HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key Largo

$189+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — MIA
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Mobile 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.

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 agosto 14, 2025.

Round-trip from

$224
(Delta)

One-way from

$189
(Delta)

Popular in

August

Cheapest in

July

Average price

$572
From Mobile to Key Largo
Search Deals
One-way flight from Mobile to Key Largo
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

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 agosto 14, 2025.

This Delta deal was found by Cheapflights users on 8/13. 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.
dom. 8/314:41 pmMOB - MIA
1 stop6h 43mDelta
sáb. 9/66:00 amMIA - MOB
1 stop6h 27mDelta
Deal found 8/13$224
This Delta deal was found by Cheapflights users on 8/14. 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.
sáb. 9/274:31 pmMOB - MIA
1 stop6h 52mDelta
mié. 10/17:38 pmMIA - MOB
1 stop4h 34mDelta
Deal found 8/14$249
This Delta deal was found by Cheapflights users on 8/13. 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.
mié. 8/206:59 pmMOB - MIA
1 stop4h 25mDelta
mié. 9/172:45 pmMIA - MOB
1 stop4h 27mDelta
Deal found 8/13$279
This Delta deal was found by Cheapflights users on 8/13. 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.
dom. 12/147:15 pmMOB - MIA
1 stop4h 37mDelta
mar. 1/67:00 amMIA - MOB
1 stop5h 36mDelta
Deal found 8/13$308
This Delta deal was found by Cheapflights users on 8/11. 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.
mié. 12/107:15 pmMOB - MIA
1 stop4h 37mDelta
sáb. 12/138:05 amMIA - MOB
1 stop4h 27mDelta
Deal found 8/11$309
This American Airlines deal was found by Cheapflights users on 8/13. 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.
vie. 9/196:40 amMOB - MIA
1 stop6h 17mAmerican Airlines
lun. 9/226:07 pmMIA - MOB
1 stop6h 03mAmerican Airlines
Deal found 8/13$314
This American Airlines deal was found by Cheapflights users on 8/13. 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.
mié. 12/105:36 amMOB - MIA
1 stop4h 41mAmerican Airlines
sáb. 12/135:05 pmMIA - MOB
1 stop5h 24mAmerican Airlines
Deal found 8/13$319
This Delta deal was found by Cheapflights users on 8/13. 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.
vie. 8/156:59 pmMOB - MIA
1 stop4h 25mDelta
lun. 8/187:30 pmMIA - MOB
1 stop4h 46mDelta
Deal found 8/13$339
This American Airlines deal was found by Cheapflights users on 8/13. 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.
sáb. 10/186:27 pmMOB - MIA
1 stop5h 02mAmerican Airlines
lun. 10/203:20 pmMIA - MOB
1 stop7h 35mAmerican Airlines
Deal found 8/13$348
This American Airlines deal was found by Cheapflights users on 8/12. 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.
vie. 8/294:43 pmMOB - MIA
1 stop6h 50mAmerican Airlines
mar. 9/25:18 amMIA - MOB
1 stop5h 11mAmerican Airlines
Deal found 8/12$353
This Delta deal was found by Cheapflights users on 8/14. 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.
vie. 8/226:59 pmMOB - MIA
1 stop4h 25mDelta
dom. 8/246:00 amMIA - MOB
1 stop6h 33mDelta
Deal found 8/14$354

