Cheap flights from Grassy Key

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Cheap round-trip flights from Grassy Key

The lowest prices found within the past 7 days from Grassy Key to were €66 for one-way flights and €235 for return flights, for the period specified. Prices and availability are subject to change. Additional terms apply.

Grassy Key Flight Information
Origin airport IATA code
MIA
Return price
€663

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Featured Hotels near Grassy Key

Grassy Flats Resort & Beach Club

Grassy Flats Resort & Beach Club

2.5 out of 5
58182 Overseas Hwy, Marathon, FL
The price is €220 per night from 1 Dec to 2 Dec
€220
1 Dec - 2 Dec
includes taxes & fees
Our customers tell us that they can't get enough of the helpful staff at Grassy Flats Resort & Beach Club. During your stay, you're just a quick walk from Coco Plum Beach. Free WiFi in public areas, free self-parking and 2 outdoor pools are available.
9.4/10 Exceptional! (324 reviews)
The staff was WONDERFUL! Receptive, responsive and so happy! They make your stay so special, everyone makes you feel like you are the only guest there! The bartender Jeff makes the BEST drinks, Lizzy and the office staff are all excellent. They know everything in the area that’s fun to do and the ...

Reviewed on 13 Oct 2025

Opens in a new windowGrassy Flats Resort & Beach Club
Isla Bella Beach Resort & Spa

Isla Bella Beach Resort & Spa

5 out of 5
1 Knights Key Boulevard, MM 47, Marathon, FL
The price is €267 per night from 1 Dec to 2 Dec
€267
1 Dec - 2 Dec
includes taxes & fees
Our customers tell us they can't get enough of Isla Bella Beach Resort & Spa's great location. During your stay, you're just a quick walk from Vaca Key. Enjoy features like free WiFi in public areas, plus 5 outdoor pools and 2 bars.
9/10 Wonderful! (1,045 reviews)
Really nice place and the rooms and amenities were excellent.

Reviewed on 29 Oct 2025

Opens in a new windowIsla Bella Beach Resort & Spa
Courtyard by Marriott Faro Blanco Resort

Courtyard by Marriott Faro Blanco Resort

3 out of 5
2146 Overseas Hwy, Marathon, FL
The price is €189 per night from 16 Nov to 17 Nov
€189
16 Nov - 17 Nov
includes taxes & fees
Our customers tell us that they can't get enough of the pool at Courtyard by Marriott Faro Blanco Resort. During your stay, you're just a quick walk from The Turtle Hospital. Enjoy features like free WiFi in public areas, plus 2 outdoor pools and 2 bars.
9/10 Wonderful! (1,001 reviews)
Stunning room, beautifully decorated and spotlessly clean. Super friendly staff, sparkling pools and breathtaking views. This is our new MUST STAY in Marathon - utterly beautiful resort.

Reviewed on 28 Oct 2025

Opens in a new windowCourtyard by Marriott Faro Blanco Resort
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Gulf View Waterfront Resort

Gulf View Waterfront Resort

2.5 out of 5
58743 OVERSEAS HWY, Marathon, FL
Our customers tell us that they can't get enough of the helpful staff at Gulf View Waterfront Resort. During your stay, you're just a quick walk from Coco Plum Beach. Enjoy features like free WiFi in public areas and free self-parking, plus an outdoor pool. This property offers pet-friendly amenities, such as an off-lead area.
8.4/10 Very Good! (509 reviews)
Second time staying, very convenient for us

Reviewed on 14 Oct 2025

Opens in a new windowGulf View Waterfront Resort
Rainbow Bend Resort

Rainbow Bend Resort

2.5 out of 5
57784 Overseas Hwy, Marathon, FL
The price is €140 per night from 3 Nov to 4 Nov
€140
3 Nov - 4 Nov
includes taxes & fees
Rainbow Bend Resort's great beach location gets high marks from our customers. During your stay, you're just a quick walk from Coco Plum Beach. Features include an outdoor pool, a restaurant and 1 hot tub.
8/10 Very Good! (755 reviews)
Wonderful stay with beautiful scenery, clean comfortable rooms and extremely helpful staff. Will definitely be returning.

Reviewed on 26 Oct 2025

Opens in a new windowRainbow Bend Resort
Hawks Cay Resort

Hawks Cay Resort

4 out of 5
61 Hawks Cay Blvd, Marathon, FL
The price is €342 per night from 9 Nov to 10 Nov
€342
9 Nov - 10 Nov
includes taxes & fees
Our customers tell us that they can't get enough of the pool at Hawks Cay Resort. During your stay, you'll be close to Little Conch Key. Enjoy features like free WiFi in public areas, plus 5 outdoor pools and 4 restaurants.
8/10 Very Good! (1,017 reviews)
Clean, super friendly staff, knowledgeable and keen to help. Fabulous food. Beautiful pools. And so close to the dolphin connection facility. Priceless memories.

Reviewed on 25 Oct 2025

Opens in a new windowHawks Cay Resort
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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.