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Portugal

$875+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — LIS
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$875
(Expedia)

Popular in

May

Cheapest in

February

Average price

$739
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. 26% potential increase in price ($350 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Expedia deal was found by Cheapflights users on 3/27. 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.
Sun 5/116:11 pmDAY - LIS
2 stops23h 49mBritish Airways
Sun 5/1811:05 amLIS - DAY
1 stop11h 33mBritish Airways
Deal found 3/27$875
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 6/311:48 amDAY - LIS
2 stops16h 32mUnited Airlines
Tue 6/1011:25 amLIS - DAY
2 stops28h 48mUnited Airlines
Deal found 3/27$1,108
This Delta deal was found by Cheapflights users on 3/27. 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.
Sun 6/17:51 amDAY - LIS
2 stops21h 54mDelta
Tue 6/1012:45 pmLIS - DAY
2 stops15h 57mDelta
Deal found 3/27$1,186
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2610:27 amDAY - PDL
2 stops43h 38mMultiple Airlines
Sat 5/31:40 pmPDL - DAY
2 stops34h 52mMultiple Airlines
Deal found 3/27$1,390
This Air France deal was found by Cheapflights users on 3/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3111:08 amDAY - LIS
2 stops18h 37mMultiple Airlines
Sat 6/710:00 amLIS - DAY
2 stops18h 29mMultiple Airlines
Deal found 3/27$1,472
This KLM deal was found by Cheapflights users on 3/27. 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.
Mon 6/211:08 amDAY - LIS
2 stops18h 37mKLM
Sun 6/812:45 pmLIS - DAY
2 stops15h 57mKLM
Deal found 3/27$1,502
This Air France deal was found by Cheapflights users on 3/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/16:45 pmDAY - LIS
2 stops18h 05mAir France
Sun 6/812:45 pmLIS - DAY
2 stops15h 57mAir France
Deal found 3/27$1,570
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 6/187:11 amDAY - LIS
1 stop20h 54mAmerican Airlines
Tue 6/2411:05 amLIS - DAY
1 stop15h 47mAmerican Airlines
Deal found 3/27$1,643
This Justfly.com deal was found by Cheapflights users on 3/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/312:47 pmDAY - LIS
1 stop14h 48mLufthansa
Sat 6/75:05 amLIS - DAY
2 stops16h 48mLufthansa
Deal found 3/27$1,695
This Ovago deal was found by Cheapflights users on 3/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/3011:08 amDAY - LIS
2 stops23h 37mScandinavian Airlines
Sat 6/76:25 pmLIS - DAY
2 stops34h 17mScandinavian Airlines
Deal found 3/27$1,915

Cheapflights Fare Finder

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 March 28, 2025.
Use the filters below to find and compare flights from Dayton to Portugal that are best for you.

Fly from

Dayton

Fly to

Portugal

Route

Depart

Return

Price

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Sun 5/11

6:11 pm-11:00 pm

2 stops23h 49m

Lisbon Humberto Delgado

Sun 5/18

11:05 am-5:38 pm

1 stop11h 33m

$875

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Tue 6/3

11:48 am-9:20 am

2 stops16h 32m

Lisbon Humberto Delgado

Tue 6/10

11:25 am-11:13 am

2 stops28h 48m

$1,108

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Sun 6/1

7:51 am-10:45 am

2 stops21h 54m

Lisbon Humberto Delgado

Tue 6/10

12:45 pm-11:42 pm

2 stops15h 57m

$1,186

DaytonPonta Delgada

DAY - PDL

DAYPDL

Dayton

Sat 4/26

10:27 am-10:05 am

2 stops43h 38m

Ponta Delgada Nordela

Sat 5/3

1:40 pm-8:32 pm

2 stops34h 52m

$1,390

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Sat 5/31

11:08 am-10:45 am

2 stops18h 37m

Lisbon Humberto Delgado

Sat 6/7

10:00 am-11:29 pm

2 stops18h 29m

$1,472

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Mon 6/2

11:08 am-10:45 am

2 stops18h 37m

Lisbon Humberto Delgado

Sun 6/8

12:45 pm-11:42 pm

2 stops15h 57m

$1,502

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Sun 6/1

6:45 pm-5:50 pm

2 stops18h 05m

Lisbon Humberto Delgado

Sun 6/8

12:45 pm-11:42 pm

2 stops15h 57m

$1,570

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Wed 6/18

7:11 am-9:05 am

1 stop20h 54m

Lisbon Humberto Delgado

Tue 6/24

11:05 am-9:52 pm

1 stop15h 47m

$1,643

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Sat 5/31

2:47 pm-10:35 am

1 stop14h 48m

Lisbon Humberto Delgado

Sat 6/7

5:05 am-4:53 pm

2 stops16h 48m

$1,695

DaytonLisbon

DAY - LIS

DAYLIS

Dayton

Fri 5/30

11:08 am-3:45 pm

2 stops23h 37m

Lisbon Humberto Delgado

Sat 6/7

6:25 pm-11:42 pm

2 stops34h 17m

$1,915

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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.

Cheapflights Insights

Everything you need to know about your flight from Dayton to Portugal

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 $1,213). 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 March 28, 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 March 28, 2025.
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

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
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

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
1,321 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

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.
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

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
8,603 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

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.
Scandinavian Airlines
7.3
Good
1,325 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

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 $1,213). 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$575Average$869FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$582Average$923FlexibilityNo cancel feeOn-time71%
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