In terms of precipitation, rainfall in Key Largo ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Key Largo when rainfall is around 1.6 in.

If weather is an important factor for your trip to Key Largo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

What is the cheapest time of day to fly from MOB to KE9?

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.

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.

Find Cheap Flights from Mobile to Key Largo

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Find flight deals from Mobile to Key Largo

Popular in	September
Cheapest in	January
Average price	$383

Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Reviews of airlines servicing Key Largo

Read reviews from past customers who have flown Delta and United 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

7.8

Good

8,652 reviews

Reviews

1 / 20

4.0

Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Delta

7.8

Good

8,652 reviews

Delta

7.8

Good

8,652 reviews

Reviews

1 / 20

4.0

Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

United Airlines

7.3

Good

10,388 reviews

Delta

7.8

Good

8,652 reviews

Reviews

1 / 20

4.0

Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Related info for your journey

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.

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Top 3 airlines flying from Mobile to Key Largo

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$246	Average$400	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$274	Average$401	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$318	Average$432	FlexibilityNo cancel fee	On-time69%

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Find cheap flights from Mobile to Key Largo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Mobile to Key Largo

Popular in

Cheapest in

Average price

Reviews of airlines servicing Key Largo

Read reviews from past customers who have flown Delta and United 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.

Related info for your journey

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

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

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

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

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.

Complete your trip

Complete your trip to Key Largo by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Mobile to Key Largo by cabin class

Find flights from Mobile to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Mobile and Key Largo flights

Browse other Mobile and Key Largo flight options. Last updated on October 19, 2026.

Other flights from Mobile

Browse through other flights departing from Mobile. Flights are based on user searches made on Cheapflights and were last updated on October 19, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Mobile to Key Largo flights

Consider these flights traveling from Mobile to Key Largo.

Top 3 airlines flying from Mobile to Key Largo

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Book with Flexibility

Travel Smart

Cheap flights from Mobile (MOB) to Key Largo, FL

Find cheap flights from Mobile to Key Largo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Mobile to Key Largo

Popular in

Cheapest in

Average price

Reviews of airlines servicing Key Largo

Read reviews from past customers who have flown Delta and United 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.

Related info for your journey

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

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

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

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

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.

Complete your trip

Complete your trip to Key Largo by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Mobile to Key Largo by cabin class

Find flights from Mobile to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Mobile and Key Largo flights

Browse other Mobile and Key Largo flight options. Last updated on October 19, 2026.

Other flights from Mobile

Browse through other flights departing from Mobile. Flights are based on user searches made on Cheapflights and were last updated on October 19, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Mobile to Key Largo flights

Consider these flights traveling from Mobile to Key Largo.

Top 3 airlines flying from Mobile to Key Largo

100% Free

Book with Flexibility

Travel Smart