Cheap flights To Key Largo (MIA) from $45

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Cheap Flights to Key Largo from $45 One Way, $75 Round Trip

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Mon, Nov 9 - Wed, Dec 2
DFW
Dallas-Fort Worth Intl.
MIA
Miami Intl.
$75 Roundtrip, found 2 days ago
$75
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 9 from Dallas-Fort Worth Intl. to Miami Intl., returning Wed, Dec 2, priced at $75 found 2 days ago
Sun, Dec 6 - Thu, Dec 10
PHL
Philadelphia Intl.
MIA
Miami Intl.
$86 Roundtrip, found 1 day ago
$86
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Dec 6 from Philadelphia Intl. to Miami Intl., returning Thu, Dec 10, priced at $86 found 1 day ago
Tue, Jan 26 - Wed, Jan 27
DAL
Love Field
MIA
Miami Intl.
$181 Roundtrip, found 1 day ago
$181
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Jan 26 from Love Field to Miami Intl., returning Wed, Jan 27, priced at $181 found 1 day ago
Sat, Oct 24 - Wed, Oct 28
LAX
Los Angeles Intl.
MIA
Miami Intl.
$249 Roundtrip, just found
$249
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 24 from Los Angeles Intl. to Miami Intl., returning Wed, Oct 28, priced at $249 just found
Tue, Oct 20 - Tue, Oct 27
SFO
San Francisco Intl.
MIA
Miami Intl.
$253 Roundtrip, found 2 days ago
$253
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, Oct 20 from San Francisco Intl. to Miami Intl., returning Tue, Oct 27, priced at $253 found 2 days ago
Sat, Oct 17 - Wed, Oct 21
SFO
San Francisco Intl.
EYW
Key West Intl.
$325 Roundtrip, found 7 hours ago
$325
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, Oct 17 from San Francisco Intl. to Key West Intl., returning Wed, Oct 21, priced at $325 found 7 hours ago
Tue, Jun 8 - Wed, Jun 16
LAX
Los Angeles Intl.
EYW
Key West Intl.
$341 Roundtrip, found 6 days ago
$341
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jun 8 from Los Angeles Intl. to Key West Intl., returning Wed, Jun 16, priced at $341 found 6 days ago
Wed, Sep 23 - Wed, Sep 30
TTN
Mercer
MIA
Miami Intl.
$369 Roundtrip, found 5 days ago
$369
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Sep 23 from Mercer to Miami Intl., returning Wed, Sep 30, priced at $369 found 5 days ago
Tue, Nov 24 - Tue, Dec 1
DFW
Dallas-Fort Worth Intl.
AVT
Aventura Brightline Train Station
$382 Roundtrip, found 6 days ago
$382
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Tue, Nov 24 from Dallas-Fort Worth Intl. to Aventura Brightline Train Station, returning Tue, Dec 1, priced at $382 found 6 days ago
Tue, Nov 24 - Tue, Dec 1
DFW
Dallas-Fort Worth Intl.
EKW
Miami Central Brightline Train Station
$382 Roundtrip, found 6 days ago
$382
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Tue, Nov 24 from Dallas-Fort Worth Intl. to Miami Central Brightline Train Station, returning Tue, Dec 1, priced at $382 found 6 days ago

Key Largo Flight Information

Traveling To
Key Largo
Destination Airport IATA Code
MIA
Number of Airlines Serving
Airlines
Frontier Airlines, Southwest Airlines, JetBlue Airways, American Airlines
Flight Price
$75
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Key Largo economy flight packages

Price found within the past 48 hours. Click for updated prices.
President Hotel Villa
3.5-star property

President Hotel Villa

Oct 31 - Nov 7

7 night stay

Boston (BOS) to Miami (MIA)

American Airlines • Coach

Miami (MIA) to Boston (BOS)

Allegiant Air • Coach
Save 100% on your flight
Price was $1,089, price is now $566 per person
$566
per person
found 1 day ago
The Retreat Collection at 1 Hotel & Homes South Beach
5.0-star property

