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$31 Cheap Flights from Dublin (DUB) to Lisbon (LIS)

View $31 flight on Wed, Aug 26, 2026Opens in a new window

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

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Cheap Flights from Dublin to Lisbon (DUB-LIS)

Prices were available within the past 7 days and start at $31 for one-way flights and $71 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Sat, Sep 26 - Wed, Sep 30
DUB
Dublin
LIS
Lisbon
$71 Roundtrip, found 6 days ago
$71
Roundtrip
found 6 days ago
Select Ryanair flight, departing Sat, Sep 26 from Dublin to Lisbon, returning Wed, Sep 30, priced at $71 found 6 days ago
Ryanair
Tue, Oct 20 - Wed, Oct 21
DUB
Dublin
LIS
Lisbon
$90 Roundtrip, found 6 days ago
$90
Roundtrip
found 6 days ago
Select Ryanair flight, departing Tue, Oct 20 from Dublin to Lisbon, returning Wed, Oct 21, priced at $90 found 6 days ago
Ryanair
Tue, Sep 29 - Thu, Oct 8
DUB
Dublin
LIS
Lisbon
$93 Roundtrip, found 5 days ago
$93
Roundtrip
found 5 days ago
Select Ryanair flight, departing Tue, Sep 29 from Dublin to Lisbon, returning Thu, Oct 8, priced at $93 found 5 days ago
Ryanair
Tue, Sep 8 - Sun, Sep 13
DUB
Dublin
LIS
Lisbon
$97 Roundtrip, found 3 days ago
$97
Roundtrip
found 3 days ago
Select Ryanair flight, departing Tue, Sep 8 from Dublin to Lisbon, returning Sun, Sep 13, priced at $97 found 3 days ago
Ryanair
Tue, Oct 20 - Wed, Oct 21
DUB
Dublin
LIS
Lisbon
$99 Roundtrip, found 6 days ago
$99
Roundtrip
found 6 days ago
Select Ryanair flight, departing Tue, Oct 20 from Dublin to Lisbon, returning Wed, Oct 21, priced at $99 found 6 days ago
Ryanair
Tue, Sep 8 - Sun, Sep 13
DUB
Dublin
LIS
Lisbon
$103 Roundtrip, found 3 days ago
$103
Roundtrip
found 3 days ago
Select Ryanair flight, departing Tue, Sep 8 from Dublin to Lisbon, returning Sun, Sep 13, priced at $103 found 3 days ago
Aer Lingus
Sun, Sep 6 - Tue, Sep 8
DUB
Dublin
LIS
Lisbon
$117 Roundtrip, found 1 day ago
$117
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Sep 6 from Dublin to Lisbon, returning Tue, Sep 8, priced at $117 found 1 day ago
TAP Portugal
Sun, Sep 6 - Tue, Sep 8
DUB
Dublin
LIS
Lisbon
$127 Roundtrip, found 1 day ago
$127
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Sun, Sep 6 from Dublin to Lisbon, returning Tue, Sep 8, priced at $127 found 1 day ago
Iberia
Thu, Dec 3 - Wed, Dec 9
DUB
Dublin
LIS
Lisbon
$152 Roundtrip, found 2 days ago
$152
Roundtrip
found 2 days ago
Select Iberia flight, departing Thu, Dec 3 from Dublin to Lisbon, returning Wed, Dec 9, priced at $152 found 2 days ago
Vueling Airlines
Thu, Jan 21 - Thu, Jan 28
DUB
Dublin
LIS
Lisbon
$165 Roundtrip, found 5 days ago
$165
Roundtrip
found 5 days ago
Select Vueling Airlines flight, departing Thu, Jan 21 from Dublin to Lisbon, returning Thu, Jan 28, priced at $165 found 5 days ago

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 $379
LIS
Humberto Delgado
Cheapest
Flights from $379

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

January is typically the cheapest month to fly

From $47 - $184 per traveler.

