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$327+ Cheap flights from Columbus 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — OPO
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap 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 February 18, 2026.

This Iberia deal was found by Cheapflights users on 2/14. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:56 am
CMH
-
OPO
2 stops14h 44m
Iberia
Wed 4/298:20 am
OPO
-
CMH
2 stops17h 10m
Iberia
Deal found 2/14$500
This KLM deal was found by Cheapflights users on 2/15. 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.
Tue 3/176:00 pm
CMH
-
OPO
2 stops17h 25m
KLM
Tue 3/249:55 am
OPO
-
CMH
2 stops18h 04m
KLM
Deal found 2/15$501
This United Airlines deal was found by Cheapflights users on 2/16. 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 3/196:00 am
CMH
-
OPO
1 stop23h 30m
United Airlines
Wed 4/112:35 pm
OPO
-
CMH
2 stops26h 10m
United Airlines
Deal found 2/16$537
This Delta deal was found by Cheapflights users on 2/14. 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.
Tue 4/216:03 pm
CMH
-
OPO
2 stops16h 22m
Delta
Mon 4/275:00 am
OPO
-
CMH
2 stops22h 06m
Delta
Deal found 2/14$543
This American Airlines deal was found by Cheapflights users on 2/16. 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.
Thu 4/162:52 pm
CMH
-
OPO
2 stops15h 53m
American Airlines
Tue 4/218:20 am
OPO
-
CMH
2 stops18h 18m
American Airlines
Deal found 2/16$550
This Gotogate deal was found by Cheapflights users on 2/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:46 am
CMH
-
OPO
2 stops55h 14m
British Airways
Wed 4/18:20 am
OPO
-
CMH
2 stops17h 06m
British Airways
Deal found 2/16$578
This United Airlines deal was found by Cheapflights users on 2/14. 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 4/2110:39 am
CMH
-
OPO
2 stops18h 06m
United Airlines
Sun 4/266:00 am
OPO
-
CMH
2 stops43h 52m
United Airlines
Deal found 2/14$591
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Sun 4/2611:56 am
CMH
-
OPO
2 stops14h 44m
American Airlines
Fri 5/158:20 am
OPO
-
CMH
2 stops17h 10m
American Airlines
Deal found 2/14$597
This Expedia deal was found by Cheapflights users on 2/14. 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.
Wed 4/221:45 pm
CMH
-
OPO
2 stops17h 00m
Iberia
Sun 4/268:40 pm
OPO
-
CMH
2 stops26h 50m
Iberia
Deal found 2/14$612
This Delta deal was found by Cheapflights users on 2/15. 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 3/196:00 am
CMH
-
OPO
2 stops24h 25m
Delta
Wed 4/15:00 am
OPO
-
CMH
2 stops23h 59m
Delta
Deal found 2/15$635
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Thu 10/2212:35 pm
CMH
-
OPO
2 stops14h 05m
American Airlines
Tue 10/278:20 am
OPO
-
CMH
2 stops18h 27m
American Airlines
Deal found 2/14$636
This Flysmarter deal was found by Cheapflights users on 2/16. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1912:40 pm
CMH
-
OPO
2 stops15h 00m
Iberia
Wed 4/18:20 am
OPO
-
CMH
2 stops17h 06m
Iberia
Deal found 2/16$639

Find 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 February 18, 2026.

Round-trip from

$500
(American Airlines)

One-way from

$327
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$495
From Columbus to Porto
Search Deals
One-way flight from Columbus to Porto
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 18, 2026.
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 4/15

11:56 am-7:40 am

2 stops14h 44m

Porto

Wed 4/29

8:20 am-8:30 pm

2 stops17h 10m

$500

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Tue 3/17

6:00 pm-3:25 pm

2 stops17h 25m

Porto

Tue 3/24

9:55 am-11:59 pm

2 stops18h 04m

$501

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 3/19

7:07 am-9:30 am

1 stop22h 23m

Porto

Wed 4/1

12:35 pm-9:45 am

2 stops26h 10m

$537

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Tue 4/21

6:03 pm-3:25 pm

2 stops16h 22m

Porto

Mon 4/27

5:00 am-10:06 pm

2 stops22h 06m

$543

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 4/23

8:32 am-7:40 am

2 stops18h 08m

Porto

Tue 4/28

12:25 pm-12:59 am

2 stops17h 34m

$550

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 4/16

11:56 am-11:45 am

2 stops18h 49m

Porto

Tue 4/21

8:20 am-6:06 pm

2 stops14h 46m

$550

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 4/16

2:52 pm-11:45 am

2 stops15h 53m

Porto

Tue 4/21

8:20 am-9:38 pm

2 stops18h 18m

$550

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Sun 4/26

11:56 am-7:40 am

2 stops14h 44m

Porto

Fri 5/15

8:20 am-8:30 pm

2 stops17h 10m

$597

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Thu 3/19

12:40 pm-7:40 am

2 stops15h 00m

Porto

Wed 4/1

8:20 am-8:26 pm

2 stops17h 06m

$639

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Sun 4/26

7:14 pm-6:10 pm

2 stops17h 56m

Porto

Fri 5/15

5:00 am-12:36 am

2 stops24h 36m

$645

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 16 results
1
2

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, February is the cheapest month in which you can book a flight from Columbus to Porto (average of $491). Flying from Columbus to Porto in May is currently the most expensive (average of $1,148). 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.

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 February 18, 2026.
Peruse reviews from past customers who have flown with Delta and United 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
8,207 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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
8,207 reviews
Delta
7.9
Good
8,207 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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
9,312 reviews
Delta
7.9
Good
8,207 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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 2 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

  • How long is the flight from Columbus to Porto?

    Iberia, KLM, and United Airlines can get you from Columbus to Porto in just under 14h 44m. Your travel time can differ by up to 7h 39m. 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?

    United Airlines, at $692, was found to be the cheapest airline from Columbus to Porto. An alternate airline flying to your destination would be Delta. United Airlines is 26% 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, February is the cheapest month in which you can book a flight from Columbus to Porto (average of $491). Flying from Columbus to Porto in May is currently the most expensive (average of $1,148). 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
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Columbus to Porto

Discover the top 2 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 February 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$692Average$1,241FlexibilityNo cancel feeOn-time69%
DeltaCheapest$731Average$921FlexibilityNo cancel feeOn-timeN/A

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