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Key Largo

$224+ 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — MIA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$259
(Delta)

One-way from

$224
(Delta)

Popular in

December

Cheapest in

July

Average price

$423
From Mobile to Key Largo
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One-way flight from Mobile to Key Largo
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Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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 9/306:57 pmMOB - MIA
1 stop4h 26mDelta
Sat 10/47:25 pmMIA - MOB
1 stop4h 47mDelta
Deal found 9/14$259
This Delta deal was found by Cheapflights users on 9/15. 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 9/266:57 pmMOB - MIA
1 stop4h 26mDelta
Tue 9/302:45 pmMIA - MOB
1 stop4h 27mDelta
Deal found 9/15$284
This Delta deal was found by Cheapflights users on 9/14. 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 12/107:13 pmMOB - MIA
1 stop4h 33mDelta
Sat 12/137:00 amMIA - MOB
1 stop6h 39mDelta
Deal found 9/14$314
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/16$331
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 9/299:20 amMOB - MIA
1 stop5h 27mUnited Airlines
Mon 10/66:45 amMIA - MOB
1 stop5h 58mUnited Airlines
Deal found 9/15$354
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 10/79:20 amMOB - MIA
1 stop5h 27mUnited Airlines
Fri 10/104:56 pmMIA - MOB
1 stop19h 47mUnited Airlines
Deal found 9/15$403
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 9/194:58 pmMOB - MIA
1 stop5h 58mAmerican Airlines
Mon 9/226:07 pmMIA - MOB
1 stop6h 03mAmerican Airlines
Deal found 9/15$404
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/19:20 amMOB - MIA
1 stop5h 27mUnited Airlines
Sat 10/41:58 pmMIA - MOB
2 stops21h 30mUnited Airlines
Deal found 9/17$432
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 12/45:10 amMOB - MIA
1 stop4h 54mAmerican Airlines
Sun 12/76:00 amMIA - MOB
1 stop5h 30mAmerican Airlines
Deal found 9/16$433
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 9/3012:45 pmMOB - MIA
3 stops33h 00mUnited Airlines
Sat 10/46:35 amMIA - MOB
1 stop6h 08mUnited Airlines
Deal found 9/14$437

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 September 17, 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 9/30

6:57 pm-12:23 am

1 stop4h 26m

Miami

Sat 10/4

7:25 pm-11:12 pm

1 stop4h 47m

$259

MobileMiami

MOB - MIA

MOBMIA

Mobile

Wed 10/1

4:43 pm-12:23 am

1 stop6h 40m

Miami

Sat 10/4

7:25 pm-11:12 pm

1 stop4h 47m

$259

MobileMiami

MOB - MIA

MOBMIA

Mobile

Sat 9/27

5:22 pm-11:48 pm

1 stop5h 26m

Miami

Wed 10/1

6:07 pm-11:11 pm

1 stop6h 04m

$284

MobileMiami

MOB - MIA

MOBMIA

Mobile

Sat 9/27

4:31 pm-9:28 pm

1 stop3h 57m

Miami

Wed 10/1

7:38 pm-11:12 pm

1 stop4h 34m

$284

MobileMiami

MOB - MIA

MOBMIA

Mobile

Fri 10/17

6:27 pm-12:29 am

1 stop5h 02m

Miami

Sat 10/18

5:18 am-12:25 pm

1 stop8h 07m

$314

MobileMiami

MOB - MIA

MOBMIA

Mobile

Sat 2/7

12:46 pm-8:38 pm

1 stop6h 52m

Miami

Thu 2/12

6:00 am-12:16 pm

1 stop7h 16m

$314

MobileMiami

MOB - MIA

MOBMIA

Mobile

Wed 12/10

7:13 pm-12:46 am

1 stop4h 33m

Miami

Sat 12/13

7:00 am-12:39 pm

1 stop6h 39m

$314

MobileMiami

MOB - MIA

MOBMIA

Mobile

Thu 11/27

11:35 am-7:52 pm

1 stop7h 17m

Miami

Mon 12/1

9:00 am-4:07 pm

1 stop8h 07m

$331

MobileMiami

MOB - MIA

MOBMIA

Mobile

Mon 9/29

9:20 am-3:47 pm

1 stop5h 27m

Miami

Mon 10/6

6:45 am-11:43 am

1 stop5h 58m

$354

MobileMiami

MOB - MIA

MOBMIA

Mobile

Sun 10/19

6:59 pm-12:29 am

1 stop4h 30m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 19 results
1
2

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, September is the cheapest month in which you can book a flight from Mobile to Key Largo (average of $232). Flying from Mobile to Key Largo in March is currently the most expensive (average of $289). 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 September 17, 2025.

When flying from Mobile to Key Largo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 17, 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
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $259, Delta can have you in Key Largo from Mobile in 4h 26m. 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, September is the cheapest month in which you can book a flight from Mobile to Key Largo (average of $232). Flying from Mobile to Key Largo in March is currently the most expensive (average of $289). 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$398FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$244Average$492FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$314Average$488FlexibilityNo cancel feeOn-time69%

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