IAD - CAG

$825 Find Cheap Flights from Washington, D.C. to Cagliari - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$825
Typical prices: $1,114-$1,395
Multiple Airlines
Sat 12/1Sat 12/8
IAD - CAG • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Cagliari. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 22% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Madrid Barajas (MAD)
Cheapest • Avg $881 (round-trip)
Paris Charles de Gaulle (CDG)
Shortest trip • 12h 17m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Washington, D.C. to Cagliari (IAD-CAG)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Cagliari

Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
4:30 pm - 12:10 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
13h 40m1 stop Rome Fiumicino
Multiple Airlines Logo
7:00 am - 2:30 pmCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Rome Fiumicino
$825Multiple Airlines
Thu, Nov 12 - Sun, Nov 22
Multiple Airlines Logo
1:30 pm - 9:55 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
26h 25m2 stops Istanbul Bologna Guglielmo Marconi
Multiple Airlines Logo
7:50 am - 11:45 amCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
33h 55m2 stops Bologna Guglielmo Marconi Istanbul
$831Multiple Airlines
Thu, Nov 12 - Sat, Nov 21
Multiple Airlines Logo
7:40 pm - 11:25 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
21h 45m2 stops Reykjavik Keflavik Intl London Gatwick
Multiple Airlines Logo
5:40 pm - 7:05 pmCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
31h 25m3 stops Bergamo Orio Al Serio Sevilla Casablanca Mohamed V
$840Multiple Airlines
Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
5:25 pm - 6:35 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
19h 10m2 stops Lisbon Humberto Delgado Milan Malpensa
Multiple Airlines Logo
5:05 pm - 8:30 pmCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
33h 25m2 stops Milan Malpensa Lisbon Humberto Delgado
$854Multiple Airlines
Wed, Nov 18 - Wed, Nov 25
Multiple Airlines Logo
9:20 pm - 10:00 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
18h 40m2 stops Istanbul Venice Marco Polo
Multiple Airlines Logo
1:30 pm - 7:25 pmCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
35h 55m2 stops Venice Marco Polo Istanbul
$881Multiple Airlines
Fri, Nov 6 - Sat, Nov 14
Multiple Airlines Logo
2:30 pm - 2:10 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
17h 40m2 stops Istanbul Rome Fiumicino
Multiple Airlines Logo
11:00 am - 11:45 amCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
30h 45m2 stops Rome Fiumicino Istanbul
$895Multiple Airlines
Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
7:40 pm - 10:45 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
21h 05m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Rome Fiumicino
Multiple Airlines Logo
5:05 pm - 8:30 pmCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
33h 25m2 stops Milan Malpensa Lisbon Humberto Delgado
$938Multiple Airlines
Thu, Nov 12 - Sat, Nov 21
Multiple Airlines Logo
8:30 pm - 10:45 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
20h 15m2 stops Kastrup Copenhagen Rome Fiumicino
Multiple Airlines Logo
9:00 am - 6:50 pmCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
15h 50m2 stops Rome Fiumicino Kastrup Copenhagen
$977Multiple Airlines
Fri, Nov 6 - Sat, Nov 14
SWISS Logo
8:10 pm - 5:00 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
14h 50m1 stop Zurich
SWISS Logo
5:45 pm - 5:00 pmCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
29h 15m1 stop Zurich
$983SWISS
Fri, Nov 6 - Sat, Nov 14
Multiple Airlines Logo
8:10 pm - 5:00 pmIAD  Washington, D.C. Dulles Intl-CAG Cagliari Elmas
14h 50m1 stop Zurich
Multiple Airlines Logo
5:45 pm - 8:10 pmCAG  Cagliari Elmas-IAD Washington, D.C. Dulles Intl
32h 25m2 stops Zurich Toronto Pearson Intl
$991Multiple Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Cagliari flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Cagliari?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Cagliari. It’s 12% cheaper than the average day, while Friday is the most expensive, with prices 27% higher.

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Key details for Washington, D.C. Dulles Intl Airport to Cagliari flights

Low season

February

Cheapest flight

$825
Beat the crowds with an average 89% drop in travelers.
The most popular month to fly with an average 110% increase in travelers.
Round-trip flight from Washington, D.C. Dulles Intl Airport to Cagliari

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

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Cagliari based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Cagliari flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Cagliari?

    Two cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to Cagliari:

    • Economy Class
    • Business Class

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

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Cagliari takes 00m, covering 4,436 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Cagliari?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Cagliari flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Cagliari range from $1,114 to $1,395, with an average of $1,257 over the past 12 months. Anything below $1,114 counts as a good deal.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Cagliari changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $825 to $1,675. That means the highest observed fare was about 2x higher than the lowest one.

  • What car rental options are available at Cagliari Elmas Airport (CAG)?

    Cagliari Elmas Airport (CAG) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

    • GREEN MOTION
    • Galdierirent
    • Rent Smart 24
    • Felirent
    • SURPRICE CAR RENTAL

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Cagliari?

    Flights from Washington, D.C. Dulles Intl Airport to Cagliari usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Cagliari Elmas (CAG).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Cagliari pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to Cagliari most commonly connect through:

    • Paris Charles de Gaulle (CDG) - 27% of one-stop connections
    • Rome Fiumicino (FCO) - 27% of one-stop connections
    • Zurich (ZRH) - 27% of one-stop connections
    • Dublin (DUB) - 9% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Cagliari?

    Yes. Flexible dates can save you up to 31% on flights from Washington, D.C. Dulles Intl Airport to Cagliari. Monday is the cheapest departure day at $1,109 round-trip on average, while Friday is the most expensive at $1,599, a difference of $490.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Cagliari?

    Flying via Paris Charles de Gaulle (CDG) gives the shortest average 1-stop total travel time at 12h 17m, compared with 12h 57m via Rome Fiumicino (FCO) and 13h 59m via Dublin (DUB).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Cagliari?

    Cagliari is 6 hours ahead of Washington, D.C. Dulles Intl Airport (Central European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to Cagliari flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Friday. On this route, Monday flights average $1,109, about $490 less than Friday fares (31% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Cagliari trip for April. Fares historically average $976 round-trip in that month - typically $798 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from Washington, D.C. to Cagliari

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