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Cheap flights from Washington, D.C. Reagan-National Airport to Olbia from $364

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 Olbia departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:19 pm - 8:25 pm
DCA
-
OLB
20h 06m
2 stops
Multiple Airlines Logo
9:15 pm - 8:06 pm
OLB
-
DCA
28h 51m
2 stops
$880Multiple Airlines
Sun, Sep 13 - Mon, Sep 21
Multiple Airlines Logo
2:54 pm - 11:55 am
DCA
-
OLB
15h 01m
2 stops
Multiple Airlines Logo
9:15 pm - 9:30 pm
OLB
-
DCA
30h 15m
2 stops
$887Multiple Airlines
Mon, Sep 14 - Mon, Sep 21
Multiple Airlines Logo
7:07 pm - 8:25 pm
DCA
-
OLB
19h 18m
2 stops
Multiple Airlines Logo
7:40 pm - 4:40 pm
OLB
-
DCA
27h 00m
2 stops
$898Multiple Airlines
Sun, Aug 2 - Tue, Aug 18
British Airways Logo
10:30 pm - 6:40 pm
DCA
-
OLB
38h 10m
2 stops
British Airways Logo
7:40 pm - 11:33 pm
OLB
-
DCA
33h 53m
2 stops
$918British Airways
Sun, Aug 2 - Tue, Aug 18
Delta Logo
11:00 am - 9:00 am
DCA
-
OLB
16h 00m
1 stop
Delta Logo
11:20 am - 10:47 pm
OLB
-
DCA
17h 27m
1 stop
$927Delta
Sun, Aug 16 - Thu, Sep 10
Delta Logo
6:02 am - 9:00 am
DCA
-
OLB
20h 58m
1 stop
Delta Logo
11:20 am - 10:59 pm
OLB
-
DCA
17h 39m
1 stop
$930Delta
Sun, Aug 2 - Tue, Aug 18
Delta Logo
5:40 pm - 6:15 pm
DCA
-
OLB
18h 35m
2 stops
Delta Logo
11:20 am - 8:38 pm
OLB
-
DCA
15h 18m
1 stop
$931Delta
Mon, Aug 17 - Thu, Sep 10
KLM Logo
11:00 am - 9:00 am
DCA
-
OLB
16h 00m
1 stop
KLM Logo
9:15 am - 8:35 pm
OLB
-
DCA
17h 20m
2 stops
$932KLM
Sun, Aug 16 - Wed, Sep 9
Delta Logo
7:40 pm - 9:00 am
DCA
-
OLB
31h 20m
1 stop
Delta Logo
11:20 am - 10:47 pm
OLB
-
DCA
17h 27m
1 stop
$933Delta
Sat, Aug 15 - Thu, Sep 10
Multiple Airlines Logo
6:02 am - 9:00 am
DCA
-
OLB
20h 58m
1 stop
Multiple Airlines Logo
11:20 am - 10:59 pm
OLB
-
DCA
17h 39m
2 stops
$934Multiple Airlines
Sun, Aug 2 - Tue, Aug 18

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British Airways flights from Washington, D.C. Reagan-National Airport to Olbia

Our best British Airways deals on Washington, D.C. Reagan-National Airport to Olbia flight tickets
British Airways
Aug 2
DCA10:30 pmWashington, D.C. Reagan-National
38h 10m
2 stops
OLB6:40 pmOlbia Costa Smeralda
Aug 18
OLB7:40 pmOlbia Costa Smeralda
33h 53m
2 stops
DCA11:33 pmWashington, D.C. Reagan-National
$918
British Airways
Aug 17
DCA6:23 pmWashington, D.C. Reagan-National
18h 17m
2 stops
OLB6:40 pmOlbia Costa Smeralda
Sep 7
OLB9:15 pmOlbia Costa Smeralda
32h 18m
2 stops
DCA11:33 pmWashington, D.C. Reagan-National
$985
British Airways
Sep 1
DCA6:23 pmWashington, D.C. Reagan-National
20h 12m
2 stops
OLB8:35 pmOlbia Costa Smeralda
Sep 8
OLB7:40 pmOlbia Costa Smeralda
33h 30m
2 stops
DCA11:10 pmWashington, D.C. Reagan-National
$1,054

