BUF - OPO

$478 Find Cheap Flights from Buffalo to Porto

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Buffalo to Porto departing on 2/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Porto

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Buffalo to Porto, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Buffalo to Porto, as well as popular online travel agencies
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41 299 237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$478
KLM
Tue 2/17Fri 2/27
BUF - OPO • 2 stops
Cheapest one-way
Multiple Airlines
Thu 11/27
BUF - OPO • multi-stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Porto!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Buffalo to Porto (BUF-OPO)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Buffalo to Porto that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Buffalo to Porto

Tue, Feb 17 - Fri, Feb 27
KLM Logo
12:25 pm - 10:30 amBUF-OPO
17h 05m2 stops
KLM Logo
11:20 am - 10:59 pmOPO-BUF
16h 39m2 stops
$478KLM
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Thu, Jan 22 - Mon, Jan 26
Delta Logo
5:44 pm - 10:30 amBUF-OPO
35h 46m2 stops
Delta Logo
6:30 am - 11:11 amOPO-BUF
57h 41m2 stops
$488Delta
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Thu, Jan 22 - Mon, Jan 26
Delta Logo
5:44 pm - 10:30 amBUF-OPO
35h 46m2 stops
Delta Logo
6:30 am - 11:28 pmOPO-BUF
21h 58m2 stops
$491Delta
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Thu, Jan 22 - Mon, Jan 26
KLM Logo
12:13 pm - 10:25 amBUF-OPO
17h 12m2 stops
KLM Logo
4:10 pm - 7:03 pmOPO-BUF
31h 53m2 stops
$545KLM
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Tue, Feb 17 - Fri, Feb 27
Lufthansa Logo
2:54 pm - 2:45 pmBUF-OPO
18h 51m2 stops
Lufthansa Logo
12:35 pm - 9:02 pmOPO-BUF
13h 27m1 stop
$571Lufthansa
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Booking Insights

KAYAK's insights & trends for Buffalo to Porto flights

Get data-powered insights and trends into flights from Buffalo to Porto to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Buffalo to Porto?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Buffalo to Porto were found on KLM ($478) and Delta ($488).

Find deals

Good to know

Cheapest flight$478
Flight from Buffalo to Porto

When to book flights from Buffalo to Porto

Are your dates flexible? Find out the best times to travel from Buffalo to Porto based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Buffalo to Porto

  • What is the cheapest flight from Buffalo to Porto?

    In the last 3 days, the lowest price for a flight from Buffalo to Porto was $478 for a round-trip ticket.

  • Do I need a passport to fly between Buffalo and Porto?

    Yes, you’ll need a passport to travel to Porto from Buffalo.

  • Which airports will I be using when flying from Buffalo to Porto?

    When flying out of Buffalo you will be using Buffalo. You will be landing at Porto, also known as Porto.

  • Which aircraft models fly most regularly from Buffalo to Porto?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Buffalo to Porto?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Buffalo to Porto.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Buffalo to Porto?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Buffalo is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Buffalo to Porto?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Buffalo with another airline. Booking your flights between Buffalo and OPO can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Buffalo to Porto?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Buffalo up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Buffalo to Porto

Information on your arrival and departure airports

Buffalo (BUF)
Porto (OPO)