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$241+ Cheap flights from Columbus (CMH) to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — OPO
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from Columbus to Porto

Cheapest flights from Columbus to Porto
Explore the most affordable flight options available from Columbus to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Delta deal was found by Cheapflights users on 11/4. 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.
Wed 12/36:16 pmCMH - OPO
2 stops35h 09mDelta
Sun 12/711:15 amOPO - CMH
2 stops35h 21mDelta
Deal found 11/4$491
This Lufthansa deal was found by Cheapflights users on 11/5. 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.
Wed 12/33:05 pmCMH - OPO
2 stops15h 35mLufthansa
Sun 12/74:15 pmOPO - CMH
2 stops33h 35mLufthansa
Deal found 11/5$521
This Air France deal was found by Cheapflights users on 11/5. 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.
Thu 11/271:00 pmCMH - OPO
2 stops16h 25mMultiple Airlines
Thu 1/16:35 amOPO - CMH
2 stops19h 29mMultiple Airlines
Deal found 11/5$1,090
This Mytrip deal was found by Cheapflights users on 11/6. 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.
Thu 11/139:30 amCMH - OPO
3 stops22h 45mMultiple Airlines
Wed 11/266:30 amOPO - CMH
3 stops36h 43mMultiple Airlines
Deal found 11/6$1,227
This Rumbo deal was found by Cheapflights users on 11/6. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:20 pmCMH - OPO
2 stops16h 20mLufthansa
Wed 11/266:00 amOPO - CMH
2 stops19h 39mLufthansa
Deal found 11/6$1,501
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Thu 11/136:00 amCMH - OPO
1 stop22h 30mUnited Airlines
Wed 11/2612:35 pmOPO - CMH
1 stop13h 11mUnited Airlines
Deal found 11/6$1,542
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Sat 12/205:45 pmCMH - OPO
2 stops40h 30mLufthansa
Sat 12/274:15 pmOPO - CMH
2 stops36h 29mLufthansa
Deal found 11/5$1,931
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Sat 12/206:00 amCMH - OPO
3 stops32h 20mMultiple Airlines
Sat 12/2712:40 pmOPO - CMH
3 stops33h 53mMultiple Airlines
Deal found 11/5$2,066

Cheap flight deals from Columbus to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Columbus (CMH) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$491
(Delta)

One-way from

$241
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$743
Provider with most accurate pricing for Columbus-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Columbus-Porto flights.
Search Deals
From Columbus to Porto
Search Deals
One-way flight from Columbus to Porto
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Columbus to Porto 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 November 6, 2025.
Use the filters below to find and compare flights from Columbus Airport to Porto that are best for you.

Fly from

Columbus

Fly to

Porto

Route

Depart

Return

Price

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Wed 12/3

6:16 pm-10:25 am

2 stops35h 09m

Porto

Sun 12/7

11:15 am-5:36 pm

2 stops35h 21m

$491

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Wed 12/3

3:05 pm-11:40 am

2 stops15h 35m

Porto

Sun 12/7

4:15 pm-8:50 pm

2 stops33h 35m

$521

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 11/27

1:00 pm-10:25 am

2 stops16h 25m

Porto

Thu 1/1

6:35 am-9:04 pm

2 stops19h 29m

$1,090

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 11/13

9:30 am-1:15 pm

3 stops22h 45m

Porto

Wed 11/26

6:30 am-2:13 pm

3 stops36h 43m

$1,227

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 11/13

2:20 pm-11:40 am

2 stops16h 20m

Porto

Wed 11/26

6:00 am-8:39 pm

2 stops19h 39m

$1,501

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 11/13

6:00 am-9:30 am

1 stop22h 30m

Porto

Wed 11/26

12:35 pm-8:46 pm

1 stop13h 11m

$1,542

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Sat 12/20

5:45 pm-3:15 pm

2 stops40h 30m

Porto

Sat 12/27

4:15 pm-11:44 pm

2 stops36h 29m

$1,931

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Sat 12/20

6:00 am-7:20 pm

3 stops32h 20m

Porto

Sat 12/27

12:40 pm-5:33 pm

3 stops33h 53m

$2,066

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Fri 1/23

5:33 am-8:35 am

2 stops46h 02m

$241

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Mon 12/15

11:14 am-5:30 pm

3 stops49h 16m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Compare providers for flights from Columbus to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Columbus to Porto in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Columbus Airport-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Columbus Airport-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Columbus Airport-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Columbus Airport-Porto flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Columbus Airport-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Columbus to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Columbus 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 Columbus Airport to Porto

What is the cheapest month to book a flight from Columbus Airport to Porto?

Currently, March is the cheapest month in which you can book a flight from Columbus Airport to Porto (average of $604). Flying from Columbus Airport to Porto in June is currently the most expensive (average of $1,259). 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 CMH to OPO?

Find hourly flight availability from Columbus to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

One of the essential ways to save on airfare from Columbus Airport to Porto is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 40% on airfare.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated November 6, 2025.
Read through reviews of airlines operating flights from Columbus Airport to Porto, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,001 reviews

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,007 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,040 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Columbus to Porto. 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 into for flights to Porto from Columbus?

    Porto (OPO) is the airport you will fly into if you book a flight from Columbus to Porto. You should not have trouble finding flights to Porto from Columbus; the airport handles an average of 0 inbound flights from Columbus per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Porto airport from Columbus. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.

  • How long is the flight from Columbus Airport to Porto?

    Departing from Columbus Airport to Porto will take you 15h 35m. The distance between Columbus Airport and Porto is about 3764 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Columbus Airport to Porto round-trip?

    Our cheapest airline available from Columbus Airport to Porto is American Airlines. Our recent data shows that you can find tickets from as low as $613 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $692 and $728 round-trip. American Airlines is 40% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Columbus to Porto that include hotel bookings?

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

  • How can I find direct flights from Columbus to Porto?

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

  • Can I find deals for business class flights from Columbus to Porto?

    Yes. Cheapflights offers flight deals from Columbus to Porto 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 Columbus Airport to Porto?

    Currently, March is the cheapest month in which you can book a flight from Columbus Airport to Porto (average of $604). Flying from Columbus Airport to Porto in June is currently the most expensive (average of $1,259). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra
Vila Nova de Gaia

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Columbus to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Columbus to Lisbon flights
Columbus to Faro flights
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Columbus to Ponta Delgada flights

Top 3 airlines flying from Columbus to Porto

Discover the top 3 airlines that operate flights from Columbus to Porto. 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$613Average$768FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$692Average$1,267FlexibilityNo cancel feeOn-time69%
DeltaCheapest$728Average$918FlexibilityNo cancel feeOn-timeN/A

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