$114+ Cheap flights from Grand Rapids (GRR) to Key Largo, FL
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — MIA
Feb 19 — Feb 261
1 adult, Economy
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Find cheap flights from Grand Rapids to Key Largo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Grand Rapids Gerald R. Ford Intl to Key Largo are usually found in September or January, booked 54 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Grand Rapids to Key Largo
Keep the following information in mind while searching for Grand Rapids to Key Largo flight deals. Data was last updated January 20, 2026.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $259 (Southwest) |
One-way from | $114 (Trip.com) |
Popular in | December |
Cheapest in | September |
Average price | $365 |
Find flight deals from Grand Rapids to Key Largo
Cheapest flights from Grand Rapids to Key LargoExplore the most affordable flight options available from Grand Rapids to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.
Explore the most affordable flight options available from Grand Rapids to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.
This Southwest deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/83:15 pm
GRR
- MIA
1 stop5h 45m
Southwest
Fri 2/136:50 am
MIA
- GRR
1 stop5h 45m
Southwest
Deal found 1/18![Southwest logo]()
$259
This American Airlines deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:00 am
GRR
- MIA
Nonstop3h 14m
American Airlines
Tue 3/107:59 pm
MIA
- GRR
Nonstop3h 29m
American Airlines
Deal found 1/18![American Airlines logo]()
$261
This Southwest deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/314:20 pm
GRR
- MIA
1 stop5h 10m
Southwest
Sat 2/77:00 am
MIA
- GRR
1 stop5h 40m
Southwest
Deal found 1/17![Southwest logo]()
$270
This American Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:00 am
GRR
- MIA
Nonstop3h 14m
American Airlines
Wed 2/257:47 pm
MIA
- GRR
Nonstop3h 29m
American Airlines
Deal found 1/17![American Airlines logo]()
$274
This Southwest deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/183:15 pm
GRR
- MIA
1 stop5h 45m
Southwest
Fri 2/205:55 am
MIA
- GRR
1 stop8h 45m
Southwest
Deal found 1/18![Southwest logo]()
$275
This Delta deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:10 pm
GRR
- MIA
1 stop6h 43m
Delta
Tue 3/103:26 pm
MIA
- GRR
1 stop7h 35m
Delta
Deal found 1/18![Delta logo]()
$281
This Southwest deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/94:05 pm
GRR
- MIA
1 stop6h 20m
Southwest
Thu 2/194:40 pm
MIA
- GRR
1 stop5h 45m
Southwest
Deal found 1/17![Southwest logo]()
$284
This United Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:15 am
GRR
- MIA
1 stop5h 43m
United Airlines
Tue 3/106:00 am
MIA
- GRR
2 stops9h 59m
United Airlines
Deal found 1/19![United Airlines logo]()
$286
This Frontier deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:01 pm
GRR
- MIA
1 stop6h 46m
Frontier
Sun 3/225:05 am
MIA
- GRR
1 stop12h 01m
Frontier
Deal found 1/18![Frontier logo]()
$289
This Southwest deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/213:15 pm
GRR
- MIA
1 stop7h 00m
Southwest
Sat 2/288:00 am
MIA
- GRR
2 stops10h 55m
Southwest
Deal found 1/17![Southwest logo]()
$291
Cheapflights Fare Finder
Customize your flight search to find flights from Grand Rapids to Key Largo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 20, 2026.
Use the filters below to find and compare flights from Grand Rapids to Key Largo that are best for you.
Fly from
Grand Rapids
Fly to
Key Largo
Route
Depart
Return
Price
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Wed 3/4
11:48 am-5:29 pm
1 stop5h 41m
Miami
Tue 3/10
2:30 pm-11:59 pm
1 stop9h 29m
$281
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Sun 2/15
4:05 pm-10:25 pm
1 stop6h 20m
Miami
Fri 2/20
5:55 am-2:40 pm
1 stop8h 45m
$289
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Mon 3/2
4:05 pm-10:25 pm
1 stop6h 20m
Miami
Fri 3/6
6:40 am-12:05 pm
1 stop5h 25m
$292
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Tue 3/3
6:00 am-12:29 pm
1 stop6h 29m
Miami
Tue 3/3
6:26 pm-11:55 pm
1 stop5h 29m
$305
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Tue 2/3
4:20 pm-9:30 pm
1 stop5h 10m
Miami
Tue 2/10
2:35 pm-10:00 pm
1 stop7h 25m
$329
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Mon 3/23
6:14 pm-12:52 am
1 stop6h 38m
Miami
Sat 3/28
6:00 am-12:10 pm
1 stop6h 10m
$333
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Thu 2/19
4:05 pm-10:25 pm
1 stop6h 20m
Miami
Thu 2/26
6:50 am-12:30 pm
1 stop5h 40m
$334
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Sat 2/7
4:20 pm-9:30 pm
1 stop5h 10m
Miami
Wed 2/11
7:15 am-2:20 pm
1 stop7h 05m
$337
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Wed 2/18
7:15 am-6:16 pm
2 stops11h 01m
Miami
Wed 2/25
6:00 am-4:00 pm
2 stops10h 00m
$342
Grand RapidsMiami
GRR - MIA
GRRMIA
Grand Rapids Gerald R. Ford Intl
Wed 2/25
6:05 am-5:24 pm
2 stops11h 19m
Miami
Tue 3/3
6:00 am-5:33 pm
2 stops11h 33m
$342
Showing 1-10 of 17 results
Best time to book a flight from Grand Rapids to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Grand Rapids with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Grand Rapids to Key Largo
How far ahead should I book a flight from Grand Rapids to Key Largo?
Use this chart to determine the optimal time to book a round-trip flight from Grand Rapids to Key Largo. Price data was last updated on January 16, 2026.
The best time to book flights from Grand Rapids to Key Largo is 54 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Grand Rapids to Key Largo?
Currently, September is the cheapest month in which you can book a flight from Grand Rapids to Key Largo (average of $89). Flying from Grand Rapids to Key Largo in August is currently the most expensive (average of $184). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from GRR to KE9?
Find hourly flight availability from Grand Rapids to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 20, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from Grand Rapids to Key Largo by exploring options for tickets at noon.
Weekly flight availability from Grand Rapids to Key Largo
Explore weekly flight availability from Grand Rapids to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 20, 2026.
The most flights from GRR to KE9 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
Reviews of airlines servicing Key Largo
Get insights into the airlines that provide service to Key Largo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key Largo. Reviews last updated January 20, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Grand Rapids to Key Largo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Grand Rapids to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Grand Rapids to Key Largo
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Grand Rapids to Key Largo
Discover the top 6 airlines that operate flights from Grand Rapids to Key Largo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$85 | Average$249 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$113 | Average$268 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$130 | Average$387 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$208 | Average$440 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$420 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$408 | FlexibilityNo cancel fee | On-time69% |