$45 Cheap Flights from Lisbon (LIS) to Dublin (DUB)

View $45 flight on Sun, Dec 21, 2025Opens in a new window

Popular airlines from Humberto Delgado Airport (LIS) to Dublin Airport (DUB)

    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

Cheap Flights from Lisbon to Dublin (LIS-DUB)

Prices were available within the past 7 days and start at $45 for one-way flights and $95 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Thu, Nov 6 - Sun, Nov 9
LIS
Lisbon
DUB
Dublin
$95 Roundtrip, found 15 hours ago
$95
Roundtrip
found 15 hours ago
Select Ryanair flight, departing Thu, Nov 6 from Lisbon to Dublin, returning Sun, Nov 9, priced at $95 found 15 hours ago
Ryanair
Sat, Oct 18 - Tue, Oct 21
LIS
Lisbon
DUB
Dublin
$95 Roundtrip, found 15 hours ago
$95
Roundtrip
found 15 hours ago
Select Ryanair flight, departing Sat, Oct 18 from Lisbon to Dublin, returning Tue, Oct 21, priced at $95 found 15 hours ago
Ryanair
Mon, Nov 3 - Mon, Nov 10
LIS
Lisbon
DUB
Dublin
$96 Roundtrip, found 19 hours ago
$96
Roundtrip
found 19 hours ago
Select Ryanair flight, departing Mon, Nov 3 from Lisbon to Dublin, returning Mon, Nov 10, priced at $96 found 19 hours ago
Ryanair
Thu, Oct 16 - Mon, Oct 20
LIS
Lisbon
DUB
Dublin
$97 Roundtrip, found 18 hours ago
$97
Roundtrip
found 18 hours ago
Select Ryanair flight, departing Thu, Oct 16 from Lisbon to Dublin, returning Mon, Oct 20, priced at $97 found 18 hours ago
Ryanair
Thu, Oct 16 - Sat, Oct 18
LIS
Lisbon
DUB
Dublin
$98 Roundtrip, found 20 hours ago
$98
Roundtrip
found 20 hours ago
Select Ryanair flight, departing Thu, Oct 16 from Lisbon to Dublin, returning Sat, Oct 18, priced at $98 found 20 hours ago
Ryanair
Tue, Oct 14 - Tue, Oct 21
LIS
Lisbon
DUB
Dublin
$101 Roundtrip, found 2 days ago
$101
Roundtrip
found 2 days ago
Select Ryanair flight, departing Tue, Oct 14 from Lisbon to Dublin, returning Tue, Oct 21, priced at $101 found 2 days ago
Aer Lingus
Fri, Oct 10 - Sun, Oct 12
LIS
Lisbon
DUB
Dublin
$118 Roundtrip, found 6 hours ago
$118
Roundtrip
found 6 hours ago
Select Aer Lingus flight, departing Fri, Oct 10 from Lisbon to Dublin, returning Sun, Oct 12, priced at $118 found 6 hours ago
Vueling Airlines
Wed, Nov 12 - Thu, Nov 13
LIS
Lisbon
DUB
Dublin
$131 Roundtrip, found 1 day ago
$131
Roundtrip
found 1 day ago
Select Vueling Airlines flight, departing Wed, Nov 12 from Lisbon to Dublin, returning Thu, Nov 13, priced at $131 found 1 day ago
TAP Portugal
Thu, Jan 15 - Sat, Jan 31
LIS
Lisbon
DUB
Dublin
$154 Roundtrip, found 4 days ago
$154
Roundtrip
found 4 days ago
Select TAP Portugal flight, departing Thu, Jan 15 from Lisbon to Dublin, returning Sat, Jan 31, priced at $154 found 4 days ago
Iberia
Wed, Oct 1 - Wed, Oct 8
LIS
Lisbon
DUB
Dublin
$186 Roundtrip, found 3 days ago
$186
Roundtrip
found 3 days ago
Select Iberia flight, departing Wed, Oct 1 from Lisbon to Dublin, returning Wed, Oct 8, priced at $186 found 3 days ago

Find the cheapest month to fly from Lisbon (LIS) to Dublin (DUB)

March is typically the cheapest month to fly

From $84 - $264 per traveler.

