Cheap Flights from Mount Isa (ISA) to London (LHR)

Popular airlines from Mount Isa, QLD (ISA) to Heathrow Airport (LHR)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from Mount Isa Airport (ISA) to Heathrow Airport (LHR) cost?
Lock in a cheap one-way flight or cheap return flight from Mount Isa Airport (ISA) 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 Mount Isa Airport (ISA) to Heathrow Airport (LHR)?
Planning your getaway for is a great way to save, as it's the cheapest month for flights between ISA and LHR. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Mount Isa Airport (ISA) to Heathrow Airport (LHR)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest ISA to LHR flight.
How many flights per day from Mount Isa Airport (ISA) to Heathrow Airport (LHR)?
Direct flights from Mount Isa Airport (ISA) to Heathrow Airport (LHR) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ISA to LHR?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mount Isa Airport (ISA) to Heathrow Airport (LHR)?
Select a flight from Mount Isa Airport (ISA) to Heathrow Airport (LHR) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Mount Isa Airport (ISA) to Heathrow Airport (LHR) last-minute?
Waiting until just before your trip to book your flight from ISA to LHR often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary for the best chance of scoring a bargain.
Is it cheaper to book an ISA to LHR flight and hotel package?
Booking an ISA to LHR flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our extensive 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 Mount Isa Airport (ISA) to Heathrow Airport (LHR)?
In most instances, you're able to reschedule or cancel your ISA to LHR flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, visit our Customer Service portal.

Travel information

Origin airport
Mount Isa
Destination airport
Heathrow
Distance
9412 mi

Book with confidence

Mount Isa to London Flights

The cheapest times to fly from Mount Isa 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 Mount Isa to London are during the month of . You can find some of the cheapest flights from Mount Isa to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Mount Isa to London

Sunday is one of the best days to book for cheap flights from Mount Isa 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 Mount Isa 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 Mount Isa to London in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Mount Isa 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 Mount Isa 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.

 

Mount Isa to London Flights

Explore a world of travel with Expedia

*Available to One Key members.