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 Michigan according to our data. American Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 5 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Michigan to Key West?

Spirit Airlines, United Airlines, and Allegiant Air are the most popular carriers operating from Michigan to Key West

How long does it take to fly to Key West?

If you’re flying from a popular airport in Michigan, such as Grand Rapids or Flint, and flying into Key West, then you can expect flight times to average 5h 03m and 5h 26m, respectively.

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

Prices for flights from Michigan to Key West Airport are updated daily.

How many operators does momondo search for flights from Michigan to Key West Airport?

The number of operators available for flights from Michigan to Key West Airport is 5 as of September 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Michigan 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.

$108 Cheap Flights from Michigan to Key West in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Michigan to Key West

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:28 pm - 8:15 amGRR-EYW

12h 47m1 stop

8:55 am - 7:07 pmEYW-GRR

10h 12m1 stop

$207Multiple Airlines

Find Deal

dom., oct. 26 - vie., oct. 31

5:05 am - 1:30 pmORD-EYW

7h 25m1 stop

2:25 pm - 9:00 pmEYW-ORD

7h 35m1 stop

$215Spirit Airlines

Find Deal

mié., feb. 25 - mar., mar. 3

8:26 pm - 8:46 pmGRR-EYW

24h 20m1 stop

3:58 pm - 2:13 pmEYW-GRR

22h 15m1 stop

$240Allegiant Air

Find Deal

sáb., nov. 15 - mié., nov. 19

3:36 pm - 7:22 amGRR-EYW

15h 46m1 stop

3:56 pm - 8:02 pmEYW-GRR

28h 06m1 stop

$267Allegiant Air

Find Deal

jue., oct. 2 - lun., oct. 6

11:05 am - 7:53 pmMDW-EYW

7h 48m1 stop

7:40 am - 11:52 amEYW-MDW

5h 12m1 stop

$269Delta

Find Deal

sáb., nov. 15 - mié., nov. 19

9:30 am - 5:13 pmORD-EYW

6h 43m1 stop

6:00 pm - 11:54 pmEYW-ORD

6h 54m1 stop

$269Delta

Find Deal

mar., feb. 24 - mié., mar. 4

7:11 am - 4:16 pmSBN-EYW

9h 05m1 stop

7:31 am - 12:36 pmEYW-SBN

5h 05m1 stop

$269American Airlines

Find Deal

sáb., nov. 15 - mié., nov. 19

7:15 am - 2:55 pmSBN-EYW

7h 40m1 stop

1:33 pm - 10:50 pmEYW-SBN

9h 17m2 stops

$274American Airlines

Find Deal

mar., nov. 18 - sáb., nov. 22

8:48 pm - 12:26 pmSBN-EYW

15h 38m1 stop

9:46 am - 8:08 pmEYW-SBN

10h 22m1 stop

$293Breeze Airways

Find Deal

dom., feb. 8 - jue., feb. 12

12:07 pm - 8:15 amLAN-EYW

20h 08m1 stop

1:10 pm - 11:27 amEYW-LAN

22h 17m1 stop

$824Breeze Airways

Find Deal

mié., dic. 17 - vie., ene. 2

American Airlines flights from Michigan to Key West

Our best American Airlines deals on Michigan to Key West flight tickets

American Airlines

Nov 15

SBN7:11 amSouth Bend/Michiana

9h 05m

1 stop

EYW4:16 pmKey West

Nov 19

EYW7:31 amKey West

5h 05m

1 stop

SBN12:36 pmSouth Bend/Michiana

$269

Find similar

American Airlines

Nov 18

SBN7:15 amSouth Bend/Michiana

7h 40m

1 stop

EYW2:55 pmKey West

Nov 22

EYW1:33 pmKey West

9h 17m

2 stops

SBN10:50 pmSouth Bend/Michiana

$274

Find similar

American Airlines

Nov 18

SBN7:11 amSouth Bend/Michiana

10h 40m

2 stops

EYW5:51 pmKey West

Nov 22

EYW1:33 pmKey West

9h 17m

2 stops

SBN10:50 pmSouth Bend/Michiana

$279

Find similar

Delta flights from Michigan to Key West

Our best Delta deals on Michigan to Key West flight tickets

Delta

Feb 24

ORD9:30 amChicago O'Hare Intl

6h 43m

1 stop

EYW5:13 pmKey West

Mar 4

EYW6:00 pmKey West

6h 54m

1 stop

ORD11:54 pmChicago O'Hare Intl

$269

Find similar

Delta

Dec 17

MDW12:50 pmChicago Midway

6h 13m

1 stop

EYW8:03 pmKey West

Dec 24

EYW4:25 pmKey West

6h 51m

1 stop

MDW10:16 pmChicago Midway

$271

Find similar

Delta

Feb 16

ORD5:50 amChicago O'Hare Intl

6h 22m

1 stop

EYW1:12 pmKey West

Feb 25

EYW6:00 pmKey West

6h 54m

1 stop

ORD11:54 pmChicago O'Hare Intl

$289

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Grand RapidsKey West

GRR - EYW

GRREYW

Grand Rapids Gerald R. Ford Intl

dom. 10/26

7:28 pm-8:15 am

1 stop12h 47m

Key West

vie. 10/31

8:55 am-7:07 pm

1 stop10h 12m

$207

ChicagoKey West

ORD - EYW

ORDEYW

Chicago O'Hare Intl

mié. 2/25

5:05 am-1:30 pm

1 stop7h 25m

Key West

mar. 3/3

2:25 pm-9:00 pm

1 stop7h 35m

$215

Grand RapidsKey West

GRR - EYW

GRREYW

Grand Rapids Gerald R. Ford Intl

sáb. 11/15

8:26 pm-8:46 pm