The Retreat Collection at 1 Hotel & Homes South Beach

Nov 11 - Nov 15

4 night stay

Boston (BOS) to Miami (MIA)

Delta • Coach

Miami (MIA) to Boston (BOS)

Allegiant Air • Coach
Price was $15,791, price is now $7,804 per person
$7,804
per person
found 1 day ago
Bay Breeze Premium Apartments By Eskape Collection
4.0-star property

Bay Breeze Premium Apartments By Eskape Collection

Nov 7 - Nov 14

7 night stay

Boston (BOS) to Miami (MIA)

Allegiant Air • Roundtrip • Coach
Save 100% on your flight
Price was $1,126, price is now $570 per person
$570
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Boston to Key Largo
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Key Largo premium economy flight packages

Price found within the past 48 hours. Click for updated prices.
Cavalier Hotel South Beach
3.5-star property

Cavalier Hotel South Beach

8.6/10 Excellent! (1,005 reviews)

Oct 22 - Oct 26

4 night stay

New York (NYC) to Miami (MIA)

Allegiant Air • PremiumEconomy

Miami (MIA) to New York (NYC)

Frontier Airlines • PremiumEconomy
Save 100% on your flight
Price was $801, price is now $502 per person
$502
per person
found 1 day ago
Estuvo muy bueno. Lo malo es que te enganchan las sillas pero sin las sombrillas y ahí esta el truco. De resto todo muy

Reviewed on Sep 13, 2026

1 Hotel South Beach
5.0-star property

1 Hotel South Beach

9.4/10 Exceptional! (1,617 reviews)

Oct 22 - Oct 26

4 night stay

New York (NYC) to Miami (MIA)

Allegiant Air • PremiumEconomy

Miami (MIA) to New York (NYC)

Frontier Airlines • PremiumEconomy
Save 100% on your flight
Price was $2,669, price is now $1,682 per person
$1,682
per person
found 1 day ago

Carillon Miami Wellness Resort
5.0-star property

Carillon Miami Wellness Resort

8.8/10 Excellent! (828 reviews)

Oct 22 - Oct 26

4 night stay

New York (NYC) to Miami (MIA)

Allegiant Air • PremiumEconomy

Miami (MIA) to New York (NYC)

Frontier Airlines • PremiumEconomy
Save 100% on your flight
Price was $1,522, price is now $979 per person
$979
per person
found 1 day ago

Don't see what you're looking for?
See all available trips from New York to Key Largo
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Key Largo business class flight packages

Price found within the past 48 hours. Click for updated prices.
Barcelona Studios Guesthouse
2.0-star property

Barcelona Studios Guesthouse

9.4/10 Exceptional! (258 reviews)

Oct 22 - Oct 25

3 night stay

Chicago (ORD) to Miami (MIA)

American Airlines • BusinessClass

Miami (MIA) to Chicago (ORD)

Frontier Airlines • BusinessClass
Price was $772, price is now $565 per person
$565
per person
found 4 hours ago

Fontainebleau Miami Beach
4.5-star property

Fontainebleau Miami Beach

8.4/10 Very Good! (8,874 reviews)

Oct 22 - Oct 25

3 night stay

Chicago (ORD) to Miami (MIA)

American Airlines • BusinessClass

Miami (MIA) to Chicago (ORD)

Frontier Airlines • BusinessClass
Price was $1,236, price is now $942 per person
$942
per person
found 4 hours ago

Mondrian South Beach
4.5-star property

Mondrian South Beach

8/10 Very Good! (2,990 reviews)

Oct 22 - Oct 25

3 night stay

Chicago (ORD) to Miami (MIA)

American Airlines • BusinessClass

Miami (MIA) to Chicago (ORD)

Frontier Airlines • BusinessClass
Price was $867, price is now $684 per person
$684
per person
found 4 hours ago
Good

Reviewed on Sep 16, 2026

Don't see what you're looking for?
See all available trips from Chicago to Key Largo
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Key Largo first class flight packages

Price found within the past 48 hours. Click for updated prices.
Elita Hotel
3.0-star property

