Cheap Flights To Marathon (MTH)

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Cheap Flights to Marathon from $30 One Way, $58 Round Trip

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

Wed, Dec 10 - Wed, Dec 17
JFK
John F. Kennedy Intl.
MIA
Miami Intl.
$58 Roundtrip, found 1 hour ago
$58
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Dec 10 from John F. Kennedy Intl. to Miami Intl., returning Wed, Dec 17, priced at $58 found 1 hour ago
Tue, Jan 27 - Thu, Jan 29
LGA
LaGuardia
MIA
Miami Intl.
$59 Roundtrip, found 3 hours ago
$59
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Tue, Jan 27 from LaGuardia to Miami Intl., returning Thu, Jan 29, priced at $59 found 3 hours ago
Wed, Dec 10 - Sat, Dec 20
JFK
John F. Kennedy Intl.
MIA
Miami Intl.
$63 Roundtrip, found 15 hours ago
$63
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Wed, Dec 10 from John F. Kennedy Intl. to Miami Intl., returning Sat, Dec 20, priced at $63 found 15 hours ago
Wed, Jan 7 - Tue, Jan 13
LGA
LaGuardia
MIA
Miami Intl.
$64 Roundtrip, just found
$64
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Jan 7 from LaGuardia to Miami Intl., returning Tue, Jan 13, priced at $64 just found
Mon, Dec 15 - Tue, Dec 23
LGA
LaGuardia
MIA
Miami Intl.
$66 Roundtrip, found 20 hours ago
$66
Roundtrip
found 20 hours ago
Select Spirit Airlines flight, departing Mon, Dec 15 from LaGuardia to Miami Intl., returning Tue, Dec 23, priced at $66 found 20 hours ago
Sat, Jan 31 - Sat, Feb 7
EWR
Newark Liberty Intl. Airport
MIA
Miami Intl.
$67 Roundtrip, just found
$67
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Jan 31 from Newark Liberty Intl. Airport to Miami Intl., returning Sat, Feb 7, priced at $67 just found
Wed, Jan 7 - Tue, Jan 13
LGA
LaGuardia
MIA
Miami Intl.
$102 Roundtrip, just found
$102
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Jan 7 from LaGuardia to Miami Intl., returning Tue, Jan 13, priced at $102 just found
Sat, Feb 21 - Fri, Feb 27
EWR
Newark Liberty Intl. Airport
MIA
Miami Intl.
$119 Roundtrip, just found
$119
Roundtrip
just found
Select United flight, departing Sat, Feb 21 from Newark Liberty Intl. Airport to Miami Intl., returning Fri, Feb 27, priced at $119 just found
Mon, Mar 2 - Fri, Mar 6
LGA
LaGuardia
MIA
Miami Intl.
$119 Roundtrip, found 1 hour ago
$119
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Mar 2 from LaGuardia to Miami Intl., returning Fri, Mar 6, priced at $119 found 1 hour ago
Sun, Feb 1 - Wed, Feb 4
EWR
Newark Liberty Intl. Airport
MIA
Miami Intl.
$119 Roundtrip, found 2 hours ago
$119
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sun, Feb 1 from Newark Liberty Intl. Airport to Miami Intl., returning Wed, Feb 4, priced at $119 found 2 hours ago

Marathon Flight Information

Traveling To
Marathon
Destination Airport IATA Code
MIA
Number of Airlines Serving
Airlines
Frontier Airlines, Spirit Airlines, Southwest Airlines, American Airlines, United, Delta
Flight Price
$58
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Marathon 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

Jan 13 - Jan 16

3 night stay

Boston (BOS) to Miami (MIA)

Spirit Airlines • Roundtrip • Coach
Price was $908, price is now $398 per person
$398
per person
found 1 day ago
Hawks Cay Resort
4.0-star property

Hawks Cay Resort

Jan 20 - Jan 24

4 night stay

Boston (BOS) to Miami (MIA)

Spirit Airlines • Roundtrip • Coach
Price was $1,617, price is now $648 per person
$648
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

Jan 21 - Jan 28

7 night stay

Boston (BOS) to Miami (MIA)

Spirit Airlines • Roundtrip • Coach
Price was $26,162, price is now $12,014 per person
$12,014
per person
found 1 day ago
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See all available trips from Boston to Marathon
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Marathon premium economy flight packages

Price found within the past 48 hours. Click for updated prices.
Iberostar Waves Berkeley Shore
4.0-star property

Iberostar Waves Berkeley Shore

8.8/10 Excellent! (1,449 reviews)

Jan 19 - Jan 24

5 night stay

New York (NYC) to Miami (MIA)

Delta • Roundtrip • PremiumEconomy
Price was $1,581, price is now $731 per person
$731
per person
found 2 hours ago
Walls are too thin, you can hear EVERYTHING. Our stay was only $159, but I see sometimes it is $450 and I would be livid after spending that and not getting sleep because of the noise from other rooms! Cafe in front was lovely.

