$154 Cheap Flights from Cagliari (CAG) to London (LHR)

View $154 flight on Fri, May 29, 2026Opens in a new window

Popular airlines from Elmas Airport (CAG) to Heathrow Airport (LHR)

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Cheap Flights from Cagliari to London (CAG-LHR)

Prices were available within the past 7 days and start at $154 for one-way flights and $233 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Wed, Jun 17 - Sat, Jun 27
CAG
Cagliari
LHR
London
$233 Roundtrip, found 1 day ago
$233
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, Jun 17 from Cagliari to London, returning Sat, Jun 27, priced at $233 found 1 day ago
Swiss International Air Lines
Wed, Jun 17 - Sat, Jun 27
CAG
Cagliari
LHR
London
$261 Roundtrip, found 1 day ago
$261
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, Jun 17 from Cagliari to London, returning Sat, Jun 27, priced at $261 found 1 day ago
Swiss International Air Lines
Sun, May 24 - Sun, May 31
CAG
Cagliari
LHR
London
$274 Roundtrip, found 3 days ago
$274
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Sun, May 24 from Cagliari to London, returning Sun, May 31, priced at $274 found 3 days ago
Swiss International Air Lines
Wed, Jun 17 - Sat, Jun 27
CAG
Cagliari
LHR
London
$290 Roundtrip, found 1 day ago
$290
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, Jun 17 from Cagliari to London, returning Sat, Jun 27, priced at $290 found 1 day ago
Swiss International Air Lines
Sun, May 24 - Sun, May 31
CAG
Cagliari
LHR
London
$302 Roundtrip, found 3 days ago
$302
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Sun, May 24 from Cagliari to London, returning Sun, May 31, priced at $302 found 3 days ago
Swiss International Air Lines
Sun, May 24 - Sun, May 31
CAG
Cagliari
LHR
London
$323 Roundtrip, found 3 days ago
$323
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Sun, May 24 from Cagliari to London, returning Sun, May 31, priced at $323 found 3 days ago
Lufthansa
Wed, Jun 17 - Sat, Jun 27
CAG
Cagliari
LHR
London
$333 Roundtrip, found 1 day ago
$333
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Wed, Jun 17 from Cagliari to London, returning Sat, Jun 27, priced at $333 found 1 day ago
Austrian Airlines
Sun, May 24 - Sun, May 31
CAG
Cagliari
LHR
London
$384 Roundtrip, found 3 days ago
$384
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Sun, May 24 from Cagliari to London, returning Sun, May 31, priced at $384 found 3 days ago
Eurowings
Wed, Jun 17 - Sat, Jun 27
CAG
Cagliari
LHR
London
$471 Roundtrip, found 1 day ago
$471
Roundtrip
found 1 day ago
Select Eurowings flight, departing Wed, Jun 17 from Cagliari to London, returning Sat, Jun 27, priced at $471 found 1 day ago
Iberia
Thu, Jan 15 - Thu, Jan 22
CAG
Cagliari
LHR
London
$480 Roundtrip, found 6 days ago
$480
Roundtrip
found 6 days ago
Select Iberia flight, departing Thu, Jan 15 from Cagliari to London, returning Thu, Jan 22, priced at $480 found 6 days ago
Flights from Cagliari (CAG) to London (LHR)
Origin airport
Elmas
Destination airport
Heathrow
Airlines serving
Iberia
Roundtrip price
$233
Distance
960 mi

Cagliari to London Flights

The cheapest times to fly from Cagliari to London

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 Cagliari to London are during the month of June. You can find some of the cheapest flights from Cagliari to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cagliari to London

Sunday is one of the best days to book for cheap flights from Cagliari to London: 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 Cagliari to London

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 Cagliari to London in 2026. You can also book with separate airlines for your outbound and return journeys, from $154 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 Cagliari to London 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 Cagliari to London 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.

 

Frequently asked questions

How much does a flight from Elmas Airport (CAG) to Heathrow Airport (LHR) cost?
Lock in a cheap one-way flight from $154 or cheap return flight from $233 from Elmas Airport (CAG) to Heathrow Airport (LHR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Elmas Airport (CAG) to Heathrow Airport (LHR)?
June is the least expensive month to fly from CAG to LHR. Avoiding peak travel times is often the key to scoring lower fares.
What is the cheapest airline that flies from Elmas Airport (CAG) to Heathrow Airport (LHR)?
To find the cheapest airline flying from CAG to LHR, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Elmas Airport (CAG) to Heathrow Airport (LHR)?
Direct flights from Elmas Airport (CAG) to Heathrow Airport (LHR) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CAG to LHR?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from CAG to LHR?
British Airways has the strongest track record for on-time direct flights from Elmas Airport (CAG) to Heathrow Airport (LHR), with an on-time score of 100%. Use the Expedia App to look up your flight schedule before you head off and get notified of any trip changes.
What is the best time to fly from Elmas Airport (CAG) to Heathrow Airport (LHR)?
Choose a flight from Elmas Airport (CAG) to Heathrow Airport (LHR) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time 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.
What airports do you fly into for London from Elmas Airport (CAG)?
Stansted Airport (STN) is the only airport in London with direct flights from Elmas Airport (CAG). Check out the options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Elmas Airport (CAG) to Heathrow Airport (LHR) last-minute?
Last-minute bookings from CAG to LHR are generally more expensive. For the cheapest rates, start looking for flights ahead of time. That said, if your travel plans are flexible, you may score a cheap ticket right before your journey.
Is it cheaper to book a CAG to LHR flight and hotel package?
Opting for a CAG to LHR flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our impressive range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Elmas Airport (CAG) to Heathrow Airport (LHR)?
If you reserved your CAG to LHR flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, 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.

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*Available to One Key members.