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Cheap flights from Halifax to Key Largo from C$ 249

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.
YHZ — MIA
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Halifax Intl to Key Largo are usually found in September or July, booked 46 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Halifax to Key Largo

Keep the following information in mind while searching for Halifax to Key Largo flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 452

One-way from

C$ 249

Popular in

June

Cheapest in

September

Average price

C$ 538
Porter Airlines
  • Porter Airlines
  • 22/1-31/1
  • 2 total stops
  • 16h 51m total
  • Halifax to Key Largo
Search Deals
23/10
  • 23/10
  • 3 total stops
  • 35h 09m total
  • Halifax to Key Largo
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Halifax to Key Largo

Cheapest flights from Halifax to Key Largo
Explore the most affordable flight options available from Halifax to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Mon 6/102:15 p.m.YHZ - MIA
2 stops17h 58mAmerican Airlines
Wed 15/1010:54 p.m.MIA - YHZ
2 stops13h 36mAmerican Airlines
Deal found 10/9C$ 453
Fri 26/92:51 p.m.YHZ - MIA
1 stop7h 18mAmerican Airlines
Thu 2/104:16 p.m.MIA - YHZ
1 stop22h 00mAmerican Airlines
Deal found 9/9C$ 463
Thu 9/102:15 p.m.YHZ - MIA
1 stop19h 35mAmerican Airlines
Thu 16/109:28 p.m.MIA - YHZ
2 stops15h 02mAmerican Airlines
Deal found 11/9C$ 474
Sun 19/102:15 p.m.YHZ - MIA
1 stop19h 35mAmerican Airlines
Thu 23/109:28 p.m.MIA - YHZ
2 stops15h 02mAmerican Airlines
Deal found 8/9C$ 479
Wed 24/92:50 p.m.YHZ - MIA
1 stop9h 23mUnited Airlines
Tue 30/96:00 a.m.MIA - YHZ
1 stop7h 03mUnited Airlines
Deal found 9/9C$ 482
Sun 19/102:15 p.m.YHZ - MIA
1 stop19h 35mAmerican Airlines
Tue 28/105:05 p.m.MIA - YHZ
1 stop43h 25mAmerican Airlines
Deal found 9/9C$ 485
Mon 6/102:15 p.m.YHZ - MIA
2 stops17h 58mAmerican Airlines
Sun 12/109:20 p.m.MIA - YHZ
1 stop15h 10mAmerican Airlines
Deal found 10/9C$ 492
Tue 7/105:45 a.m.YHZ - MIA
1 stop8h 35mAir Canada
Sat 11/102:25 p.m.MIA - YHZ
1 stop7h 13mAir Canada
Deal found 9/9C$ 495
Thu 16/102:15 p.m.YHZ - MIA
2 stops17h 58mAmerican Airlines
Tue 21/109:48 p.m.MIA - YHZ
2 stops38h 42mAmerican Airlines
Deal found 8/9C$ 496

Cheapflights Fare Finder

 
Customize your flight search to find flights from Halifax 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 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Halifax to Key Largo that are best for you.

Fly from

Halifax

Fly to

Key Largo

Route

Depart

Return

Price

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Thu 22/1

6:30 a.m.-1:09 p.m.

1 stop7h 39m

Miami

Sat 31/1

2:10 p.m.-12:22 a.m.

1 stop9h 12m

C$ 452

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Mon 6/10

2:15 p.m.-7:13 a.m.

2 stops17h 58m

Miami

Wed 15/10

10:54 p.m.-1:30 p.m.

2 stops13h 36m

C$ 453

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Wed 7/1

5:35 a.m.-11:59 a.m.

1 stop7h 24m

Miami

Tue 3/2

8:00 a.m.-3:57 p.m.

1 stop6h 57m

C$ 485

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Mon 6/10

2:15 p.m.-7:13 a.m.

2 stops17h 58m

Miami

Sun 12/10

9:20 p.m.-1:30 p.m.

