Cagliari Elmas by plane?

    Cagliari Elmas is 4424.5 mi away from Washington, D.C. Reagan-National. Flights usually cover this in 20h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Cagliari Elmas Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Cagliari Elmas Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Cagliari Elmas 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 Washington, D.C. Reagan-National Airport to Cagliari Elmas Airport.

  • What documentation or ID do you need to fly to Cagliari Elmas Airport?

    The necessary travel and health documents for your Cagliari Elmas Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Cagliari?

Book flights to Cagliari if you plan to visit one of these locations
Villasimius
Arbatax
Oristano
Pula

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Cagliari?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Cagliari. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Cagliari with flexible booking policies on momondo?

Yes. All flights to Cagliari from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Cagliari?

Once all potential Washington, D.C. to Cagliari flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Cagliari from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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