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$571+ Cheap flights from Dayton (DAY) to Portugal

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — LIS
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Dayton to Portugal

Keep the following information in mind while searching for Dayton to Portugal flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$571
(Delta)

Popular in

June

Cheapest in

February

Average price

$573
Provider with most accurate pricing for Dayton-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Dayton-Lisbon Humberto Delgado flights.
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From Dayton to Portugal
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Highest demand for flights based on searches. 27% potential increase in price ($374 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Dayton to Portugal

Cheapest flights from Dayton to Portugal
Explore the most affordable flight options available from Dayton to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/46:43 pmDAY - OPO
2 stops22h 37mDelta
mar. 3/186:00 amOPO - DAY
2 stops21h 27mDelta
Deal found 2/19$571
This Lufthansa deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/55:50 pmDAY - OPO
2 stops24h 45mLufthansa
mié. 3/196:00 amOPO - DAY
2 stops21h 30mLufthansa
Deal found 2/19$582
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/52:57 pmDAY - OPO
2 stops15h 43mUnited Airlines
vie. 3/216:00 amOPO - DAY
2 stops18h 45mUnited Airlines
Deal found 2/19$584
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/107:42 pmDAY - LIS
1 stop10h 33mUnited Airlines
mar. 3/185:00 amLIS - DAY
2 stops19h 45mUnited Airlines
Deal found 2/20$586
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/105:53 pmDAY - LIS
3 stops25h 17mMultiple Airlines
mar. 3/186:20 amLIS - DAY
3 stops21h 10mMultiple Airlines
Deal found 2/20$1,074
This Expedia deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/306:11 pmDAY - LIS
2 stops23h 59mBritish Airways
vie. 6/611:05 amLIS - DAY
1 stop14h 23mBritish Airways
Deal found 2/20$1,187
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/118:04 amDAY - LIS
1 stop20h 01mAmerican Airlines
vie. 8/111:05 amLIS - DAY
1 stop14h 25mAmerican Airlines
Deal found 2/20$1,501
This KLM deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/411:14 amDAY - OPO
2 stops18h 31mKLM
jue. 3/206:15 amOPO - DAY
2 stops21h 12mKLM
Deal found 2/19$1,555

Find flights from Dayton to Portugal within your budget

Customize your flight search to find flights from Dayton to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 20, 2025.

Fly from

Dayton

Fly to

Portugal

Route

Depart

Return

Price

DaytonPorto

DAY - OPO

DAYOPO

Dayton

mar. 3/4

6:43 pm-10:20 pm

2 stops22h 37m

Porto

mar. 3/18

6:00 am-11:27 pm

2 stops21h 27m

$571

DaytonPorto

DAY - OPO

DAYOPO

Dayton

mié. 3/5

5:50 pm-11:35 pm

2 stops24h 45m

Porto

mié. 3/19

6:00 am-11:30 pm

2 stops21h 30m

$582

DaytonPorto

DAY - OPO

DAYOPO

Dayton

mié. 3/5

2:57 pm-11:40 am

2 stops15h 43m

Porto

vie. 3/21

6:00 am-8:45 pm

2 stops18h 45m

$584

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

lun. 3/10

7:42 pm-10:15 am

1 stop10h 33m

Lisbon Humberto Delgado

mar. 3/18

5:00 am-8:45 pm

2 stops19h 45m

$586

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

lun. 3/10

5:53 pm-11:10 pm

3 stops25h 17m

Lisbon Humberto Delgado

mar. 3/18

6:20 am-11:30 pm

3 stops21h 10m

$1,074

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

vie. 5/30

6:11 pm-11:10 pm

2 stops23h 59m

Lisbon Humberto Delgado

vie. 6/6

11:05 am-8:28 pm

1 stop14h 23m

$1,187

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

vie. 7/11

8:04 am-9:05 am

1 stop20h 01m

Lisbon Humberto Delgado

vie. 8/1

11:05 am-8:30 pm

1 stop14h 25m

$1,501

DaytonPorto

DAY - OPO

DAYOPO

Dayton

mar. 3/4

11:14 am-10:45 am

2 stops18h 31m

Porto

jue. 3/20

6:15 am-11:27 pm

2 stops21h 12m

$1,555

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Best time to book a flight from Dayton to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Dayton with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Dayton to Portugal

Get recent, data-driven insights about flights from Dayton to Portugal including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Dayton to Portugal?

Currently, January is the cheapest month in which you can book a flight from Dayton to Portugal (average of $612). Flying from Dayton to Portugal in June is currently the most expensive (average of $1,234). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DAY to PT?

Find hourly flight availability from Dayton to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

When flying from Dayton to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated febrero 20, 2025.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Lufthansa
6.7
Okay
6,986 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Dayton to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dayton to Portugal?

    For a flight from Dayton to Portugal, you will be flying from Dayton. Dayton (DAY) is just 10.0 mi from the center of the city.

  • What are the most popular routes from Dayton to Portugal?

    Most travelers choose Dayton - Lisbon Humberto Delgado, Dayton - Porto or Dayton - Ponta Delgada Nordela when deciding on the best route from Dayton to Portugal.

  • Can I find deals for flights from Dayton to Portugal that include hotel bookings?

    Yes. In addition to deals on Dayton to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dayton to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dayton to Portugal.

  • Can I find deals for business class flights from Dayton to Portugal?

    Yes. Cheapflights offers flight deals from Dayton to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dayton to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Dayton to Portugal (average of $612). Flying from Dayton to Portugal in June is currently the most expensive (average of $1,234). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Dayton to Portugal

Discover the top 2 airlines that operate flights from Dayton to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$575Average$815FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$582Average$1,296FlexibilityNo cancel feeOn-time71%
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