$197 Cheap Flights from Lisbon (LIS) to Iasi (IAS)

View $197 flight on Mon, Dec 8, 2025Opens in a new window

Popular airlines from Humberto Delgado Airport (LIS) to Iasi (IAS)

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Cheap Flights from Lisbon to Iasi (LIS-IAS)

Prices were available within the past 7 days and start at $197 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Lisbon (LIS) to Iasi (IAS)
Origin airport
Humberto Delgado
Destination airport
Iasi
Distance
1926 mi

Lisbon to Iasi Flights

The cheapest times to fly from Lisbon to Iasi

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

 

The best time to book a flight from Lisbon to Iasi

Sunday is one of the best days to book for cheap flights from Lisbon to Iasi: 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 Lisbon to Iasi

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 Lisbon to Iasi in 2025. You can also book with separate airlines for your outbound and return journeys, from $197 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 Lisbon to Iasi 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 Lisbon to Iasi 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 Humberto Delgado Airport (LIS) to Iasi Airport (IAS) cost?
Lock in a cheap one-way flight from $197 or cheap return flight from Humberto Delgado Airport (LIS) to Iasi Airport (IAS) 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 Humberto Delgado Airport (LIS) to Iasi Airport (IAS)?
is the most affordable month to fly from LIS to IAS. Traveling during quieter months is often the key to scoring lower fares.
What is the cheapest airline that flies from Humberto Delgado Airport (LIS) to Iasi Airport (IAS)?
To find the cheapest airline flying from LIS to IAS, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Humberto Delgado Airport (LIS) to Iasi Airport (IAS)?
Direct flights from Humberto Delgado Airport (LIS) to Iasi Airport (IAS) 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 choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LIS to IAS?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Humberto Delgado Airport (LIS) to Iasi Airport (IAS)?
To avoid possible delays on the Humberto Delgado Airport (LIS) to Iasi Airport (IAS) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Humberto Delgado Airport (LIS) to Iasi Airport (IAS) last-minute?
Holding off until just before your departure to book your flight from LIS to IAS generally means paying more. While you may come across some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of snagging a bargain.
Is it cheaper to book a LIS to IAS flight and hotel package?
Compared with arranging hotels and flights separately, booking a LIS to IAS flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place will take the stress out of planning your trip. Just pick your flights and choose from our extensive range of stays, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Humberto Delgado Airport (LIS) to Iasi Airport (IAS)?
In most cases, you can cancel or modify your LIS to IAS flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further information, head to our Customer Service portal.

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*Available to One Key members.