What you need to know for your flight from Dublin to Humberto Delgado

Dublin (DUB) to Lisbon (LIS) at a glance

Travel between Dublin (DUB) and Lisbon (LIS) with a selection of airlines catering to this popular international short-haul route. Explore your choices among both full-service and budget carriers to discover the flight that aligns with your budget, schedule, and travel plans while you immerse yourself in the vibrant sights and neighborhoods of Lisbon. Here are the essential details for flights departing from Dublin Airport (DUB) to Humberto Delgado Airport (LIS).

  • Fastest flight duration: around 2h 45m non-stop
  • Route distance: roughly 1,000 miles (1,610 km)
  • Flights per week: around 11 departures on average
  • Typical fares (one-way): economy tickets often range from $45–$335, depending on seasonality and how far ahead you book

Flights from Dublin Airport (DUB) to Humberto Delgado Airport (LIS)

Based on recent traveler bookings, here are the top airlines preferred for flights from Dublin to Lisbon, featuring both non-stop and one-stop options. These choices allow you to customize your journey by balancing price, total travel time, and cabin class to create your ideal itinerary.

  • Ryanair: A budget airline providing direct flights, with one-way ticket prices generally falling between $45 and $275. This carrier handles about 46% of departures on this route, with an overall travel duration of 2 hours and 45 minutes.
  • TAP Portugal: A comprehensive service airline that offers non-stop flights, with one-way fares usually ranging from $65 to $470. It represents approximately 33% of the departures along this route, taking a total of 2 hours and 45 minutes for the journey.
  • Aer Lingus: Another full-service airline providing direct service, with one-way prices typically between $55 and $270. This airline comprises around 20% of the flights on this route, with a total flight time of 2 hours and 45 minutes.

Travelers flying from Dublin to Lisbon can opt for an upgrade, as TAP Portugal provides business class service on this route.

Best time to fly from Dublin (DUB) to Lisbon (LIS)

The most popular months for travelers flying from Dublin to Lisbon are March, April, and September, when peak temperatures in Lisbon reach up to 70.3°F in September. If you prefer quieter travel, consider January, the least busy time to visit with temperatures around 54°F and typically the lowest average one-way fare (around $94). Flight availability peaks in September, with approximately 14 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: January usually offers good deals with average one-way fare around $94, roughly 38% cheaper than the yearly average.
  • Most flight options: September has the highest number of flights from Dublin to Lisbon, with approximately 14 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January54.0°F (12.2°C)Low7$94
February54.5°F (12.5°C)Low7$120
March57.0°F (13.9°C)High12$126
April59.9°F (15.5°C)High9$147
May64.8°F (18.2°C)Average12$173
June68.2°F (20.1°C)Average11$203
July71.1°F (21.7°C)Average12$194
August72.0°F (22.2°C)Average11$137
September70.3°F (21.3°C)High14$170
October66.9°F (19.4°C)Average10$138
November59.9°F (15.5°C)Average10$112
December55.9°F (13.3°C)Low8$224

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Dublin (DUB) to Lisbon (LIS)

  • Dublin to Beja (DUB-BYJ): Located roughly 81 miles from Humberto Delgado Airport (LIS), Beja Airport (BYJ) serves as a convenient travel hub.
  • Waterford to Lisbon (WAT-LIS): Waterford Airport (WAT) lies about 93 miles from Dublin Airport (DUB), providing good access to the capital.

How to find the best prices for flights from Dublin (DUB) to Lisbon (LIS)

Getting some of the best deals on flights from Dublin to Lisbon is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures, from 5 am to 12 pm, often offer lower prices and are popular among passengers. Additionally, flying on Tuesday tends to be cheaper, although Sunday remains the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Lisbon hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Humberto Delgado Airport from Dublin Airport

Lisbon welcomes travelers from Dublin with a range of transport options based on price, convenience, and proximity. For departures, Dublin Airport is roughly a 15-minute drive (covering about 8 miles) from central Dublin. Here's how to reach Lisbon efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Lisbon, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Humberto Delgado Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Humberto Delgado Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Humberto Delgado Airport, travelers will find Lisbon Airport Station, a metro station, just 0.1 miles away on foot, while Oriente Bus Station, a bus station, is located approximately 1.8 miles from the airport and is best accessed by car. Roma-Areeiro Station, a train station, is also about 1.8 miles away by car.

