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Cheap flights from Washington, D.C. Reagan-National Airport to Olbia from $831

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. Reagan-National Airport to Olbia departing on 9/18. 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. Reagan-National Airport to Olbia (DCA-OLB)

Cheap round-trip flights

British Airways Logo
6:45 am - 8:35 pmDCA-OLB
31h 50m2 stops
British Airways Logo
9:20 pm - 11:07 pmOLB-DCA
31h 47m2 stops
$831British Airways
Find Deal
Thu, Sep 18 - Wed, Sep 24
Logo
1:39 pm - 8:35 pmDCA-OLB
24h 56m2 stops
Logo
9:20 pm - 11:07 pmOLB-DCA
31h 47m2 stops
$1,066
Find Deal
Thu, Sep 18 - Wed, Sep 24
Delta Logo
11:00 am - 10:40 amDCA-OLB
17h 40m2 stops
Delta Logo
1:30 pm - 11:53 pmOLB-DCA
16h 23m2 stops
$1,362Delta
Find Deal
Fri, Sep 5 - Fri, Sep 12
British Airways Logo
7:23 pm - 6:35 pmDCA-OLB
17h 12m2 stops
British Airways Logo
12:30 pm - 11:26 pmOLB-DCA
16h 56m2 stops
$1,830British Airways
Find Deal
Mon, Sep 22 - Thu, Sep 25
Logo
6:20 pm - 7:00 pmDCA-OLB
18h 40m2 stops
Logo
9:35 am - 10:11 pmOLB-DCA
18h 36m2 stops
$2,081
Find Deal
Sat, Sep 6 - Mon, Sep 15
British Airways Logo
3:35 pm - 1:15 pmDCA-OLB
15h 40m2 stops
British Airways Logo
2:05 pm - 7:59 amOLB-DCA
23h 54m2 stops
$2,263British Airways
Find Deal
Fri, Sep 5 - Sat, Sep 13
British Airways Logo
1:39 pm - 1:15 pmDCA-OLB
17h 36m2 stops
British Airways Logo
7:45 pm - 11:07 pmOLB-DCA
33h 22m2 stops
$2,885British Airways
Find Deal
Fri, Sep 5 - Sat, Sep 13
Logo
3:59 pm - 6:30 pmDCA-OLB
20h 31m2 stops
Logo
2:05 pm - 7:59 amOLB-DCA
23h 54m2 stops
$6,045
Find Deal
Sat, Sep 6 - Sat, Sep 13

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
Sep 18
DCA6:45 amWashington, D.C. Reagan-National
31h 50m
2 stops
OLB8:35 pmOlbia Costa Smeralda
Sep 24
OLB9:20 pmOlbia Costa Smeralda
31h 47m
2 stops
DCA11:07 pmWashington, D.C. Reagan-National
$831
Find similar
British Airways
Sep 22
DCA7:23 pmWashington, D.C. Reagan-National
17h 12m
2 stops
OLB6:35 pmOlbia Costa Smeralda
Sep 25
OLB12:30 pmOlbia Costa Smeralda
16h 56m
2 stops
DCA11:26 pmWashington, D.C. Reagan-National
$1,830
Find similar
British Airways
Sep 5
DCA3:35 pmWashington, D.C. Reagan-National
15h 40m
2 stops
OLB1:15 pmOlbia Costa Smeralda
Sep 13
OLB2:05 pmOlbia Costa Smeralda
23h 54m
2 stops
DCA7:59 amWashington, D.C. Reagan-National
$2,263
Find similar

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 August 26, 2025.
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

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Thu 9/18

6:45 am-8:35 pm

2 stops31h 50m

Olbia Costa Smeralda

Wed 9/24

9:20 pm-11:07 pm

2 stops31h 47m

$831

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Thu 9/18

1:39 pm-8:35 pm

2 stops24h 56m

Olbia Costa Smeralda

Wed 9/24

9:20 pm-11:07 pm

2 stops31h 47m

$1,066

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Fri 9/5

11:00 am-10:40 am

2 stops17h 40m

Olbia Costa Smeralda

Fri 9/12

1:30 pm-11:53 pm

2 stops16h 23m

$1,362

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Mon 9/22

7:23 pm-6:35 pm

2 stops17h 12m

Olbia Costa Smeralda

Thu 9/25

12:30 pm-11:26 pm

2 stops16h 56m

$1,830

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sat 9/6

6:20 pm-7:00 pm

2 stops18h 40m

Olbia Costa Smeralda

Mon 9/15

9:35 am-10:11 pm

2 stops18h 36m

$2,081

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Fri 9/5

3:35 pm-1:15 pm

2 stops15h 40m

Olbia Costa Smeralda

Sat 9/13

2:05 pm-7:59 am

2 stops23h 54m

$2,263

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Fri 9/5

1:39 pm-1:15 pm

2 stops17h 36m

Olbia Costa Smeralda

Sat 9/13

7:45 pm-11:07 pm

2 stops33h 22m

$2,885

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sat 9/6

3:59 pm-6:30 pm

2 stops20h 31m

Olbia Costa Smeralda

Sat 9/13

2:05 pm-7:59 am

2 stops23h 54m

$6,045

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sat 9/20

7:23 pm-8:25 pm

2 stops43h 02m

$1,592

Washington, D.C.Olbia

DCA - OLB

DCAOLB

Washington, D.C. Reagan-National

Sat 9/20

5:00 pm-7:00 pm

2 stops20h 00m

$1,617

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 day to depart on your flight to Olbia?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Olbia is on a Tuesday. Travelers who choose to depart for Olbia on a Tuesday will often find tickets for as low as $1,096. On the other hand, Friday is the most expensive day to depart from Washington, D.C. Reagan-National Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,290.

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

Our most recent data shows that the best time of day to fly to Olbia is in the afternoon. Flights from Washington, D.C. Reagan-National Airport to Olbia during this time can be as low as $1,126. Try not to purchase tickets in the evening because they tend to be around $1,182. 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. 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

Direct flights

None
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

  • 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 15h 40m.

  • 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
Palau
Cala Gonone
Golfo Aranci
Costa Smeralda
Santa Teresa Gallura
Porto Rotondo

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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