Find flights
When to book
Airlines
FAQs

Cheap flights from Halifax to Key Largo from C$ 279

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
YHZ — MIA
28 Nov — 5 Dec1
1 adult
1 adult, Economy, 0 bags

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

Find flight deals from Halifax to Key Largo

Enter your travel dates to find the best prices.

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 29 October 2025.

Sun 7/126:30 a.m.YHZ - MIA
1 stop7h 39mPorter Airlines
Mon 15/122:10 p.m.MIA - YHZ
1 stop9h 12mPorter Airlines
Deal found 27/10C$ 528
Sun 14/125:05 a.m.YHZ - MIA
2 stops16h 26mMultiple Airlines
Tue 23/122:35 p.m.MIA - YHZ
2 stops17h 50mMultiple Airlines
Deal found 27/10C$ 548
Mon 10/116:10 p.m.YHZ - MIA
2 stops18h 11mWestJet
Tue 18/111:31 p.m.MIA - YHZ
2 stops11h 11mWestJet
Deal found 27/10C$ 556
Sun 7/126:00 a.m.YHZ - MIA
1 stop8h 09mMultiple Airlines
Mon 15/126:05 a.m.MIA - YHZ
2 stops34h 33mMultiple Airlines
Deal found 27/10C$ 558
Sun 23/115:35 a.m.YHZ - MIA
1 stop7h 04mAir Canada
Wed 3/128:00 a.m.MIA - YHZ
1 stop6h 47mAir Canada
Deal found 29/10C$ 560
Mon 10/115:15 a.m.YHZ - MIA
1 stop7h 24mAir Canada
Fri 14/114:20 p.m.MIA - YHZ
1 stop7h 06mAir Canada
Deal found 27/10C$ 563
Sat 22/113:15 p.m.YHZ - MIA
1 stop9h 44mUnited Airlines
Fri 28/117:15 a.m.MIA - YHZ
1 stop6h 16mUnited Airlines
Deal found 27/10C$ 566
Sat 22/113:15 p.m.YHZ - MIA
1 stop9h 44mUnited Airlines
Thu 4/124:36 p.m.MIA - YHZ
1 stop6h 18mUnited Airlines
Deal found 29/10C$ 567
Sun 23/118:45 a.m.YHZ - MIA
2 stops12h 31mAir Canada
Thu 4/128:00 a.m.MIA - YHZ
1 stop6h 47mAir Canada
Deal found 29/10C$ 569
Mon 10/115:15 a.m.YHZ - MIA
1 stop7h 24mAir Canada
Tue 18/119:05 p.m.MIA - YHZ
1 stop13h 06mAir Canada
Deal found 27/10C$ 572

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 29 October 2025.

Round-trip from

C$ 528

One-way from

C$ 281

Popular in

December

Cheapest in

September

Average price

C$ 633
Porter Airlines
  • Porter Airlines
  • 7/12-15/12
  • 2 total stops
  • 16h 51m total
  • Halifax to Key Largo
Search Deals
12/12
  • 12/12
  • 2 total stops
  • 37h 02m total
  • Halifax to Key Largo
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 29 October 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

Sun 7/12

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

1 stop7h 39m

Miami

Mon 15/12

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

1 stop9h 12m

C$ 528

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Thu 22/1

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

1 stop7h 39m

Miami

Sat 31/1

2:55 p.m.-11:54 p.m.

1 stop7h 59m

C$ 532

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Sun 7/12

6:00 a.m.-1:09 p.m.

1 stop8h 09m

Miami

Mon 15/12

6:05 a.m.-5:38 p.m.

2 stops34h 33m

C$ 558

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Mon 24/11

5:35 a.m.-11:39 a.m.

1 stop7h 04m

Miami

Wed 3/12

8:00 a.m.-3:47 p.m.

1 stop6h 47m

C$ 560

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Sun 23/11

5:35 a.m.-11:39 a.m.

1 stop7h 04m

Miami

Thu 4/12

8:00 a.m.-3:47 p.m.

1 stop6h 47m

C$ 560

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Sun 23/11

5:35 a.m.-11:39 a.m.

1 stop7h 04m

Miami

Tue 2/12

8:00 a.m.-3:47 p.m.

1 stop6h 47m

C$ 560

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Sat 22/11

3:15 p.m.-11:59 p.m.

1 stop9h 44m

Miami

Fri 28/11

7:15 a.m.-2:31 p.m.

1 stop6h 16m

C$ 566

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Fri 23/1

3:15 p.m.-10:20 p.m.

1 stop8h 05m

Miami

Fri 30/1

8:00 a.m.-3:47 p.m.

1 stop6h 47m

C$ 567

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Fri 12/12

8:45 a.m.-8:47 p.m.

2 stops37h 02m

C$ 279

HalifaxMiami

YHZ - MIA

YHZMIA

Halifax Intl

Thu 11/12

8:45 a.m.-2:31 p.m.

2 stops30h 46m

C$ 288

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 16 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 24 October 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, July is the cheapest month in which you can book a flight from Halifax to Key Largo (average of C$ 240). Flying from Halifax to Key Largo in June is currently the most expensive (average of C$ 407). 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 29 October 2025.

It’s typically best to fly out from Halifax to Key Largo in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the morning, which is usually more expensive.

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 mornings when fares are most often at their lowest. Friday afternoons 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 29 October 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
8.0
Very good
384 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

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
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

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
9,001 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

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
11,032 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

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
3,148 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

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
10,371 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

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 and Air Canada can get you from Halifax to Key Largo in just under 7h 04m. Your travel time can differ by up to 35m. 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, July is the cheapest month in which you can book a flight from Halifax to Key Largo (average of C$ 240). Flying from Halifax to Key Largo in June is currently the most expensive (average of C$ 407). 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.

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 29 October 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 240AverageC$ 530FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air TransatCheapestC$ 249AverageC$ 424FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 324AverageC$ 582FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 341AverageC$ 629FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 343AverageC$ 472FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 355AverageC$ 493FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 366AverageC$ 707FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

Can Cheapflights notify me if prices for flights from Halifax to Key Largo become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.