Frequently asked questions

How much does a flight from Dublin (DUB) to Lisbon (LIS-Humberto Delgado) cost?
You can find cheap one-way flights from $31 and cheap return flights from $71 Dublin (DUB) to Lisbon (LIS-Humberto Delgado) with Expedia. One-way flights typically cost between $165 and $1302, and return flights often range between $243 and $1608. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Dublin (DUB) to Lisbon (LIS-Humberto Delgado) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
February is the cheapest month to fly from Dublin (DUB) to Lisbon (LIS), with average return fares around $277. This price is about 20% lower than the average throughout the year, as February is generally a quieter travel month. Other budget-friendly months to consider are January and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
2 airlines operate nonstop service from DUB to LIS:

  • Ryanair operates around 15 direct flights from DUB to LIS every week
  • Aer Lingus operates around 8 direct flights from DUB to LIS every week

How do I find cheap flights from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
To find a cheap flight from Dublin (DUB) to Lisbon (LIS-Humberto Delgado), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
For flights from Dublin (DUB) to Lisbon (LIS), the best times to fly are January and February. These months are the cheapest, with average return flight prices around $277. Traveling during this period means you can enjoy lower fares and a more relaxed atmosphere in Lisbon, as fewer tourists visit during the winter months.*Prices based on flights available on Expedia in the last year.
How many flights per day from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
You can find approximately 3 nonstop flights per day from (DUB) to Humberto Delgado (LIS). For more options, look at flights that include layovers.
What is the earliest flight from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
The earliest flight from Dublin Airport (DUB) to Humberto Delgado Airport (LIS) typically leaves at around 4:15 AM, operated by NI. This seasonal service runs from January to March and again in October to December, allowing you to maximize your time in Lisbon. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
Direct flights from DUB to LIS usually take about 2 hours 50 minutes, traveling roughly 1,022 miles. If you opt for a connecting flight, expect to add around 3 hours 10 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
You can fly business class between DUB and LIS. Airlines that offer business class service on this route include:

  • British Airways
  • Lufthansa
  • KLM
  • Swiss International Air Lines
  • Air Baltic
  • Air France
  • SAS
  • TAP Portugal
  • Helvetic Airways
  • Hop!

How much is a business class flight from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
A non-stop, one-way business class flight from Dublin (DUB) to Lisbon (LIS) is usually around $412 - $538. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Dublin (DUB) to Lisbon (LIS-Humberto Delgado) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Dublin (DUB) to Lisbon (LIS-Humberto Delgado) flight with Expedia?
It's easy to earn miles on a Dublin (DUB) to Lisbon (LIS-Humberto Delgado) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Lisbon from DUB (DUB)?
From DUB (DUB), you can fly into Humberto Delgado (LIS) to reach Lisbon. Some flights may connect through major hubs like Frankfurt Intl. (FRA), Franz Josef Strauss Intl. (MUC), Heathrow (LHR) before reaching Lisbon. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Dublin (DUB) to Lisbon (LIS-Humberto Delgado) at the last minute?
Typically, booking a last minute flight from Dublin (DUB) to Lisbon (LIS-Humberto Delgado) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Dublin (DUB) to Lisbon (LIS-Humberto Delgado) flight and hotel package?
Securing a Dublin (DUB) to Lisbon (LIS-Humberto Delgado) Lisbon Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Dublin (DUB) to Lisbon (LIS-Humberto Delgado)?
If you booked your Dublin (DUB) to Lisbon (LIS-Humberto Delgado) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, 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.

Travel information

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
$71
Distance
1021 mi
Average flight time
2 hours 53 mins

Book with confidence

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 September. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $31 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.

 

Dublin to Lisbon Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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