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 agosto 14, 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

dom. 8/31

4:41 pm-12:24 am

1 stop6h 43m

Miami

sáb. 9/6

6:00 am-11:27 am

1 stop6h 27m

$224

MobileMiami

MOB - MIA

MOBMIA

Mobile

mié. 9/10

1:52 pm-9:16 pm

1 stop6h 24m

Miami

mié. 9/17

6:07 pm-11:11 pm

1 stop6h 04m

$249

MobileMiami

MOB - MIA

MOBMIA

Mobile

mié. 9/10

9:18 am-3:46 pm

1 stop5h 28m

Miami

mié. 9/17

4:53 pm-9:31 pm

1 stop5h 38m

$249

MobileMiami

MOB - MIA

MOBMIA

Mobile

mar. 9/9

5:00 pm-12:24 am

1 stop6h 24m

Miami

mar. 9/16

12:06 pm-3:58 pm

1 stop4h 52m

$249

MobileMiami

MOB - MIA

MOBMIA

Mobile

mar. 9/9

6:00 am-10:52 am

1 stop3h 52m

Miami

mar. 9/23

7:38 pm-11:12 pm

1 stop4h 34m

$249

MobileMiami

MOB - MIA

MOBMIA

Mobile

mar. 9/9

6:00 am-1:33 pm

1 stop6h 33m

Miami

mié. 9/24

7:38 pm-11:12 pm

1 stop4h 34m

$249

MobileMiami

MOB - MIA

MOBMIA

Mobile

sáb. 9/20

4:31 pm-12:23 am

1 stop6h 52m

Miami

mié. 10/1

7:38 pm-11:12 pm

1 stop4h 34m

$249

MobileMiami

MOB - MIA

MOBMIA

Mobile

sáb. 9/27

4:31 pm-9:28 pm

1 stop3h 57m

Miami

mié. 10/1

7:38 pm-11:12 pm

1 stop4h 34m

$249

MobileMiami

MOB - MIA

MOBMIA

Mobile

dom. 8/24

9:18 am-3:46 pm

1 stop5h 28m

Miami

mié. 9/17

4:53 pm-9:31 pm

1 stop5h 38m

$279

MobileMiami

MOB - MIA

MOBMIA

Mobile

mié. 9/10

5:00 pm-12:24 am

1 stop6h 24m

Miami

mar. 9/23

7:38 pm-11:12 pm

1 stop4h 34m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 18 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 agosto 14, 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 agosto 14, 2025.
Read reviews from past customers who have flown Delta, United Airlines, 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
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

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!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

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
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

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.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Mobile to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Miami flights
Atlanta to Fort Lauderdale flights
Atlanta to Orlando flights
Atlanta to West Palm Beach flights
Birmingham to Tampa flights
Atlanta to Tampa flights
Atlanta to Jacksonville flights
Atlanta to Sarasota flights
Atlanta to Fort Myers flights
Atlanta to Key West flights
Birmingham to Orlando flights
Birmingham to Miami flights
Pensacola to Orlando flights
Pensacola to Miami flights
Atlanta to Pensacola flights
Pensacola to Fort Lauderdale flights
Huntsville to Orlando flights
Chattanooga to Orlando flights
Pensacola to Key West flights
Chattanooga to Tampa flights
Chattanooga to Miami flights
Atlanta to Valparaiso flights
Birmingham to Fort Lauderdale flights
Birmingham to Jacksonville flights
Chattanooga to Fort Lauderdale flights
Huntsville to Fort Lauderdale flights
Huntsville to Miami flights
Atlanta to Panama City flights
Mobile to Orlando flights
Chattanooga to Orlando Sanford Intl flights
Atlanta to Daytona Beach flights
Dothan to Orlando flights
Chattanooga to Sarasota flights
Birmingham to Fort Myers flights
Chattanooga to Key West flights
Atlanta to Melbourne flights
Atlanta to Tallahassee flights
Birmingham to Key West flights
Huntsville to Tampa flights
Montgomery to Orlando flights
Birmingham to Tallahassee flights
Montgomery to Fort Lauderdale flights
Mobile to Fort Lauderdale flights
Mobile to Miami flights
Valparaiso to Orlando flights
Chattanooga to West Palm Beach flights
Pensacola to Tampa flights
Chattanooga to Daytona Beach flights
Valparaiso to Miami flights
Montgomery to Miami flights

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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$391FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$244Average$487FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$249Average$455FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.