Reviewed on Apr 19, 2025

The Key West Hotel
2.5-star property

The Key West Hotel

9.2/10 Wonderful! (505 reviews)

Jan 23 - Jan 30

7 night stay

Newark Liberty Intl. Airport (EWR) to Key West (EYW)

Delta • Non-stop roundtrip • PremiumEconomy
Price was $4,593, price is now $2,427 per person
$2,427
per person
found 1 day ago
Gorgeous property right on Duval Street but hidden from the noise and bustle. Convenient to everything you want to do and see. Wonderfully helpful and friendly staff.

Reviewed on Jan 5, 2025

Oceans Edge Key West Resort, Hotel & Marina
4.0-star property

Oceans Edge Key West Resort, Hotel & Marina

9/10 Wonderful! (1,736 reviews)

Jan 23 - Jan 30

7 night stay

Newark Liberty Intl. Airport (EWR) to Key West (EYW)

Delta • Non-stop roundtrip • PremiumEconomy
Save 100% on your flight
Price was $2,583, price is now $1,401 per person
$1,401
per person
found 1 day ago
great property, transportation to key west great, missing an additional dining option. Everything else was fantastic

Reviewed on Sep 21, 2025

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Marathon first class flight packages

Price found within the past 48 hours. Click for updated prices.
Hotel Riu Plaza Miami Beach
4.0-star property

Hotel Riu Plaza Miami Beach

8/10 Very Good! (1,120 reviews)

Jan 28 - Jan 31

3 night stay

New York (LGA) to Miami (MIA)

Delta • Roundtrip • FirstClass
Price was $1,658, price is now $1,090 per person
$1,090
per person
found 11 hours ago
I would wholeheartedly recommend the Miami Beach Riu. Not only was the entire hotel clean and kept clean throughout the day, the staff also did a wonderful job of being helpful and friendly.

Reviewed on Jun 23, 2025

The Key West Hotel
2.5-star property

The Key West Hotel

9.2/10 Wonderful! (505 reviews)

Jan 10 - Jan 17

7 night stay

Boston (BOS) to Key West (EYW)

American Airlines • Roundtrip • FirstClass
Save 100% on your flight
Price was $5,035, price is now $3,010 per person
$3,010
per person
found 1 day ago
Gorgeous property right on Duval Street but hidden from the noise and bustle. Convenient to everything you want to do and see. Wonderfully helpful and friendly staff.

Reviewed on Jan 5, 2025

Oceans Edge Key West Resort, Hotel & Marina
4.0-star property

Oceans Edge Key West Resort, Hotel & Marina

9/10 Wonderful! (1,736 reviews)

Jan 10 - Jan 17

7 night stay

Boston (BOS) to Key West (EYW)

American Airlines • Roundtrip • FirstClass
Save 100% on your flight
Price was $2,986, price is now $1,846 per person
$1,846
per person
found 1 day ago
great property, transportation to key west great, missing an additional dining option. Everything else was fantastic

Reviewed on Sep 21, 2025

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Marathon

Why search for low cost fares on your flights to Marathon when Orbitz offers the guaranteed lowest prices on foreign and domestic flights? When you travel with Orbitz you can benefit from:

Bargain Flights to Marathon

Orbitz offers massive discounts and substantial last-minute savings on your Marathon flights. Orbitz ensures that you can find, plan and reserve your flights any destination with ease, all while enjoying the guaranteed lowest prices available anywhere.

Cutting-Edge Mobile Tools to Keep You In The Know

Orbitz sends you free alerts and updates on your Marathon flight wherever you are in the world. Once you have downloaded the free app for your iPhone, Android, or iPad, you can review or alter any travel plans that you have made or even book a future flight for business or pleasure. If you need to reserve a hotel room when booking your flight, you will find exclusive deals on our mobile site.

Frequent Flyer Program Enrolment

Orbitz finds you the lowest fares, but you can still add your miles to your frequent flyer program to earn miles or points on selected flights to Marathon. When making your booking, reference your frequent flyer number to receive discounts in the future.

Outstanding Customer Service

Orbitz values your business and wants to ensure that all of your flights are as easy as possible to book. If you have booked a flight to Marathon but need to cancel it, you may be able to do so online. If you have any questions or need help, the dedicated Orbitz customer service team is always standing by.