Frequently asked questions

How much does a flight from Humberto Delgado Airport (LIS) to Dublin Airport (DUB) cost?
Lock in a cheap one-way flight from $45 or cheap return flight from $95 from Humberto Delgado Airport (LIS) to Dublin Airport (DUB) 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 Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
November is the cheapest month to fly from LIS to DUB. Traveling during quieter months is often the key to finding better fares.
Which airlines fly direct from Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
You can fly nonstop from Humberto Delgado Airport (LIS) to Dublin Airport (DUB) on a TAP Portugal flight.
What is the cheapest airline that flies from Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
The cheapest airline to offer flights between Humberto Delgado Airport (LIS) and Dublin Airport (DUB) can change depending on your travel dates. Aer Lingus and TAP Portugal are just some of your options offering reasonable prices. Use Expedia's search tool to compare airlines in one place and find the right LIS to DUB flight that fits your budget.
How many flights per day from Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
When jetting out of Humberto Delgado Airport (LIS), you can pick from an average of 5 daily nonstop flights to Dublin Airport (DUB).
What are the most popular departure times for flights from Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
More travelers fly between LIS and DUB at 10 AM than at any other time of day. Rather skip the crowds? Try choosing a quieter departure window and it's possible you'll save on your fare as well.
What day of the week has the most flights from LIS to DUB?
Friday offers the most flights from Humberto Delgado Airport (LIS) to Dublin Airport (DUB). Consider traveling on this day and you'll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
Hop on the earliest flight at around 6:40AM UTC+0, heading out of Humberto Delgado Airport (LIS). You'll be flying for around 2h 50m, landing at Dublin Airport (DUB) at approximately 9:30AM UTC+0.
How long does it take to fly from Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
The average flight duration from LIS to DUB is 2 hours and 53 minutes, covering a total distance of 1,000 mi.
What airline has the least delays from LIS to DUB?
Consider traveling with British Airways if you'd like to fly straight from Humberto Delgado Airport (LIS) to Dublin Airport (DUB) without any holdups. This carrier has the strongest track record for punctuality, with an on-time score of 95%. Want to get notified of any changes? You can check your flight status using the Expedia App.
What is the best time to fly from Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
To avoid potential delays on the Humberto Delgado Airport (LIS) to Dublin Airport (DUB) route, aim to travel before 3 PM. Flights after this time 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.
What airports do you fly into for Dublin from Humberto Delgado Airport (LIS)?
If you're taking a direct flight from Humberto Delgado Airport (LIS) to Dublin, Dublin Airport (DUB) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Humberto Delgado Airport (LIS) to Dublin Airport (DUB) last-minute?
Booking your plane ticket from LIS to DUB just before your trip is typically more expensive. However, if you're flexible with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a LIS to DUB flight and hotel package?
Opting for a LIS to DUB flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our impressive range of accommodations 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 Humberto Delgado Airport (LIS) to Dublin Airport (DUB)?
Usually, it's possible to cancel or reschedule your LIS to DUB flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Humberto Delgado
Destination airport
Dublin
Airlines serving
Aer Lingus, Air France, British Airways, Eurowings, Iberia, KLM, Lufthansa, Ryanair, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Vueling Airlines
Roundtrip price
$94
Distance
1021 mi
Average flight time
2 hours 47 mins

Book with confidence

Book with confidence

Lisbon to Dublin Flights

The cheapest times to fly from Lisbon to Dublin

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

 

The best time to book a flight from Lisbon to Dublin

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

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 Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $45 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 Dublin 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 Dublin 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.

 

Lisbon to Dublin Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.