When did momondo last update prices for flights from Niagara Falls Airport to Key West Airport?

Prices for flights from Niagara Falls Airport to Key West Airport are refreshed on a daily basis.

How old do you have to be to fly from Niagara Falls Airport to Key West Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Niagara Falls Airport to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$424 Cheap Flights from Niagara Falls to Key West in 2026

1 adult

0 bags

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Find the cheapest flights from Niagara Falls to Key West

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:13 am - 2:47 pm

IAG

EYW

27h 34m

1 stop

4:09 pm - 5:24 pm

EYW

IAG

25h 15m

1 stop

$424Allegiant Air

Thu, Feb 19 - Sun, Feb 22

11:13 am - 2:47 pm

IAG

EYW

27h 34m

1 stop

4:09 pm - 5:24 pm

EYW

IAG

25h 15m

1 stop

$425Allegiant Air

Thu, Feb 19 - Sun, Feb 22

11:13 am - 11:38 am

IAG

EYW

24h 25m

2 stops

4:09 pm - 5:24 pm

EYW

IAG

25h 15m

1 stop

$763Allegiant Air

Thu, Feb 19 - Sun, Feb 22

11:13 am - 11:38 am

IAG

EYW

24h 25m

2 stops

4:09 pm - 5:24 pm

EYW

IAG

25h 15m

1 stop

$764Allegiant Air

Thu, Feb 19 - Sun, Feb 22

Allegiant Air flights from Niagara Falls to Key West

Our best Allegiant Air deals on Niagara Falls to Key West flight tickets

Allegiant Air

Feb 19

IAG11:13 amNiagara Falls

27h 34m

1 stop

EYW2:47 pmKey West

Feb 22

EYW4:09 pmKey West

25h 15m

1 stop

IAG5:24 pmNiagara Falls

$424

Allegiant Air

Feb 19

IAG11:13 amNiagara Falls

27h 34m

1 stop

EYW2:47 pmKey West

Feb 22

EYW4:09 pmKey West

25h 15m

1 stop

IAG5:24 pmNiagara Falls

$425

Allegiant Air

Feb 19

IAG11:13 amNiagara Falls

24h 25m

2 stops

EYW11:38 amKey West

Feb 22

EYW4:09 pmKey West

25h 15m

1 stop

IAG5:24 pmNiagara Falls

$763

Fly from

Fly to

Route

Depart

Return

Price

Niagara FallsKey West

IAG - EYW

IAGEYW

Niagara Falls

Thu 2/19

11:13 am-2:47 pm

1 stop27h 34m

Key West

Sun 2/22

4:09 pm-5:24 pm

1 stop25h 15m

$424

Niagara FallsKey West

IAG - EYW

IAGEYW

Niagara Falls

Thu 2/19

11:13 am-2:47 pm

1 stop27h 34m

Key West

Sun 2/22

4:09 pm-5:24 pm

1 stop25h 15m

$425

Niagara FallsKey West

IAG - EYW

IAGEYW

Niagara Falls

Thu 2/19

11:13 am-11:38 am

2 stops24h 25m

Key West

Sun 2/22

4:09 pm-5:24 pm

1 stop25h 15m

$763

Niagara FallsKey West

IAG - EYW

IAGEYW

Niagara Falls

Thu 2/19

11:13 am-11:38 am

2 stops24h 25m

Key West

Sun 2/22

4:09 pm-5:24 pm

1 stop25h 15m

$764

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Niagara Falls to Key West

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 airlines fly to Key West?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Key West from Niagara Falls according to our data. American Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

When to book flights from Niagara Falls to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Niagara Falls to Key West according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Niagara Falls to Key West (IAG to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Niagara Falls to Key West

Fastest flight time	27h 34m
Direct flights	None

The fastest flight from Niagara Falls to Key West takes 27h 34m

There are no direct flights from Niagara Falls to Key West. There are no popular flight routes from Niagara Falls to Key West.

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How far is Niagara Falls to Key West by plane?
The distance between Niagara Falls and Key West is about 1289.5 mi. By plane, this route typically takes 27h 34m.
When did momondo last update prices for flights from Niagara Falls Airport to Key West Airport?
Prices for flights from Niagara Falls Airport to Key West Airport are refreshed on a daily basis.
How old do you have to be to fly from Niagara Falls Airport to Key West Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Niagara Falls Airport to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Big Pine Key

Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from Niagara Falls to Key West?

Finding the right flight to Key West from Niagara Falls is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Key West quick and easy, saving you time and money.

Can I find flights from Niagara Falls to Key West with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Key West from Niagara Falls with this policy.

How can momondo help me find flights from Niagara Falls to Key West?

Once all potential Niagara Falls to Key West flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Niagara Falls to Key West right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Niagara Falls to Key West now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Key West and let you know when they change.