Cheap flights from Kansas City (MCI) to Porto (OPO) from $2,037

This is the cheapest one-way flight price, found on 9/21. Prices may vary by date and flight preferences.
Sep 26 — Oct 31

How to find the cheapest flight from Kansas City (MCI) to Porto (OPO)

All the information you need to plan the best MCI to OPO flight in 2023: compare Kansas City to Porto flight prices with the expected peak season, weather and rainfall in Porto.

Popular in


Cheapest in


Average price


Round-trip from

High demand for flights, 40% potential price rise
Best time to find cheap flights, 37% potential price drop
Average for round-trip flights in September 2023
From Kansas City to Porto



$443 - $1,232



48.2 - 68 °F



0.7 - 7.7 inches

When is the cheapest time to fly from Kansas City to Porto (MCI - OPO)?

Unlike at noon, when flights are generally more expensive, you can save up to 35% on flights from Kansas City to Porto by exploring options for tickets in the morning.

Kansas City to Porto 2023 flight deals

Cheap flights to Porto from Kansas City found for this year

Related info for your journey

Useful info, stats and facts about Kansas City to Porto flights.

What are the most popular airlines that fly from Kansas City to Porto?

What does MCI to OPO mean?

Kansas City Airport is MCI and Porto Airport is OPO. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

Other flights to Porto

Top 4 airlines flying from Kansas City to Porto

The chart below displays the airlines Cheapflights users traveling from Kansas City to Porto choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
United AirlinesCheapest$704Average$1,394FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$776Average$854FlexibilityNo cancel feeOn-time71%
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DeltaCheapest$792Average$1,050FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest$823Average$1,100FlexibilityNo cancel feeOn-time75%
Search KLM flights
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