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$602+ 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — OPO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$602
(United)

Popular in

June

Cheapest in

February

Average price

$1,144
From Columbus to Porto
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($327 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 September 2025
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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 September 17, 2025.

This United deal was found by Cheapflights users on 9/14. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:00 amCMH - OPO
1 stop20h 45mMultiple Airlines
Tue 10/216:00 amOPO - CMH
2 stops38h 33mMultiple Airlines
Deal found 9/14$602
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:30 amCMH - OPO
2 stops31h 50mLufthansa
Tue 10/216:00 amOPO - CMH
2 stops15h 43mLufthansa
Deal found 9/14$609
This Lufthansa deal was found by Cheapflights users on 9/14. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:11 pmCMH - OPO
2 stops27h 14mLufthansa
Sun 12/76:00 amOPO - CMH
2 stops18h 03mLufthansa
Deal found 9/14$617
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 11/712:57 pmCMH - OPO
2 stops13h 43mAmerican Airlines
Sun 11/168:20 amOPO - CMH
2 stops21h 18mAmerican Airlines
Deal found 9/16$658
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/147:00 amCMH - OPO
3 stops21h 45mUnited Airlines
Tue 10/216:00 amOPO - CMH
2 stops15h 43mUnited Airlines
Deal found 9/14$862
This Gurufare deal was found by Cheapflights users on 9/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:58 pmCMH - OPO
2 stops24h 42mLufthansa
Sun 11/1612:35 pmOPO - CMH
1 stop15h 16mLufthansa
Deal found 9/16$904
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 11/76:23 pmCMH - OPO
1 stop10h 07mUnited Airlines
Sun 11/1612:35 pmOPO - CMH
1 stop13h 11mUnited Airlines
Deal found 9/16$1,166

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 September 17, 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

Tue 10/14

8:00 am-9:45 am

1 stop20h 45m

Porto

Tue 10/21

6:00 am-3:33 pm

2 stops38h 33m

$602

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Tue 10/14

10:30 am-11:20 pm

2 stops31h 50m

Porto

Tue 10/21

6:00 am-4:43 pm

2 stops15h 43m

$609

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Wed 12/3

2:11 pm-10:25 pm

2 stops27h 14m

Porto

Sun 12/7

6:00 am-7:03 pm

2 stops18h 03m

$617

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Fri 1/2

9:00 am-11:40 am

2 stops21h 40m

Porto

Fri 1/9

6:00 am-8:56 pm

2 stops19h 56m

$640

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Fri 11/7

12:57 pm-7:40 am

2 stops13h 43m

Porto

Sun 11/16

8:20 am-12:38 am

2 stops21h 18m

$658

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Tue 10/14

7:00 am-9:45 am

3 stops21h 45m

Porto

Tue 10/21

6:00 am-4:43 pm

2 stops15h 43m

$862

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Fri 11/7

5:58 pm-11:40 pm

2 stops24h 42m

Porto

Sun 11/16

12:35 pm-10:51 pm

1 stop15h 16m

$904

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Fri 11/7

6:23 pm-9:30 am

1 stop10h 07m

Porto

Sun 11/16

12:35 pm-8:46 pm

1 stop13h 11m

$1,166

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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, January is the cheapest month in which you can book a flight from Columbus to Porto (average of $523). Flying from Columbus to Porto in June is currently the most expensive (average of $1,028). 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 September 17, 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 evening tend to be the most expensive. A flight in the morning could potentially save you up to 41% 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 September 17, 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
8.0
Very good
7,961 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    Lufthansa can get you from Columbus to Porto in just under 31h 50m. Your travel time can differ by up to . Columbus and Porto are separated by a distance of 3764 mi.

  • 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 39% 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, January is the cheapest month in which you can book a flight from Columbus to Porto (average of $523). Flying from Columbus to Porto in June is currently the most expensive (average of $1,028). 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

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$613Average$768FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$701Average$1,269FlexibilityNo cancel feeOn-time69%
DeltaCheapest$728Average$944FlexibilityNo cancel feeOn-timeN/A

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