HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portsmouth

$875+ Cheap flights from Columbus (CMH) to Portsmouth, England

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — LHR
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Columbus to Portsmouth with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Columbus to Portsmouth

Keep the following information in mind while searching for Columbus to Portsmouth flight deals. Data was last updated April 29, 2025.

Popular in

June

Cheapest in

April

Average price

$784
Highest demand for flights based on searches. 18% potential increase in price ($210 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Columbus to Portsmouth

Cheapest flights from Columbus to Portsmouth
Explore the most affordable flight options available from Columbus to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Delta deal was found by Cheapflights users on 4/28. 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 10/52:00 pmCMH - SOU
2 stops22h 00mDelta
Wed 10/159:20 amSOU - CMH
2 stops19h 38mDelta
Deal found 4/28$875
This Gurufare deal was found by Cheapflights users on 4/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/254:02 pmCMH - SOU
2 stops35h 13mAer Lingus
Sun 6/18:00 pmSOU - CMH
2 stops31h 49mAer Lingus
Deal found 4/27$1,260
This StudentUniverse deal was found by Cheapflights users on 4/27. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2510:31 amCMH - SOU
3 stops17h 39mMultiple Airlines
Sun 6/18:00 pmSOU - CMH
2 stops31h 49mMultiple Airlines
Deal found 4/27$1,531

Cheapflights Fare Finder

Customize your flight search to find flights from Columbus to Portsmouth 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 April 29, 2025.
Use the filters below to find and compare flights from Columbus Airport to Portsmouth that are best for you.

Fly from

Columbus

Fly to

Portsmouth

Route

Depart

Return

Price

ColumbusSouthampton

CMH - SOU

CMHSOU

Columbus

Sun 5/25

4:02 pm-8:15 am

2 stops35h 13m

Southampton Eastleigh

Sun 6/1

8:00 pm-10:49 pm

2 stops31h 49m

$1,260

ColumbusSouthampton

CMH - SOU

CMHSOU

Columbus

Sun 5/25

10:31 am-9:10 am

3 stops17h 39m

Southampton Eastleigh

Sun 6/1

8:00 pm-10:49 pm

2 stops31h 49m

$1,531

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Best time to book a flight from Columbus to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth 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 Portsmouth

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

Currently, November is the cheapest month in which you can book a flight from Columbus Airport to Portsmouth (average of $661). Flying from Columbus Airport to Portsmouth in June is currently the most expensive (average of $1,110). 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 P0R?

Find hourly flight availability from Columbus to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Columbus Airport to Portsmouth as you normally would.

Rainfall in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portsmouth ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Portsmouth when rainfall is around 1.0 in.

Temperature in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portsmouth, 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 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Related info for your journey

Find useful and relevant information for your journey from Columbus to Portsmouth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Columbus to Portsmouth 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 Portsmouth?

    Currently, November is the cheapest month in which you can book a flight from Columbus Airport to Portsmouth (average of $661). Flying from Columbus Airport to Portsmouth in June is currently the most expensive (average of $1,110). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from Columbus to Portsmouth

Discover the top 9 airlines that operate flights from Columbus to Portsmouth. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$608Average$864FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$646Average$862FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$646Average$841FlexibilityNo cancel feeOn-time72%
IberiaCheapest$669Average$888FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$672Average$845FlexibilityNo cancel feeOn-time71%
Scandinavian AirlinesCheapest$673Average$775FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$684Average$863FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$688Average$854FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$697Average$838FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.