1 stop15h 10m

C$ 492

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Mon 6/10

6:00 p.m.-5:10 p.m.

2 stops24h 10m

Miami

Sun 12/10

7:10 a.m.-5:39 p.m.

2 stops9h 29m

C$ 493

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Wed 7/1

6:30 a.m.-1:09 p.m.

1 stop7h 39m

Miami

Tue 3/2

2:10 p.m.-12:22 a.m.

1 stop9h 12m

C$ 504

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Fri 14/11

7:00 a.m.-7:08 p.m.

1 stop13h 08m

Miami

Wed 19/11

8:00 a.m.-3:57 p.m.

1 stop6h 57m

C$ 514

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Sat 22/11

6:30 a.m.-1:09 p.m.

1 stop7h 39m

Miami

Fri 28/11

2:10 p.m.-12:22 a.m.

1 stop9h 12m

C$ 525

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Wed 8/10

8:30 a.m.-6:34 p.m.

2 stops11h 04m

Miami

Wed 15/10

10:40 a.m.-7:13 a.m.

2 stops19h 33m

C$ 528

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Fri 24/10

2:15 p.m.-7:13 a.m.

2 stops17h 58m

C$ 274

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 19 results
1
2

Best time to book a flight from Halifax to Key Largo

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

How far ahead should I book a flight from Halifax to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Halifax to Key Largo. Price data was last updated on 29 August 2025.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Halifax to Key Largo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, April is the cheapest month in which you can book a flight from Halifax to Key Largo (average of C$ 251). Flying from Halifax to Key Largo in August is currently the most expensive (average of C$ 369). 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 YHZ to KE9?

Find hourly flight availability from Halifax 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 11 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Halifax to Key Largo as you normally would.

What is the cheapest day to fly from Halifax to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Halifax to Key Largo. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Halifax to Key Largo flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 11 September 2025.
Check out reviews from past customers who have flown with Porter Airlines,United Airlines, andAmerican Airlines from Halifax to Key Largo to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Overall

7.9

Entertainment

7.0

Comfort

7.9

Food

7.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Overall

7.9

Entertainment

7.0

Comfort

7.9

Food

7.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,937 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Overall

7.9

Entertainment

7.0

Comfort

7.9

Food

7.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Overall

7.9

Entertainment

7.0

Comfort

7.9

Food

7.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,091 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Overall

7.9

Entertainment

7.0

Comfort

7.9

Food

7.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Overall

7.9

Entertainment

7.0

Comfort

7.9

Food

7.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Halifax 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 Halifax to Key Largo?

    If you book a flight to Key Largo from Halifax, you will be flying from Halifax Intl, which is the city’s only airport. Halifax Intl (YHZ) is located 26.9 km from the centre of Halifax. There are 0 flights from Halifax Intl to Key Largo per day from 7 different airlines.

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

    Porter Airlines, American Airlines, and Air Canada can get you from Halifax to Key Largo in just under 7h 24m. Your travel time can differ by up to 10h 34m. Airlines will cover a distance of 2597 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Halifax 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 Halifax to Key Largo?

    Currently, April is the cheapest month in which you can book a flight from Halifax to Key Largo (average of C$ 251). Flying from Halifax to Key Largo in August is currently the most expensive (average of C$ 369). 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 7 airlines flying from Halifax to Key Largo

Discover the top 7 airlines that operate flights from Halifax 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 238AverageC$ 511FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air TransatCheapestC$ 249AverageC$ 452FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 323AverageC$ 595FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 338AverageC$ 617FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 340AverageC$ 488FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 362AverageC$ 693FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 363AverageC$ 492FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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How does Cheapflights help users find flights from Halifax to Key Largo?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Halifax to Key Largo. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Halifax to Key Largo?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Key Largo from Halifax.

Can Cheapflights find flights from Halifax to Key Largo with no change fees?

Yes! Cheapflights helps users easily find flights from Halifax to Key Largo with no change fees.

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