Cheap flights from Key West to Buffalo from $269
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Buffalo departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Key West to Buffalo
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Buffalo?
Our data shows that Friday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $352. Flights from Key West to Buffalo on a Sunday will generally be more expensive and average around $755. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Buffalo?
At noon is the cheapest time of day to fly from Key West to Buffalo when you can find flight prices for as low as $388. Flying to Buffalo at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Buffalo, so prices are often more expensive at around $554 per ticket.
When to book flights from Key West to Buffalo
Cheap Key West to Buffalo (EYW to BUF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Key West to Buffalo
How far is Key West to Buffalo by plane?
Buffalo is 1276.6 mi away from Key West. A reasonable flight in good conditions will take 5h 11m.
When did momondo last update prices for flights from Key West Airport to Buffalo Airport?
Prices for flights from Key West Airport to Buffalo Airport refresh daily.
How many operators does momondo search for flights from Key West Airport to Buffalo Airport?
As of June 2025, there are 2 operators available to choose from for flights from Key West Airport to Buffalo Airport.
How old do you have to be to fly from Key West Airport to Buffalo Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Key West to Buffalo?
momondo data reveals that the most frequently booked airline on the route from Key West to Buffalo is American Airlines, representing 52% of all bookings. The subsequent popular airline is Delta at 48%.
Best airlines flying from Key West to Buffalo
Compare and see reviews for airlines that fly from Key West to Buffalo with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $208 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $259 | Free Cancellation | Rating 8.0 7,965 reviews |
Traveling to a place near Buffalo?
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Why should I use momondo to find a flight deal from Key West to Buffalo?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Key West to Buffalo. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Key West to Buffalo with flexible booking policies on momondo?
All flight searches from Key West to Buffalo on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Key West to Buffalo?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Key West to Buffalo.
I’m not ready to book a flight from Key West to Buffalo right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Key West to Buffalo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buffalo and let you know when they change.