$354 Cheap Flights from Dayton (DAY) to Lisbon (LIS)

View $354 flight on Sat, Oct 4, 2025Opens in a new window

Popular airlines from Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS)

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Cheap Flights from Dayton to Lisbon (DAY-LIS)

Prices were available within the past 7 days and start at $354 for one-way flights and $551 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, Feb 2 - Wed, Feb 11
DAY
Dayton
LIS
Lisbon
$551 Roundtrip, found 5 days ago
$551
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Feb 2 from Dayton to Lisbon, returning Wed, Feb 11, priced at $551 found 5 days ago
British Airways
Mon, Feb 2 - Wed, Feb 11
DAY
Dayton
LIS
Lisbon
$553 Roundtrip, found 5 days ago
$553
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Feb 2 from Dayton to Lisbon, returning Wed, Feb 11, priced at $553 found 5 days ago
British Airways
Tue, Jan 20 - Tue, Jan 27
DAY
Dayton
LIS
Lisbon
$553 Roundtrip, found 4 days ago
$553
Roundtrip
found 4 days ago
Select British Airways flight, departing Tue, Jan 20 from Dayton to Lisbon, returning Tue, Jan 27, priced at $553 found 4 days ago
American Airlines
Mon, Dec 8 - Tue, Dec 16
DAY
Dayton
LIS
Lisbon
$559 Roundtrip, found 6 days ago
$559
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Dec 8 from Dayton to Lisbon, returning Tue, Dec 16, priced at $559 found 6 days ago
British Airways
Mon, Feb 2 - Wed, Feb 11
DAY
Dayton
LIS
Lisbon
$562 Roundtrip, found 5 days ago
$562
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Feb 2 from Dayton to Lisbon, returning Wed, Feb 11, priced at $562 found 5 days ago
British Airways
Tue, Jan 20 - Tue, Jan 27
DAY
Dayton
LIS
Lisbon
$562 Roundtrip, found 4 days ago
$562
Roundtrip
found 4 days ago
Select British Airways flight, departing Tue, Jan 20 from Dayton to Lisbon, returning Tue, Jan 27, priced at $562 found 4 days ago
Scandinavian Airlines
Sat, Jan 10 - Thu, Jan 29
DAY
Dayton
LIS
Lisbon
$570 Roundtrip, found 3 days ago
$570
Roundtrip
found 3 days ago
Select Scandinavian Airlines flight, departing Sat, Jan 10 from Dayton to Lisbon, returning Thu, Jan 29, priced at $570 found 3 days ago
British Airways
Mon, Feb 2 - Wed, Feb 11
DAY
Dayton
LIS
Lisbon
$574 Roundtrip, found 5 days ago
$574
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Feb 2 from Dayton to Lisbon, returning Wed, Feb 11, priced at $574 found 5 days ago
United
Sun, Dec 7 - Thu, Dec 18
DAY
Dayton
LIS
Lisbon
$611 Roundtrip, found 6 days ago
$611
Roundtrip
found 6 days ago
Select United flight, departing Sun, Dec 7 from Dayton to Lisbon, returning Thu, Dec 18, priced at $611 found 6 days ago
Lufthansa
Mon, Feb 2 - Wed, Feb 11
DAY
Dayton
LIS
Lisbon
$623 Roundtrip, found 5 days ago
$623
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Mon, Feb 2 from Dayton to Lisbon, returning Wed, Feb 11, priced at $623 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 $878
LIS
Humberto Delgado
Cheapest
Flights from $878

Frequently asked questions

How much does a flight from James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS) cost?
Secure a cheap one-way flight from $354 or cheap return flight from $551 from James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS) 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 James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS)?
February is the most affordable month to fly from DAY to LIS. Planning your trip for the off-season is often the key to scoring lower fares.
What is the cheapest airline that flies from James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest DAY to LIS flight.
How many flights per day from James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS)?
Nonstop flights from James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DAY to LIS?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS)?
To arrive at Humberto Delgado Airport (LIS) on time, select a flight that leaves James M. Cox Dayton Intl. Airport (DAY) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS) last-minute?
Last-minute fares from DAY to LIS are usually more expensive. To secure the lowest rates, start looking for flights as soon as possible. That said, if your travel plans are flexible, it's possible to score a cheap ticket right before your journey.
Is it cheaper to book a DAY to LIS flight and hotel package?
Compared with arranging hotels and flights separately, booking a DAY to LIS flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from James M. Cox Dayton Intl. Airport (DAY) to Humberto Delgado Airport (LIS)?
In most instances, you're able to reschedule or cancel your DAY to LIS flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want more information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
James M. Cox Dayton Intl.
Destination airport
Humberto Delgado
Airlines serving
Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic
Roundtrip price
$551
Distance
3886 mi

Book with confidence

Book with confidence

Dayton to Lisbon Flights

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

 

The best time to book a flight from Dayton to Lisbon

Sunday is one of the best days to book for cheap flights from Dayton 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 Dayton 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 Dayton to Lisbon in 2025. You can also book with separate airlines for your outbound and return journeys, from $354 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 Dayton 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 Dayton 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.

 

Dayton to Lisbon Flights

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Explore a world of travel with Expedia

*Available to One Key members.