1 stop24h 20m

Key West

mié. 11/19

3:58 pm-2:13 pm

1 stop22h 15m

$240

Grand RapidsKey West

GRR - EYW

GRREYW

Grand Rapids Gerald R. Ford Intl

jue. 10/2

3:36 pm-7:22 am

1 stop15h 46m

Key West

lun. 10/6

3:56 pm-8:02 pm

1 stop28h 06m

$267

ChicagoKey West

MDW - EYW

MDWEYW

Chicago Midway

sáb. 11/15

11:05 am-7:53 pm

1 stop7h 48m

Key West

mié. 11/19

7:40 am-11:52 am

1 stop5h 12m

$269

ChicagoKey West

ORD - EYW

ORDEYW

Chicago O'Hare Intl

mar. 2/24

9:30 am-5:13 pm

1 stop6h 43m

Key West

mié. 3/4

6:00 pm-11:54 pm

1 stop6h 54m

$269

South BendKey West

SBN - EYW

SBNEYW

South Bend/Michiana

sáb. 11/15

7:11 am-4:16 pm

1 stop9h 05m

Key West

mié. 11/19

7:31 am-12:36 pm

1 stop5h 05m

$269

South BendKey West

SBN - EYW

SBNEYW

South Bend/Michiana

mar. 11/18

7:15 am-2:55 pm

1 stop7h 40m

Key West

sáb. 11/22

1:33 pm-10:50 pm

2 stops9h 17m

$274

South BendKey West

SBN - EYW

SBNEYW

South Bend/Michiana

dom. 2/8

8:48 pm-12:26 pm

1 stop15h 38m

Key West

jue. 2/12

9:46 am-8:08 pm

1 stop10h 22m

$293

LansingKey West

LAN - EYW

LANEYW

Lansing Capital City

mié. 12/17

12:07 pm-8:15 am

1 stop20h 08m

Key West

vie. 1/2

1:10 pm-11:27 am

1 stop22h 17m

$824

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Michigan 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

Prices

Airlines

Other information

What is the cheapest month to fly to Key West?

In general, September is the cheapest month to fly from Michigan to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $392. If you are unable to visit Key West during the month of September, then departing from Michigan during the month July is also very affordable. Most momondo users find prices during this month for around $432.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Michigan is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $556. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Michigan to Key West for around $743.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the evening. momondo users have found flights departing from Michigan to Key West in the evening for as low as $533. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the afternoon, with an average ticket price of $658. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Michigan when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $555 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Michigan for as low as $425 on momondo.

Can stopping save me money on Michigan to Key West flights?

You could potentially save up to 44% on your flight if you consider stops on a Michigan to Key West flight.

Cheap Michigan to Key West flight deals and tips

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

Fastest flight time	3h 16m
Direct flights	Every day
Airports in Key West	1 airport

The fastest flight from Michigan to Key West takes 3h 16m

Direct flights go from Michigan to Key West every day.

There is 1 airport near Key West: Key West (EYW)

Search flight deals

When did momondo last update prices for flights from Michigan to Key West Airport?
Prices for flights from Michigan to Key West Airport are updated daily.
How many operators does momondo search for flights from Michigan to Key West Airport?
The number of operators available for flights from Michigan to Key West Airport is 5 as of September 2025.
How old do you have to be to fly from Michigan to Key West Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Michigan 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.

Best airlines flying from Michigan to Key West

Compare and see reviews for airlines that fly from Michigan to Key West with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $78	Free Cancellation	Rating 7.2 699 reviews	Search Allegiant Air flights
Spirit Airlines	PriceFrom $108	Free Cancellation	Rating 6.3 8,030 reviews	Search Spirit Airlines flights
American Airlines	PriceFrom $244	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $249	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights

Big Pine Key

Little Torch Key

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Michigan to Key West. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Key West from Michigan on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Michigan and Key West by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Key West from Michigan. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.