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$491+ Cheap flights from Columbus to Porto (OPO)

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — OPO
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
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 4, 2025.

This Delta deal was found by Cheapflights users on 11/3. 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 11/3$491
This Air France deal was found by Cheapflights users on 11/3. 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 11/3$1,087
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/185:45 pmCMH - OPO
2 stops40h 00mUnited Airlines
Mon 1/196:00 amOPO - CMH
2 stops43h 56mUnited Airlines
Deal found 11/1$1,225
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amCMH - OPO
2 stops24h 00mMultiple Airlines
Mon 1/196:40 pmOPO - CMH
1 stop24h 04mMultiple Airlines
Deal found 11/1$1,507
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:00 amCMH - OPO
3 stops29h 50mMultiple Airlines
Fri 12/2612:00 pmOPO - CMH
3 stops34h 33mMultiple Airlines
Deal found 11/4$1,682
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:45 pmCMH - OPO
2 stops38h 05mLufthansa
Fri 12/2612:30 pmOPO - CMH
2 stops35h 30mLufthansa
Deal found 11/4$1,789
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 11/271:00 pmCMH - OPO
2 stops16h 25mDelta
Sun 1/45:00 amOPO - CMH
2 stops20h 23mDelta
Deal found 11/3$1,806
This Mytrip deal was found by Cheapflights users on 11/2. 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.
Fri 12/266:00 amCMH - OPO
3 stops24h 15mMultiple Airlines
Sat 1/311:35 amOPO - CMH
3 stops34h 58mMultiple Airlines
Deal found 11/2$2,336

Cheap flight deals from Columbus to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Columbus (C01) 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 4, 2025.

Round-trip from

$491
(Delta)

Popular in

December

Cheapest in

March

Average price

$743
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 4, 2025.
Use the filters below to find and compare flights from Columbus 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 3/18

2:18 pm-11:40 pm

2 stops29h 22m

Porto

Wed 3/25

6:00 am-11:23 pm

2 stops21h 23m

$579

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Mon 3/16

2:18 pm-9:30 am

2 stops15h 12m

Porto

Tue 3/24

6:00 am-10:08 pm

2 stops20h 08m

$587

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Mon 3/16

2:55 pm-9:30 am

2 stops14h 35m

Porto

Wed 3/25

6:00 am-10:08 pm

2 stops20h 08m

$588

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Tue 3/17

4:20 pm-9:30 am

2 stops13h 10m

Porto

Wed 3/25

6:00 am-10:08 pm

2 stops20h 08m

$588

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Tue 3/17

12:05 pm-10:30 am

2 stops18h 25m

Porto

Mon 3/23

11:15 am-6:00 pm

2 stops34h 45m

$591

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Sun 3/15

7:00 am-10:30 am

2 stops23h 30m

Porto

Mon 3/23

11:15 am-7:25 pm

2 stops36h 10m

$591

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Sun 3/15

7:00 am-10:30 am

2 stops23h 30m

Porto

Wed 3/25

6:00 am-9:58 pm

2 stops19h 58m

$591

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Wed 3/18

2:00 pm-10:30 am

2 stops16h 30m

Porto

Thu 3/26

11:15 am-9:29 am

2 stops26h 14m

$591

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Wed 3/18

11:45 am-10:30 am

2 stops18h 45m

Porto

Mon 3/23

11:15 am-6:00 pm

2 stops34h 45m

$591

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

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 to Porto

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

Currently, March is the cheapest month in which you can book a flight from Columbus to Porto (average of $604). Flying from Columbus 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 4, 2025.

One of the essential ways to save on airfare from Columbus to Porto is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 43% 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 4, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Columbus to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

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
8,002 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

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
8,997 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

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
11,038 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

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?

    Most people fly into Porto (OPO) if they book a flight to Porto from Columbus. On average, Porto has 0 inbound flights from Columbus per day from 3 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

  • How long is the flight from Columbus to Porto?

    Delta, Lufthansa, and United Airlines can get you from Columbus to Porto in just under 19h 05m. Your travel time can differ by up to 16h 04m. Columbus and Porto are separated by a distance of 3764 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    American Airlines, at $613, was found to be the cheapest airline from Columbus to Porto.Alternate airlines to your destination round-trip include United Airlines and Delta. 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 to Porto?

    Currently, March is the cheapest month in which you can book a flight from Columbus to Porto (average of $604). Flying from Columbus 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

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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 4, 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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