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Cheap flights from Washington, D.C. Dulles Intl Airport to Olbia from $320

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. Dulles Intl Airport to Olbia departing on 5/20. 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. Dulles Intl Airport to Olbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:15 pm - 6:15 pm
IAD
-
OLB
18h 00m
1 stop
Multiple Airlines Logo
10:35 pm - 3:35 pm
OLB
-
IAD
23h 00m
1 stop
$532Multiple Airlines
Wed, Aug 5 - Wed, Aug 19
Multiple Airlines Logo
7:59 pm - 6:15 pm
IAD
-
OLB
16h 16m
2 stops
Multiple Airlines Logo
10:35 pm - 3:35 pm
OLB
-
IAD
23h 00m
1 stop
$536Multiple Airlines
Wed, Aug 5 - Wed, Aug 19
Multiple Airlines Logo
7:59 pm - 9:00 am
IAD
-
OLB
31h 01m
1 stop
Multiple Airlines Logo
3:30 pm - 3:35 pm
OLB
-
IAD
30h 05m
1 stop
$603Multiple Airlines
Sat, Aug 8 - Fri, Aug 21
KLM Logo
5:40 pm - 3:20 pm
IAD
-
OLB
15h 40m
1 stop
KLM Logo
4:00 pm - 3:35 pm
OLB
-
IAD
29h 35m
1 stop
$637KLM
Fri, Aug 14 - Sat, Aug 22
Multiple Airlines Logo
7:15 pm - 1:10 pm
IAD
-
OLB
11h 55m
1 stop
Multiple Airlines Logo
11:00 pm - 3:30 pm
OLB
-
IAD
22h 30m
1 stop
$648Multiple Airlines
Fri, Aug 14 - Sat, Aug 22
British Airways Logo
7:15 pm - 1:10 pm
IAD
-
OLB
11h 55m
1 stop
British Airways Logo
2:05 pm - 8:20 pm
OLB
-
IAD
12h 15m
1 stop
$654British Airways
Fri, Aug 14 - Sat, Aug 22
Multiple Airlines Logo
4:25 pm - 4:35 pm
IAD
-
OLB
18h 10m
2 stops
Multiple Airlines Logo
9:40 am - 7:01 pm
OLB
-
IAD
15h 21m
2 stops
$673Multiple Airlines
Wed, Aug 5 - Wed, Aug 19
British Airways Logo
10:25 pm - 7:20 pm
IAD
-
OLB
14h 55m
1 stop
British Airways Logo
9:25 pm - 3:30 pm
OLB
-
IAD
24h 05m
2 stops
$749British Airways
Sat, Aug 8 - Fri, Aug 21
British Airways Logo
10:25 pm - 8:25 pm
IAD
-
OLB
16h 00m
1 stop
British Airways Logo
11:20 am - 8:20 pm
OLB
-
IAD
15h 00m
1 stop
$795British Airways
Sun, May 17 - Sun, May 24
British Airways Logo
7:15 pm - 7:20 pm
IAD
-
OLB
18h 05m
1 stop
British Airways Logo
7:40 pm - 5:25 pm
OLB
-
IAD
27h 45m
1 stop
$804British Airways
Sat, May 16 - Tue, May 26

Lufthansa flights from Washington, D.C. Dulles Intl Airport to Olbia

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Olbia flight tickets
Lufthansa
May 10
IAD10:20 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
OLB4:35 pmOlbia Costa Smeralda
May 18
OLB5:30 pmOlbia Costa Smeralda
26h 05m
2 stops
IAD1:35 pmWashington, D.C. Dulles Intl
$826
Lufthansa
May 10
IAD10:20 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
OLB4:35 pmOlbia Costa Smeralda
May 18
OLB5:30 pmOlbia Costa Smeralda
31h 55m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
$852
Lufthansa
May 17
IAD10:20 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
OLB4:35 pmOlbia Costa Smeralda
May 27
OLB12:00 pmOlbia Costa Smeralda
13h 25m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
$855