KLM flights from Washington, D.C. Reagan-National Airport to Olbia

Our best KLM deals on Washington, D.C. Reagan-National Airport to Olbia flight tickets
KLM
Aug 16
DCA11:00 amWashington, D.C. Reagan-National
16h 00m
1 stop
OLB9:00 amOlbia Costa Smeralda
Sep 9
OLB9:15 amOlbia Costa Smeralda
17h 20m
2 stops
DCA8:35 pmWashington, D.C. Reagan-National
$932
KLM
Oct 9
DCA11:00 amWashington, D.C. Reagan-National
16h 00m
1 stop
OLB9:00 amOlbia Costa Smeralda
Oct 13
OLB11:20 amOlbia Costa Smeralda
17h 44m
1 stop
DCA11:04 pmWashington, D.C. Reagan-National
$950
KLM
Aug 2
DCA5:00 pmWashington, D.C. Reagan-National
34h 00m
1 stop
OLB9:00 amOlbia Costa Smeralda
Aug 18
OLB11:20 amOlbia Costa Smeralda
17h 39m
1 stop
DCA10:59 pmWashington, D.C. Reagan-National
$992

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 June 28, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Olbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sun 9/13

6:19 pm-8:25 pm

2 stops20h 06m

Olbia Costa Smeralda

Mon 9/21

9:15 pm-8:06 pm

2 stops28h 51m

$880

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Mon 9/14

2:54 pm-11:55 am

2 stops15h 01m

Olbia Costa Smeralda

Mon 9/21

9:15 pm-9:30 pm

2 stops30h 15m

$887

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sun 8/2

7:07 pm-8:25 pm

2 stops19h 18m

Olbia Costa Smeralda

Tue 8/18

7:40 pm-4:40 pm

2 stops27h 00m

$898

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sun 8/2

10:30 pm-6:40 pm

2 stops38h 10m

Olbia Costa Smeralda

Tue 8/18

7:40 pm-11:33 pm

2 stops33h 53m

$918

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sun 8/16

11:00 am-9:00 am

1 stop16h 00m

Olbia Costa Smeralda

Thu 9/10

11:20 am-10:47 pm

1 stop17h 27m

$927

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sun 8/2

6:02 am-9:00 am

1 stop20h 58m

Olbia Costa Smeralda

Tue 8/18

11:20 am-10:59 pm

1 stop17h 39m

$930

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Mon 8/17

5:40 pm-6:15 pm

2 stops18h 35m

Olbia Costa Smeralda

Thu 9/10

11:20 am-8:38 pm

1 stop15h 18m

$931
Quickest round-trip

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sun 8/16

11:00 am-9:00 am

1 stop16h 00m

Olbia Costa Smeralda

Wed 9/9

9:15 am-8:35 pm

2 stops17h 20m

$932

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sat 8/15

7:40 pm-9:00 am

1 stop31h 20m

Olbia Costa Smeralda

Thu 9/10

11:20 am-10:47 pm

1 stop17h 27m

$933

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sun 8/2

6:02 am-9:00 am

1 stop20h 58m

Olbia Costa Smeralda

Tue 8/18

11:20 am-10:59 pm

2 stops17h 39m

$934

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. Reagan-National 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. Reagan-National to Olbia Costa Smeralda?

Air France, Delta, and KLM are the most popular carriers operating from Washington, D.C. Reagan-National to Olbia Costa Smeralda

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Olbia (DCA to OLB) flight deals and tips

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

Fastest flight time

14h 10m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Olbia takes 14h 10m
There are no direct flights from Washington, D.C. Reagan-National Airport to Olbia. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Olbia.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Olbia

  • How far is Washington, D.C. Reagan-National to Olbia Costa Smeralda by plane?

    Olbia Costa Smeralda is 4383.2 mi away from Washington, D.C. Reagan-National. By plane, this route typically takes 14h 10m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Olbia Costa Smeralda Airport refresh daily.

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

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
Santa Teresa Gallura
Palau
Cala Gonone
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?

Finding the right flight to Olbia 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 Olbia quick and easy, saving you time and money.

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

Yes. All flights to Olbia 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 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?

If you are simply researching potential flights to Olbia, momondo offers a useful price alert feature which will track prices for flights to Olbia from Washington, D.C. and alert you when they change.

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