$47 Cheap Flights from Dublin (DUB) to Lisbon (LIS)

View $47 flight on Wed, Aug 13, 2025Opens in a new window

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

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Dublin to Lisbon (DUB-LIS)

Prices were available within the past 7 days and start at $47 for one-way flights and $93 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Sat, Oct 18 - Sat, Oct 25
DUB
Dublin
LIS
Lisbon
$93 Roundtrip, found 5 hours ago
$93
Roundtrip
found 5 hours ago
Select Ryanair flight, departing Sat, Oct 18 from Dublin to Lisbon, returning Sat, Oct 25, priced at $93 found 5 hours ago
Ryanair
Wed, Oct 15 - Sat, Oct 18
DUB
Dublin
LIS
Lisbon
$98 Roundtrip, found 15 hours ago
$98
Roundtrip
found 15 hours ago
Select Ryanair flight, departing Wed, Oct 15 from Dublin to Lisbon, returning Sat, Oct 18, priced at $98 found 15 hours ago
Ryanair
Tue, Oct 14 - Wed, Oct 22
DUB
Dublin
LIS
Lisbon
$99 Roundtrip, found 6 days ago
$99
Roundtrip
found 6 days ago
Select Ryanair flight, departing Tue, Oct 14 from Dublin to Lisbon, returning Wed, Oct 22, priced at $99 found 6 days ago
Ryanair
Mon, Oct 6 - Wed, Oct 8
DUB
Dublin
LIS
Lisbon
$102 Roundtrip, found 10 hours ago
$102
Roundtrip
found 10 hours ago
Select Ryanair flight, departing Mon, Oct 6 from Dublin to Lisbon, returning Wed, Oct 8, priced at $102 found 10 hours ago
Ryanair
Mon, Oct 20 - Thu, Oct 23
DUB
Dublin
LIS
Lisbon
$106 Roundtrip, found 4 hours ago
$106
Roundtrip
found 4 hours ago
Select Ryanair flight, departing Mon, Oct 20 from Dublin to Lisbon, returning Thu, Oct 23, priced at $106 found 4 hours ago
Ryanair
Sat, Oct 4 - Thu, Oct 16
DUB
Dublin
LIS
Lisbon
$108 Roundtrip, found 1 day ago
$108
Roundtrip
found 1 day ago
Select Ryanair flight, departing Sat, Oct 4 from Dublin to Lisbon, returning Thu, Oct 16, priced at $108 found 1 day ago
TAP Portugal
Sun, Sep 7 - Thu, Sep 18
DUB
Dublin
LIS
Lisbon
$116 Roundtrip, found 2 days ago
$116
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Sun, Sep 7 from Dublin to Lisbon, returning Thu, Sep 18, priced at $116 found 2 days ago
Aer Lingus
Wed, Aug 27 - Thu, Sep 4
DUB
Dublin
LIS
Lisbon
$127 Roundtrip, found 5 days ago
$127
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Wed, Aug 27 from Dublin to Lisbon, returning Thu, Sep 4, priced at $127 found 5 days ago
Vueling Airlines
Tue, Sep 30 - Wed, Oct 1
DUB
Dublin
LIS
Lisbon
$148 Roundtrip, found 9 hours ago
$148
Roundtrip
found 9 hours ago
Select Vueling Airlines flight, departing Tue, Sep 30 from Dublin to Lisbon, returning Wed, Oct 1, priced at $148 found 9 hours ago
Scandinavian Airlines
Tue, Jan 20 - Mon, Feb 9
DUB
Dublin
LIS
Lisbon
$201 Roundtrip, found 12 hours ago
$201
Roundtrip
found 12 hours ago
Select Scandinavian Airlines flight, departing Tue, Jan 20 from Dublin to Lisbon, returning Mon, Feb 9, priced at $201 found 12 hours ago

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

March is typically the cheapest month to fly

From $86 - $236 per traveler.