Elita Hotel

8.6/10 Excellent! (204 reviews)

Oct 30 - Nov 3

4 night stay

Boston (BOS) to Miami (MIA)

United • Non-stop • FirstClass

Miami (MIA) to Boston (BOS)

Delta • Non-stop • FirstClass
Price was $1,870, price is now $1,241 per person
$1,241
per person
found 6 hours ago
Very helpful from the beginning to the end of our stay

Reviewed on Sep 14, 2026

The Retreat Collection at 1 Hotel & Homes South Beach
5.0-star property

The Retreat Collection at 1 Hotel & Homes South Beach

8/10 Very Good! (1 review)

Oct 28 - Nov 1

4 night stay

New York (LGA) to Miami (MIA)

Delta • Roundtrip • FirstClass
Price was $15,541, price is now $8,338 per person
$8,338
per person
found 1 day ago
Horrible checkin / checkout... Would never stay there again...Double charged me entire stay and still fighting to get someone to refund 2nd one that is so clearly a duplicate for same stay....

Reviewed on Jun 22, 2016

1 Hotel South Beach
5.0-star property

1 Hotel South Beach

9.4/10 Exceptional! (1,617 reviews)

Oct 17 - Oct 25

8 night stay

Boston (BOS) to Miami (MIA)

Delta • FirstClass

Miami (MIA) to Boston (BOS)

Frontier Airlines • FirstClass
Save 100% on your flight
Price was $6,700, price is now $4,284 per person
$4,284
per person
found 23 hours ago

Don't see what you're looking for?
See all available trips from Boston to Key Largo
View all trips

Key Largo

Snag some “suite” deals when you add cheap hotel rooms to Key Largo flights at Orbitz. You can score tickets to ballgames, concerts and other activities while planning your low fare flights. For non-stop air tickets or planned layovers, Orbitz is your discount travel resource.

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Find mobile-only bargains on your home away from home with Orbitz cutting-edge mobile tools. Search domestic and international hotels at Orbitz On the Go. Find free travel planning apps for your iPhone, Android or iPad. You’ll always get our guaranteed low prices on your favorite hotels and flights to Key Largo.

Fun for All

While shopping Orbitz sales on Key Largo flights, remember to throw in some fun. Ticket sales for music, theatre, sports and more can be found on the Activities page. Just tell us what you want to do, and Orbitz will save your seat.

Non-Stop or Stop and Visit

Will you be flying round-trip or one-way? Going directly from Point A to Point B? Maybe you’d like to have dinner with family and friends along the way. Whether you need non-stop flights to {destination.name} or lowest cost layovers on Key Largo flights, you will always find the best air travel prices at Orbitz.

All in One

Now you can custom design the perfect travel package with Orbitz and save more when booking your flights to Key Largo. Do you have a favorite airline, hotel or car rental company? Every page at Orbitz gives you complete freedom to create your travel plans according to your unique wants and needs. Orbitz is designed to meet your discount travel planning needs completely and conveniently.

Frequently asked questions

Which airlines fly to Key Largo?
Choose from 20 airlines that service Miami Intl. Airport (MIA), the leading airport in the city. With plenty of options, you're certain to get your hands on a terrific deal. Here are some of the best international carriers that'll get you to Key Largo — and then discovering every corner of this city:

  • American Airlines - 1,841 flights to Key Largo per month
  • Copa Airlines - 105 flights to Key Largo per month
  • LATAM Airlines - 86 flights to Key Largo per month

How much is a flight to Key Largo?
Round-trip flights to Key Largo this last week fluctuated from $75 to $382. If you were flying one-way out of Philadelphia (PHL), you could have landed tickets from just $45.
How to book the cheapest flight to Key Largo?
With some of the most incredible flight deals around, you'll always get more for your money with Orbitz. The following useful tips will help you land cheap flights to Key Largo — and leave you with extra cash in your wallet:

