How long is the flight from Kathmandu to Porto?

A quick flight from Kathmandu to Porto can take about 25h 40m. Qatar Airways provides one of the quickest options available for as low as $1,677. There are 5175 mi between Kathmandu and Porto. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

What is the cheapest time of day to fly from KTM to OPO?

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

Most accurate provider : When it comes to deals on Kathmandu-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kathmandu-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kathmandu-Porto flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Kathmandu-Porto flights, Cheapflights users trust FlightHub the most. FlightHub 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 Kathmandu-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Kathmandu to Porto?

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

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

Yes. Cheapflights offers flight deals from Kathmandu 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.

$940+ Cheap Flights from Kathmandu to Porto

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Cheap flight deals from Kathmandu to Porto

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Best

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Cheapest flights from Kathmandu to Porto
Explore the most affordable flight options available from Kathmandu to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.

Sun 11/89:40 pm -

3 stops27h 05m

Thu 11/127:05 am -

2 stops32h 50m

Deal found 10/22

$940

Wed 11/43:50 pm -

2 stops25h 40m

Sun 11/812:25 pm -

2 stops20h 25m

Deal found 10/19

$1,677

Sun 11/812:45 pm -

1 stop26h 55m

Thu 11/124:25 pm -

1 stop13h 10m

Deal found 10/22

$1,736

Find flight deals from Kathmandu to Porto

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$940 (Mytrip)

Provider with most accurate pricing for Kathmandu Tribhuvan-Porto flight deals.

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Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Porto flights.

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From Kathmandu Tribhuvan to Porto

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduPorto

KTM Kathmandu Tribhuvan - OPO Porto

KTMOPO

Kathmandu Tribhuvan

Sun 11/8

11:45 pm-6:55 pm

2 stops24h 55m

Porto

Thu 11/12

6:10 am-1:50 pm

2 stops25h 55m

$1,053

KathmanduPorto

KTM Kathmandu Tribhuvan - OPO Porto

KTMOPO

Kathmandu Tribhuvan

Wed 11/4

3:50 pm-11:45 am

2 stops25h 40m

Porto

Sun 11/8

12:25 pm-2:35 pm

2 stops20h 25m

$1,677

Quickest round-trip

KathmanduPorto

KTM Kathmandu Tribhuvan - OPO Porto

KTMOPO

Kathmandu Tribhuvan

Sun 11/8

12:45 pm-9:55 am

1 stop26h 55m

Porto

Thu 11/12

4:25 pm-11:20 am

1 stop13h 10m

$1,736

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Sorted by cheapest first

Most accurate provider: When it comes to deals on Kathmandu-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kathmandu-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kathmandu-Porto flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Kathmandu-Porto flights, Cheapflights users trust FlightHub the most. FlightHub 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 Kathmandu-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 Kathmandu to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Kathmandu with our price prediction graph.

KTM-OPO

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.

Related info for your journey

How long is the flight from Kathmandu to Porto?
A quick flight from Kathmandu to Porto can take about 25h 40m. Qatar Airways provides one of the quickest options available for as low as $1,677. There are 5175 mi between Kathmandu and Porto. This flight may include one or multiple stops.
Can I find deals for flights from Kathmandu to Porto that include hotel bookings?
Yes. In addition to deals on Kathmandu to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kathmandu to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Porto.
Can I find deals for business class flights from Kathmandu to Porto?
Yes. Cheapflights offers flight deals from Kathmandu 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.

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$940+ Cheap flights from Kathmandu (KTM) 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Kathmandu to Porto

Cheapest flights from Kathmandu to PortoExplore the most affordable flight options available from Kathmandu to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.

Explore the most affordable flight options available from Kathmandu to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.

Best flights from Kathmandu to PortoDiscover carefully curated flight deals from Kathmandu to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.

Discover carefully curated flight deals from Kathmandu to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.

Last-minute flights from Kathmandu to PortoDiscover last-minute flight deals from Kathmandu to Porto. Data last updated October 24, 2026 and is based on user searches.

Discover last-minute flight deals from Kathmandu to Porto. Data last updated October 24, 2026 and is based on user searches.

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Best time to book a flight from Kathmandu to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Kathmandu with our price prediction graph.

Related info for your journey

How long is the flight from Kathmandu to Porto?

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

How can I find direct flights from Kathmandu to Porto?

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

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Kathmandu and Porto flights

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Cheapest flights from Kathmandu to Porto
Explore the most affordable flight options available from Kathmandu to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.

Best flights from Kathmandu to Porto
Discover carefully curated flight deals from Kathmandu to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.

Last-minute flights from Kathmandu to Porto
Discover last-minute flight deals from Kathmandu to Porto. Data last updated October 24, 2026 and is based on user searches.