Graph displaying average flight prices per month

Alternative airports near Lisbon

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Humberto Delgado LIS. Cheapest option available. Flights from $301
LIS
Humberto Delgado
Cheapest
Flights from $301
Flights from Dublin (DUB) to Lisbon (LIS)
Origin airport
Dublin
Destination airport
Humberto Delgado
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
$93
Distance
1021 mi
Average flight time
2 hours 55 mins

Dublin to Lisbon Flights

The cheapest times to fly from Dublin to Lisbon

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

 

The best time to book a flight from Dublin to Lisbon

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

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 Dublin to Lisbon in 2025. You can also book with separate airlines for your outbound and return journeys, from $47 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 Dublin to Lisbon 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 Dublin to Lisbon 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 Dublin Airport (DUB) to Humberto Delgado Airport (LIS) cost?
Cheap return flights from Dublin Airport (DUB) to Humberto Delgado Airport (LIS) start at $123. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Ryanair flight leaving DUB on July 22 2025 and touching down at LIS. The price was last updated on June 30 2025 and has not changed since.
What is the cheapest month to fly from DUB to LIS?
Catch a direct flight from DUB to LIS in September to enjoy cheaper fares. You can find a one-way Ryanair flight for $46 leaving on September 30 2025. This price is based on the cheapest direct flight found on Expedia for this route in the next 330 days. The price was last updated on June 30 2025 and remains unchanged.
Which airlines fly direct from Dublin Airport (DUB) to Humberto Delgado Airport (LIS)?
When departing from Dublin Airport (DUB), you can board a direct flight to Humberto Delgado Airport (LIS) with TAP Portugal.
What is the cheapest airline that flies from DUB to LIS?
Travel from DUB to LIS with Ryanair. This airline currently has the lowest one-way fare on this route, starting from $46. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DUB on August 31 2025. Prices were last updated on June 30 2025 and have not changed since.
How many flights per day from Dublin Airport (DUB) to Humberto Delgado Airport (LIS)?
With an average of 5 nonstop flights that operate from Dublin Airport (DUB) to Humberto Delgado Airport (LIS) every day, you'll be up in the air in no time.
What are the most popular departure times for flights from Dublin Airport (DUB) to Humberto Delgado Airport (LIS)?
More people fly between DUB and LIS at 7 AM than at any other point in the day. Rather go when it's quieter? Pick a flight outside the busiest times and you're likely to save on your ticket as well.
What day of the week has the most flights from DUB to LIS?
Saturday offers the most flights from Dublin Airport (DUB) to Humberto Delgado Airport (LIS). Consider jetting off on this day and you'll have a greater chance of finding a departure that works with your plans.
What is the earliest flight from Dublin Airport (DUB) to Humberto Delgado Airport (LIS)?
The first flight of the day jetting off from Dublin Airport (DUB) is at around 4:15AM UTC+0. Hop on this flight and you'll arrive at Humberto Delgado Airport (LIS) at approximately 7:10AM UTC+0. The total time in the air is 2h 55m.
How long does it take to fly from Dublin Airport (DUB) to Humberto Delgado Airport (LIS)?
It takes approximately 2 hours and 53 minutes to travel the 1,000 mi from DUB to LIS.
What is the best time to fly from Dublin Airport (DUB) to Humberto Delgado Airport (LIS)?
Opt for a flight from Dublin Airport (DUB) to Humberto Delgado Airport (LIS) that takes off before 3 PM to reduce the likelihood of 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.
What airports do you fly into for Lisbon District from Dublin Airport (DUB)?
If you're on a direct flight from Dublin Airport (DUB) to Lisbon District, Humberto Delgado Airport (LIS) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Dublin Airport (DUB) to Humberto Delgado Airport (LIS) last-minute?
Waiting until just before your departure to book your flight from DUB to LIS often results in higher prices. While you might find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule to boost your chances of landing a bargain.
Is it cheaper to book a DUB to LIS flight and hotel package?
Compared with arranging flights and hotels separately, booking a DUB to LIS flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place will take the stress out of travel planning. Simply pick your flights and select from our extensive range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Dublin Airport (DUB) to Humberto Delgado Airport (LIS)?
If you reserved your DUB to LIS flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket 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 want more information.

Explore a world of travel with Expedia

*Available to One Key members.