A rocky shoreline with clear turquoise water and distant mountains.

£78 Cheap Flights from Cagliari (CAG) to Olbia (OLB)

View £78 flight on Mon, 21 Sept 2026Opens in a new window

Popular airlines from Elmas Airport (CAG) to Costa Smeralda Airport (OLB)

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Cheap Flights from Cagliari (CAG) to Olbia (OLB)

Prices were available within the past 7 days and start at £78 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda) cost?
You can find one-way and return flights from CAG to OLB with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when CAG to OLB ticket fares go up or down.
What is the cheapest month to fly from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda)?
The cheapest months to fly from CAG to OLB are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda)?
There are 2 airlines offering direct flights from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda). Here are the carriers:
  • FlexFlight operates 7 direct flights from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda) every week.
  • AeroItalia operates 7 direct flights from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda) every week.
How do I find cheap flights from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda)?
To find a cheap flight from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda)?
You'll find around 2 nonstop flights per day from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda). For even more choices, look at flights that include layovers, as there are approximately 5 connecting flights per day. Some common connection points include Fiumicino - Leonardo da Vinci Intl. (FCO), Linate (LIN), and Fontanarossa (CTA).
What is the earliest flight from Cagliari (CAG) to Olbia (OLB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Cagliari (CAG) to Olbia (OLB). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda)?
Flights from CAG to OLB with one stop typically take around 3 hours 30 minutes, covering approximately 187 kilometers. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda)?
Select the "Business class" and "First class" filters when looking for CAG to OLB flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Cagliari (CAG) to Olbia (OLB) flight with Expedia?
It's easy to earn miles on a Cagliari (CAG) to Olbia (OLB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Cagliari (CAG) to Olbia (OLB) at the last minute?
Typically, booking a last minute flight from Cagliari (CAG) to Olbia (OLB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Cagliari (CAG) to Olbia (OLB) flight and hotel package?
Securing a Cagliari (CAG) to Olbia (OLB) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda)?
If you booked your Cagliari (CAG-Elmas) to Olbia (OLB-Costa Smeralda) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Elmas
Destination airport
Costa Smeralda
Distance
186 km

Book with confidence

Compare flights from Cagliari to Olbia easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Cagliari to Olbia. Operating between them flights per day, 4 airlines cover the route. And fly direct, getting you to Costa Smeralda in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Elmas to Costa Smeralda.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Elmas (CAG) to Costa Smeralda (OLB)

The easiest way to view the best deals on flights from Cagliari to Olbia today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Elmas to Costa Smeralda start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Cagliari and Olbia
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Cagliari to Olbia flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Elmas to Costa Smeralda for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Cagliari to Olbia easily and book with confidence

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