Frequently asked questions

What is the best airport to fly to in Marathon?
Marathon, FL (MTH-Florida Keys Marathon). It's the city's main airport and is located approximately 2 miles east of the downtown area. You'll be unpacking your belongings and discovering Marathon not long after landing.
How much is a flight to Marathon?
This past week, prices hovered between $58 and $119 for a return fare to Marathon. One-way fares originating from New York (LGA) dropped to just $30 over the same period.
How to book the cheapest flight to Marathon?
With some of the most competitive flight deals around, a bargain is always waiting for you with Orbitz. The following pointers will help you land cheap flights to Marathon — and leave you with more cash to play with:

  • Depending on where you're taking off from, click on the 'Nearby airports' function (located under the departure and arrival form fields). In some instances, other departure points work out cheaper.
  • If your travel plans aren't cast in stone, click on the 'Show flexible dates' option to compare flight deals for alternative departure dates. If you find a suitable cheaper fare, go with it.
  • You can also use the 'Show options' function to filter results for your preferred carrier, seating class, nonstop flights and refundable flights. Under 'Sort & Filter' to the left, you can even choose the time of day you'd prefer to fly.
  • Reserve your airfare as soon as you've sorted your travel dates. While it does happen occasionally, flights rarely get more affordable as your departure date gets closer.
  • Bundle your flights, hotels and car rental into a cost-effective package deal. Save your dollars for things you're really excited about, like discovering every corner of Marathon.
  • Flying during the busy season often means higher airfares. Try to travel outside of popular dates, such as Christmas, New Year's Eve and Easter.

What is the best time to book a flight to Marathon?
Generally speaking, January is the best month to purchase your plane ticket. This is followed by February and August. Bear this in mind while you hunt for a cheap flight to Marathon.
What day of the week is the cheapest to book a flight to Marathon?
When it comes to cheap airfares to Marathon, the best days to book are generally Tuesdays, Wednesdays and Saturdays. A fabulous flight deal is just clicks away with Orbitz.
What is the cheapest day of the week to fly to Marathon?
According to Orbitz data from 2020, you should start your vacation on a Monday to score cheap flights to Marathon. Next most affordable day? Tuesday. Saturday will set you back the most. So, consider leaving early in the week if you'd like to book a wallet-friendly fare and stretch your travel budget.
What is the cheapest month to fly to Marathon?
You can jet for less in August. This is generally an excellent month to take off if you're looking for cheap flights to Marathon, according to Orbitz data. The costliest time to take off is June, so avoid this month if you can.
Which airlines allow free cancellation?
Plans change, and your ticket should be able to as well. That's why Orbitz makes it easy to search for airlines with free cancellation and no change fees. Simply enter your departure and arrival points and then select "Filter by flexible change policies." How's that for easy?
What do I need for the flight to Marathon?
There's nothing like jetting off on vacation, but it pays to be prepared. This list of handy tips will help get your journey off to a smooth start:

  • Before you step on board the plane, you'll need to show some form of government-issued ID, like your passport. You'll also need your boarding pass. If you're traveling with the kids, check with your airline about which documents they may need.
  • To keep you occupied on your short trip to Marathon, download some new songs or stock up the audiobook library on your smartphone. Food can also be a welcome distraction while in the air, so take some light snacks.
  • No matter what the temperature is doing outside, plane cabins can get chilly. Take a hoodie on board to keep yourself warm and toasty.

How do I get cheap first-class/business deals to Marathon?
Smart travelers have honed the art of finding business or first-class airfares to Marathon that don't cost a packet. Take a leaf out of their book with these helpful hints:

  • Being flexible isn't just useful in the gym. Leave some room to move around your travel dates so you can pick up more affordable airfares when a big sale comes along.
  • Plenty of budget carriers offer comfortable business-class seating for a reasonable price.
  • Take advantage of your airline's customer loyalty program and use points to upgrade your seat. Alternatively, you can try bidding for an upgrade in online auctions.

What is the best time to go to Marathon?
Marathon is a popular place in January, February and March. If you're contemplating visiting during these months, it would be a good idea to book in advance to ensure you get the most rewarding deals. Curious to know what the summer's like in Marathon? Average daily temperatures generally fluctuate between 80 ºF and 85 ºF. Like most destinations in the Northern Hemisphere, summer begins June 20 here.
Travel tips for Marathon

  • Get into your comfy kicks and explore this bustling city on foot. There are plenty of big-name attractions you have to see, such as Sombrero Beach and The Turtle Hospital.
  • If you're up for a nice little day trip, there are more sights waiting to dazzle you a short commute out of town. Find out why Bahia Honda State Park and Beach and Theater of the Sea are on the to-do lists of most Marathon visitors.
  • When it's time to explore other parts of Monroe County, book a car rental and cruise to Key West. Key Largo is another city of interest with so much to see and do.

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.