British Airways flights from Washington, D.C. Dulles Intl Airport to Olbia

Our best British Airways deals on Washington, D.C. Dulles Intl Airport to Olbia flight tickets
British Airways
Aug 14
IAD7:15 pmWashington, D.C. Dulles Intl
11h 55m
1 stop
OLB1:10 pmOlbia Costa Smeralda
Aug 22
OLB2:05 pmOlbia Costa Smeralda
12h 15m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$654
British Airways
Aug 8
IAD10:25 pmWashington, D.C. Dulles Intl
14h 55m
1 stop
OLB7:20 pmOlbia Costa Smeralda
Aug 21
OLB9:25 pmOlbia Costa Smeralda
24h 05m
2 stops
IAD3:30 pmWashington, D.C. Dulles Intl
$749
British Airways
May 17
IAD10:25 pmWashington, D.C. Dulles Intl
16h 00m
1 stop
OLB8:25 pmOlbia Costa Smeralda
May 24
OLB11:20 amOlbia Costa Smeralda
15h 00m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$795

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Olbia 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 February 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Olbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Wed 8/5

6:15 pm-6:15 pm

1 stop18h 00m

Olbia Costa Smeralda

Wed 8/19

10:35 pm-3:35 pm

1 stop23h 00m

$532

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Wed 8/5

7:59 pm-6:15 pm

2 stops16h 16m

Olbia Costa Smeralda

Wed 8/19

10:35 pm-3:35 pm

1 stop23h 00m

$536

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Sat 8/8

7:59 pm-9:00 am

1 stop31h 01m

Olbia Costa Smeralda

Fri 8/21

3:30 pm-3:35 pm

1 stop30h 05m

$603

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Fri 8/14

5:40 pm-3:20 pm

1 stop15h 40m

Olbia Costa Smeralda

Sat 8/22

4:00 pm-3:35 pm

1 stop29h 35m

$637

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Fri 8/14

7:15 pm-1:10 pm

1 stop11h 55m

Olbia Costa Smeralda

Sat 8/22

11:00 pm-3:30 pm

1 stop22h 30m

$648

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Fri 8/14

7:15 pm-1:10 pm

1 stop11h 55m

Olbia Costa Smeralda

Sat 8/22

2:05 pm-8:20 pm

1 stop12h 15m

$654

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Wed 8/5

4:25 pm-4:35 pm

2 stops18h 10m

Olbia Costa Smeralda

Wed 8/19

9:40 am-7:01 pm

2 stops15h 21m

$673

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Sat 8/8

10:25 pm-7:20 pm

1 stop14h 55m

Olbia Costa Smeralda

Fri 8/21

9:25 pm-3:30 pm

2 stops24h 05m

$749

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Sun 5/17

10:25 pm-8:25 pm

1 stop16h 00m

Olbia Costa Smeralda

Sun 5/24

11:20 am-8:20 pm

1 stop15h 00m

$795

Washington, D.C.Olbia

IAD - OLB

IADOLB

Washington, D.C. Dulles Intl

Sat 5/16

7:15 pm-7:20 pm

1 stop18h 05m

Olbia Costa Smeralda

Tue 5/26

7:40 pm-5:25 pm

1 stop27h 45m

$804

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Olbia from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Olbia

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. Dulles Intl to Olbia Costa Smeralda?

British Airways and Lufthansa are the most popular carriers operating from Washington, D.C. Dulles Intl to Olbia Costa Smeralda

When to book flights from Washington, D.C. Dulles Intl Airport to Olbia

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

Cheap Washington, D.C. Dulles Intl Airport to Olbia (IAD to OLB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Olbia

Fastest flight time

14h 55m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Olbia takes 14h 55m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Olbia. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Olbia.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Olbia Costa Smeralda by plane?

    The distance between Washington, D.C. Dulles Intl and Olbia Costa Smeralda is about 4398.3 mi. 14h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Olbia Costa Smeralda Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Olbia Costa Smeralda Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Olbia Costa Smeralda Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Olbia Costa Smeralda Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Olbia Costa Smeralda Airport.

  • What documentation or ID do you need to fly to Olbia Costa Smeralda Airport?

    The travel and health documents required for your trip to Olbia Costa Smeralda Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Olbia Costa Smeralda Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Olbia?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Olbia

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Olbia with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $726Free CancellationRating
6.8
7,815 reviews
Search Lufthansa flights

Traveling to a place near Olbia?

Book flights to Olbia if you plan to visit one of these locations
Porto Cervo
San Teodoro
La Maddalena
Cala Gonone
Santa Teresa Gallura
Palau
Golfo Aranci
Porto Rotondo
Costa Smeralda

Why use momondo?

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

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 Olbia. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Olbia from Washington, D.C..

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

Of course. momondo tracks the price of Washington, D.C. to Olbia 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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