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Key Largo

$120+ Cheap flights from Mobile (MOB) 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — MIA
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Find flight deals from Mobile to Key Largo

Cheapest flights from Mobile to Key Largo
Explore the most affordable flight options available from Mobile to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:20 amMOB - MIA
1 stop4h 19mDelta
Wed 12/316:00 amMIA - MOB
1 stop5h 28mDelta
Deal found 11/19$259
This Delta deal was found by Cheapflights users on 11/20. 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.
Sat 12/64:30 pmMOB - MIA
1 stop7h 16mDelta
Thu 12/188:05 amMIA - MOB
1 stop5h 33mDelta
Deal found 11/20$264
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:02 pmMOB - MIA
1 stop5h 44mDelta
Wed 12/316:00 amMIA - MOB
1 stop5h 28mDelta
Deal found 11/19$299
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:20 amMOB - MIA
1 stop4h 19mDelta
Thu 1/17:25 amMIA - MOB
1 stop6h 55mDelta
Deal found 11/19$319
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Sat 12/137:00 amMOB - MIA
1 stop5h 13mUnited Airlines
Wed 1/2111:05 amMIA - MOB
1 stop6h 04mUnited Airlines
Deal found 11/19$334
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Thu 11/2711:35 amMOB - MIA
1 stop7h 17mUnited Airlines
Mon 12/19:00 amMIA - MOB
1 stop8h 07mUnited Airlines
Deal found 11/20$343
This American Airlines deal was found by Cheapflights users on 11/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:29 pmMOB - MIA
1 stop5h 23mAmerican Airlines
Tue 1/205:36 pmMIA - MOB
1 stop6h 40mAmerican Airlines
Deal found 11/19$344
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:02 pmMOB - MIA
1 stop5h 44mDelta
Thu 1/17:25 amMIA - MOB
1 stop6h 55mDelta
Deal found 11/19$359
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:20 amMOB - MIA
1 stop4h 19mDelta
Mon 12/296:00 amMIA - MOB
1 stop8h 20mDelta
Deal found 11/19$382
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/222:00 pmMOB - MIA
1 stop9h 48mDelta
Wed 12/316:00 amMIA - MOB
1 stop5h 28mDelta
Deal found 11/19$392
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Sun 12/218:00 amMOB - MIA
1 stop16h 08mUnited Airlines
Wed 12/316:20 amMIA - MOB
1 stop7h 04mUnited Airlines
Deal found 11/19$410
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:17 pmMOB - MIA
1 stop4h 29mDelta
Wed 12/316:00 amMIA - MOB
1 stop5h 28mDelta
Deal found 11/19$414

Cheap flight deals from Mobile to Key Largo

Keep the following information in mind while searching for Mobile to Key Largo flight deals. Data was last updated November 20, 2025.

Round-trip from

$234
(Delta)

One-way from

$120
(Delta)

Popular in

October

Cheapest in

July

Average price

$325
From Mobile to Key Largo
Search Deals
One-way flight from Mobile to Key Largo
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Mobile 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 November 20, 2025.
Use the filters below to find and compare flights from Mobile to Key Largo that are best for you.

Fly from

Mobile

Fly to

Key Largo

Route

Depart

Return

Price

MobileMiami

MOB - MIA

MOBMIA

Mobile

Tue 1/20

12:34 pm-6:18 pm

1 stop4h 44m

Miami

Sat 1/24

5:50 am-11:45 am

1 stop6h 55m

$234

MobileMiami

MOB - MIA

MOBMIA

Mobile

Thu 1/8

6:13 am-12:48 pm

1 stop5h 35m

Miami

Wed 1/14

5:36 pm-11:16 pm

1 stop6h 40m

$234

MobileMiami

MOB - MIA

MOBMIA

Mobile

Sat 12/6

4:30 pm-12:46 am

1 stop7h 16m

Miami

Thu 12/18

8:05 am-12:38 pm

1 stop5h 33m

$264

MobileMiami

MOB - MIA

MOBMIA

Mobile

Thu 1/8

12:34 pm-10:26 am

2 stops20h 52m

Miami

Wed 1/14

8:15 am-11:45 am

1 stop4h 30m

$292

MobileMiami

MOB - MIA

MOBMIA

Mobile

Wed 12/24

6:20 am-11:39 am

1 stop4h 19m

Miami

Wed 12/31

6:00 am-10:28 am

1 stop5h 28m

$299

MobileMiami

MOB - MIA

MOBMIA

Mobile

Fri 12/12

7:17 pm-12:46 am

1 stop4h 29m

Miami

Sun 12/21

7:30 pm-11:17 pm

1 stop4h 47m

$319

MobileMiami

MOB - MIA

MOBMIA

Mobile

Sat 12/13

7:00 am-1:13 pm

1 stop5h 13m

Miami

Wed 1/21

11:05 am-4:09 pm

1 stop6h 04m

$334

MobileMiami

MOB - MIA

MOBMIA

Mobile

Sat 12/13

6:29 pm-12:52 am

1 stop5h 23m

Miami

Wed 1/21

4:03 pm-11:16 pm

1 stop8h 13m

$344

MobileMiami

MOB - MIA

MOBMIA

Mobile

Wed 12/24

6:20 am-12:56 pm

1 stop5h 36m

Miami

Tue 12/30

7:25 am-11:31 am

1 stop5h 06m

$359

MobileMiami

MOB - MIA

MOBMIA

Mobile

Sat 12/20

6:02 pm-12:46 am

1 stop5h 44m

Miami

Thu 1/1

7:25 am-1:20 pm

1 stop6h 55m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 21 results
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Best time to book a flight from Mobile to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Mobile 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 Mobile to Key Largo

What is the cheapest month to book a flight from Mobile to Key Largo?

Currently, January is the cheapest month in which you can book a flight from Mobile to Key Largo (average of $76). Flying from Mobile to Key Largo in July is currently the most expensive (average of $137). 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 MOB to KE9?

Find hourly flight availability from Mobile 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 November 20, 2025.

One of the essential ways to save on airfare from Mobile to Key Largo is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 23% on airfare.

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 November 20, 2025.
Read reviews from past customers who have flown Delta and American Airlines from Mobile 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.
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Mobile to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Mobile to Key Largo?

    Mobile (MOB) is the airport you will fly out of if you book a flight from Mobile to Key Largo. You should not have trouble finding flights to Key Largo from Mobile; the airport handles an average of 0 outbound flights to Key Largo per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Mobile airport to Key Largo. It is only a 11.8 mi journey to Mobile (MOB) from Mobile’s city center.

  • How long is the flight from Mobile to Key Largo?

    For as low as $234, Delta can have you in Key Largo from Mobile in 4h 44m. Airlines will cover a distance of 590 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Mobile to Key Largo that include hotel bookings?

    Yes. In addition to deals on Mobile to Key Largo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Mobile to Key Largo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mobile to Key Largo.

  • Can I find deals for business class flights from Mobile to Key Largo?

    Yes. Cheapflights offers flight deals from Mobile to Key Largo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Mobile to Key Largo?

    Currently, January is the cheapest month in which you can book a flight from Mobile to Key Largo (average of $76). Flying from Mobile to Key Largo in July is currently the most expensive (average of $137). 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.

See more FAQs

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Top 3 airlines flying from Mobile to Key Largo

Discover the top 3 airlines that operate flights from Mobile 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$379FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$244Average$470FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$308Average$438FlexibilityNo cancel feeOn-time69%

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