$720 Cheap Flights from Buffalo (BUF) to Cagliari (CAG)

View $720 flight on Fri, Aug 14, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG)

Cheap Flights from Buffalo to Cagliari (BUF-CAG)

Prices were available within the past 7 days and start at $720 for one-way flights and $1,051 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, Aug 14 - Sun, Aug 23
BUF
Buffalo
CAG
Cagliari
$1,051 Roundtrip, found 2 days ago
$1,051
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Fri, Aug 14 from Buffalo to Cagliari, returning Sun, Aug 23, priced at $1,051 found 2 days ago
Lufthansa
Fri, Aug 14 - Sun, Aug 23
BUF
Buffalo
CAG
Cagliari
$1,055 Roundtrip, found 2 days ago
$1,055
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Fri, Aug 14 from Buffalo to Cagliari, returning Sun, Aug 23, priced at $1,055 found 2 days ago
Austrian Airlines
Fri, Aug 14 - Sun, Aug 23
BUF
Buffalo
CAG
Cagliari
$1,098 Roundtrip, found 2 days ago
$1,098
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Aug 14 from Buffalo to Cagliari, returning Sun, Aug 23, priced at $1,098 found 2 days ago
Austrian Airlines
Fri, Aug 14 - Sun, Aug 23
BUF
Buffalo
CAG
Cagliari
$1,102 Roundtrip, found 2 days ago
$1,102
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Aug 14 from Buffalo to Cagliari, returning Sun, Aug 23, priced at $1,102 found 2 days ago
Lufthansa
Fri, Aug 14 - Sun, Aug 23
BUF
Buffalo
CAG
Cagliari
$1,155 Roundtrip, found 2 days ago
$1,155
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Fri, Aug 14 from Buffalo to Cagliari, returning Sun, Aug 23, priced at $1,155 found 2 days ago
KLM
Sat, Nov 1 - Sat, Nov 8
BUF
Buffalo
CAG
Cagliari
$1,162 Roundtrip, found 19 hours ago
$1,162
Roundtrip
found 19 hours ago
Select KLM flight, departing Sat, Nov 1 from Buffalo to Cagliari, returning Sat, Nov 8, priced at $1,162 found 19 hours ago
British Airways
Mon, Jun 1 - Mon, Jun 15
BUF
Buffalo
CAG
Cagliari
$1,176 Roundtrip, found 3 days ago
$1,176
Roundtrip
found 3 days ago
Select British Airways flight, departing Mon, Jun 1 from Buffalo to Cagliari, returning Mon, Jun 15, priced at $1,176 found 3 days ago
Lufthansa
Fri, Aug 14 - Sun, Aug 23
BUF
Buffalo
CAG
Cagliari
$1,178 Roundtrip, found 2 days ago
$1,178
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Fri, Aug 14 from Buffalo to Cagliari, returning Sun, Aug 23, priced at $1,178 found 2 days ago
Lufthansa
Fri, Aug 14 - Sun, Aug 23
BUF
Buffalo
CAG
Cagliari
$1,182 Roundtrip, found 2 days ago
$1,182
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Fri, Aug 14 from Buffalo to Cagliari, returning Sun, Aug 23, priced at $1,182 found 2 days ago
Delta
Fri, Oct 31 - Sat, Nov 8
BUF
Buffalo
CAG
Cagliari
$1,192 Roundtrip, found 19 hours ago
$1,192
Roundtrip
found 19 hours ago
Select Delta flight, departing Fri, Oct 31 from Buffalo to Cagliari, returning Sat, Nov 8, priced at $1,192 found 19 hours ago

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG) cost?
Get a cheap one-way flight from $720 or cheap return flight from $1,051 from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG)?
Flying in August may help you find better deals, as it's the cheapest month for flights between BUF and CAG. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from BUF to CAG. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG)?
You'll have to take a flight with a layover if you're traveling from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from BUF to CAG?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG)?
Opt for a flight from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG) last-minute?
Holding off until just before your departure to book a flight from BUF to CAG often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule for the best chance of landing a bargain.
Is it cheaper to book a BUF to CAG flight and hotel package?
Opting for a BUF to CAG flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our extensive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Elmas Airport (CAG)?
If you reserved your BUF to CAG flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Elmas
Airlines serving
Delta
Roundtrip price
$1,050
Distance
4357 mi

Book with confidence

Book with confidence

Buffalo to Cagliari Flights

The cheapest times to fly from Buffalo to Cagliari

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Cagliari are during the month of August. You can find some of the cheapest flights from Buffalo to Cagliari with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Cagliari

Sunday is one of the best days to book for cheap flights from Buffalo to Cagliari: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buffalo to Cagliari

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Cagliari in 2025. You can also book with separate airlines for your outbound and return journeys, from $720 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Cagliari flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Cagliari airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Buffalo to Cagliari Flights

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*Available to One Key members.