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Cheap flights from Washington, D.C. to Cagliari from $738

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, D.C. to Cagliari departing on 10/24. 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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Find the cheapest flights from Washington, D.C. to Cagliari

Cheap round-trip flights

Logo
5:00 pm - 5:30 pmIAD-CAG
18h 30m2 stops
Logo
7:55 pm - 4:15 pmCAG-IAD
25h 20m2 stops
$738
Find Deal
vie., oct. 24 - vie., oct. 31
Logo
8:45 pm - 5:30 pmIAD-CAG
14h 45m2 stops
Logo
6:30 am - 7:25 pmCAG-IAD
18h 55m2 stops
$781
Find Deal
vie., sep. 26 - mar., sep. 30
Logo
5:00 pm - 5:30 pmIAD-CAG
18h 30m2 stops
Logo
1:20 pm - 4:15 pmCAG-IAD
31h 55m3 stops
$792
Find Deal
vie., oct. 24 - vie., oct. 31
Logo
8:45 pm - 9:10 amIAD-CAG
30h 25m3 stops
Logo
6:30 am - 7:25 pmCAG-IAD
18h 55m2 stops
$826
Find Deal
vie., sep. 26 - mar., sep. 30
Logo
5:00 pm - 5:35 pmIAD-CAG
18h 35m3 stops
Logo
1:20 pm - 4:15 pmCAG-IAD
31h 55m3 stops
$959
Find Deal
vie., oct. 24 - vie., oct. 31
Logo
5:45 am - 11:40 pmBWI-CAG
35h 55m2 stops
Logo
7:30 am - 7:01 amCAG-BWI
29h 31m2 stops
$992
Find Deal
vie., sep. 26 - mar., sep. 30
Logo
5:45 am - 11:40 pmBWI-CAG
35h 55m2 stops
Logo
7:30 am - 9:58 amCAG-BWI
32h 28m3 stops
$1,007
Find Deal
vie., sep. 26 - mar., sep. 30
Iberia Logo
2:59 pm - 12:35 pmDCA-CAG
40h 36m2 stops
Iberia Logo
1:20 pm - 6:56 pmCAG-DCA
35h 36m2 stops
$1,565Iberia
Find Deal
sáb., nov. 1 - sáb., nov. 8
Iberia Logo
2:59 pm - 12:35 pmDCA-CAG
40h 36m2 stops
Iberia Logo
1:20 pm - 6:56 pmCAG-DCA
35h 36m2 stops
$1,572Iberia
Find Deal
sáb., nov. 1 - sáb., nov. 8
SWISS Logo
8:45 pm - 8:05 amIAD-CAG
29h 20m1 stop
SWISS Logo
8:55 am - 4:15 pmCAG-IAD
13h 20m1 stop
$1,768SWISS
Find Deal
vie., sep. 26 - mar., sep. 30

Iberia flights from Washington, D.C. to Cagliari

Our best Iberia deals on Washington, D.C. to Cagliari flight tickets
Iberia
Nov 1
DCA2:59 pmWashington, D.C. Reagan-National
40h 36m
2 stops
CAG12:35 pmCagliari Elmas
Nov 8
CAG1:20 pmCagliari Elmas
35h 36m
2 stops
DCA6:56 pmWashington, D.C. Reagan-National
$1,565
Find similar
Iberia
Nov 1
DCA2:59 pmWashington, D.C. Reagan-National
40h 36m
2 stops
CAG12:35 pmCagliari Elmas
Nov 8
CAG1:20 pmCagliari Elmas
35h 36m
2 stops
DCA6:56 pmWashington, D.C. Reagan-National
$1,572
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Cagliari that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

vie. 10/24

5:00 pm-5:30 pm

2 stops18h 30m

Cagliari Elmas

vie. 10/31

7:55 pm-4:15 pm

2 stops25h 20m

$738

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

vie. 9/26

8:45 pm-5:30 pm

2 stops14h 45m

Cagliari Elmas

mar. 9/30

6:30 am-7:25 pm

2 stops18h 55m

$781

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

vie. 10/24

5:00 pm-5:30 pm

2 stops18h 30m

Cagliari Elmas

vie. 10/31

1:20 pm-4:15 pm

3 stops31h 55m

$792

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

vie. 9/26

8:45 pm-9:10 am

3 stops30h 25m

Cagliari Elmas

mar. 9/30

6:30 am-7:25 pm

2 stops18h 55m

$826

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

vie. 10/24

5:00 pm-5:35 pm

3 stops18h 35m

Cagliari Elmas

vie. 10/31

1:20 pm-4:15 pm

3 stops31h 55m

$959

BaltimoreCagliari

BWI - CAG

BWICAG

Baltimore/Washington

vie. 9/26

5:45 am-11:40 pm

2 stops35h 55m

Cagliari Elmas

mar. 9/30

7:30 am-7:01 am

2 stops29h 31m

$992

BaltimoreCagliari

BWI - CAG

BWICAG

Baltimore/Washington

vie. 9/26

5:45 am-11:40 pm

2 stops35h 55m

Cagliari Elmas

mar. 9/30

7:30 am-9:58 am

3 stops32h 28m

$1,007

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

sáb. 11/1

2:59 pm-12:35 pm

2 stops40h 36m

Cagliari Elmas

sáb. 11/8

1:20 pm-6:56 pm

2 stops35h 36m

$1,565

Washington, D.C.Cagliari

DCA - CAG

DCACAG

Washington, D.C. Reagan-National

sáb. 11/1

2:59 pm-12:35 pm

2 stops40h 36m

Cagliari Elmas

sáb. 11/8

1:20 pm-6:56 pm

2 stops35h 36m

$1,572

Washington, D.C.Cagliari

IAD - CAG

IADCAG

Washington, D.C. Dulles Intl

vie. 9/26

8:45 pm-8:05 am

1 stop29h 20m

Cagliari Elmas

mar. 9/30

8:55 am-4:15 pm

1 stop13h 20m

$1,768

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. 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 day to depart on your flight to Cagliari?

The cheapest day to depart from Washington, D.C. to Cagliari is on a Wednesday when prices can be found for as low as $930. On the other hand, Sunday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,586.

What is the cheapest time of day to depart on your flight to Cagliari?

Our most recent data shows that the best time of day to fly to Cagliari is in the morning. Flights from Washington, D.C. to Cagliari during this time can be as low as $780. Try not to purchase tickets in the evening because they tend to be around $1,648. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Washington, D.C. to Cagliari

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Cagliari (WAS to CAG) flight deals and tips

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

Direct flights

None
There are no direct flights from Washington, D.C. to Cagliari. There are no popular flight routes from Washington, D.C. to Cagliari.
Search flight deals

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

    Washington, D.C. and Cagliari Elmas are 4422.5 mi apart from one another. Typically, this will take 14h 40m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. to Cagliari Elmas Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Cagliari Elmas Airport.

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

    The travel and health documents you'll need for your trip to Cagliari Elmas Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cagliari Elmas Airport. It is always advisable to seek 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?

Finding the right flight to Cagliari from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cagliari quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Cagliari flights to just show those with flexible booking policies.

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

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

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

Of course. momondo tracks the price of Washington, D.C. to Cagliari flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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