  • Depending on your place of departure, choose the 'Nearby airports' function (located under the departure and arrival options). In some instances, other departure points offer more competitive fares.
  • If you're flexible with your itinerary, click on the 'Show flexible dates' link. It'll bring up flight deals for the days before and after your selected departure. Fares often vary depending on the day of the week.
  • You can also use the 'Show options' function to filter results for your preferred carrier, seating class, and nonstop and refundable flights. Under 'Sort & Filter' to the left, you can even choose the time of day you want to fly.
  • The early bird gets the most rewarding deals, so book as soon as you know your travel dates. The most affordable airfares sell like hotcakes and prices generally rise as the departure date gets closer.
  • Make big savings on your getaway by bundling your flights, hotels and car rental into an Orbitz package deal. Your budget will thank you for it.
  • Don't travel during the busy season if possible. By avoiding summer and school vacations, you can save loads on your airfare.

What is the best time to book a flight to Key Largo?
Book in January, February or August for the best airfares to Key Largo. Once you've found a bargain, buy it — cheap flights are known to emerge and disappear in the blink of an eye.
What day of the week is the cheapest to book a flight to Key Largo?
If you're after low-cost airfares to Key Largo, the best days to book are Tuesdays, Wednesdays and Saturdays. With Orbitz (and a bit of good timing!), a terrific flight deal will be all yours.
What is the cheapest day of the week to fly to Key Largo?
If you're chasing cheap flights to Key Largo, leave at the start of the week. Orbitz data from 2020 shows Monday is the cheapest day to set off, followed by Tuesday. Saturday has the most expensive fares, so avoid flying on this day and do your budget a favor.
What is the cheapest month to fly to Key Largo?
If you're flexible with your travel dates, consider leaving in August. Orbitz data has found that this is generally the best month to take off if you want cheap flights to Key Largo. As you would imagine, fares rise in June and flights sell out fast.
Which airlines allow free cancellation?
If you suspect your travel plans could change, Orbitz can help you lock in a flexible fare. All you need to do is select "Filter by flexible change policies" when searching for your flights. We'll show you all the airlines that include free cancellation and no change fees — all on top of our awesome low prices.
What do I need for the flight to Key Largo?
The trick to a hassle-free flight is being well prepared. Here are some tips that'll help get you ready for your adventure:

  • Whether you print it out at home or use an electronic one, you'll need your boarding pass to walk on to the plane. You'll also need some type of government-issued photo identification. If you're traveling internationally, make sure your passport is valid and you've looked into visa requirements.
  • To keep you occupied on the short trip to Key Largo, download some new music or restock the audiobook library on your smartphone. Food can also be a good distraction while in the air, so maybe even bring some light snacks.
  • It can get chilly on the plane. If you don't want to shiver your way through the flight, pack an extra layer.

How do I get cheap first-class/business deals to Key Largo?
There are ways of booking first or business-class fares to Key Largo that won't burn through your wallet. Grab a seat in the pointy end of the plane for less with these handy tips:

  • Flexibility isn't just useful for your yoga. Have some room to move around your travel dates so you can pick up cheaper airfares when they crop up.
  • Plenty of low-cost carriers have quality business or premium-class seating that doesn't cost a bundle.
  • Bid for an upgrade in online auctions or upgrade with frequent flyer loyalty programs.

What is the best time to go to Key Largo?
If you'd like to immerse yourself in the culture of Key Largo in the busy season, January, February and March are the prime months to visit. June 20 marks the first day of the summer season in the Northern Hemisphere and is a perfect time to go if you savor the outdoors. At this time, average daily temperatures normally range from 80 ºF to 85 ºF.
Travel tips for Key Largo

  • The downtown area has loads of terrific attractions. Hot spots like Jimmy Johnson's Big Chill and Caribbean Club Bar will keep your feet on the move and the sightseer in you satisfied.
  • You'll discover rewarding day trips a short commute from Key Largo's center. Head for John Pennekamp Coral Reef State Park first and then find time for Homestead-Miami Speedway.
  • Love to see what else Monroe County has to offer? Organize a car rental and hotfoot it to Key West or Marathon. With your own set of wheels, getting to those harder-to-reach destinations will also be a cinch.

More to Explore

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.