HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key Largo

$52+ Cheap flights from Springfield, MA, MA 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
— MIA
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Springfield 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.
Cheapflights Tip: The best prices from Springfield to Key Largo are usually found in October or November, booked 64 days in advance, depart on a Thursday or Sunday and return on a Thursday

Cheap flight deals from Springfield to Key Largo

Keep the following information in mind while searching for Springfield to Key Largo flight deals. Data was last updated January 8, 2026.

Round-trip from

$165
(CheapOair)

One-way from

$52
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$346
From Springfield to Key Largo
Search Deals
One-way flight from Springfield to Key Largo
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Springfield to Key Largo

Cheapest flights from Springfield to Key Largo
Explore the most affordable flight options available from Springfield to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This CheapOair deal was found by Cheapflights users on 1/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:03 amBDL - MIA
1 stop19h 58mFrontier
Fri 4/1012:20 pmMIA - BDL
Nonstop3h 17mFrontier
Deal found 1/5$165
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Mon 3/95:43 amBDL - MIA
Nonstop3h 30mAmerican Airlines
Tue 4/78:46 pmMIA - BDL
Nonstop3h 13mAmerican Airlines
Deal found 1/6$167
This Super.com deal was found by Cheapflights users on 1/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:55 pmBDL - MIA
1 stop12h 02mFrontier
Thu 2/265:05 amMIA - BDL
1 stop8h 27mFrontier
Deal found 1/6$176
This Expedia deal was found by Cheapflights users on 1/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:03 amBDL - MIA
1 stop23h 58mFrontier
Mon 4/139:35 amMIA - BDL
1 stop9h 47mFrontier
Deal found 1/6$180
This CheapOair deal was found by Cheapflights users on 1/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/512:11 pmBDL - MIA
1 stop12h 36mFrontier
Thu 2/125:05 amMIA - BDL
1 stop8h 27mFrontier
Deal found 1/6$181
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2212:11 pmBDL - MIA
1 stop12h 36mMultiple Airlines
Fri 1/237:45 amMIA - BDL
2 stops14h 19mMultiple Airlines
Deal found 1/7$182
This CheapOair deal was found by Cheapflights users on 1/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/210:03 amBDL - MIA
1 stop19h 58mFrontier
Thu 4/911:06 amMIA - BDL
1 stop23h 02mFrontier
Deal found 1/7$183
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/512:11 pmBDL - MIA
1 stop12h 36mFrontier
Mon 2/97:09 pmMIA - BDL
2 stops38h 14mFrontier
Deal found 1/7$184
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/16:00 amBDL - MIA
1 stop7h 08mMultiple Airlines
Fri 2/67:45 amMIA - BDL
1 stop9h 23mMultiple Airlines
Deal found 1/6$186
This Southwest deal was found by Cheapflights users on 1/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/276:25 amBDL - MIA
1 stop5h 40mSouthwest
Wed 1/287:55 amMIA - BDL
1 stop6h 55mSouthwest
Deal found 1/6$188
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/248:01 pmBDL - MIA
2 stops14h 58mMultiple Airlines
Thu 1/2910:30 amMIA - BDL
1 stop5h 33mMultiple Airlines
Deal found 1/8$190

Cheapflights Fare Finder

 
Customize your flight search to find flights from Springfield 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 January 8, 2026.
Use the filters below to find and compare flights from Springfield to Key Largo that are best for you.

Fly from

Springfield

Fly to

Key Largo

Route

Depart

Return

Price

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Sun 2/1

6:00 am-1:08 pm

1 stop7h 08m

Miami

Sat 2/7

5:30 am-7:36 pm

2 stops38h 06m

$203

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Tue 4/7

2:19 pm-8:50 pm

1 stop6h 31m

Miami

Tue 4/14

8:06 am-3:54 pm

1 stop7h 48m

$217

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Mon 4/6

4:57 pm-12:56 am

1 stop7h 59m

Miami

Tue 4/14

10:26 am-3:54 pm

1 stop5h 28m

$217

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Mon 2/16

6:46 pm-12:53 am

1 stop6h 07m

Miami

Wed 2/18

10:33 am-5:41 pm

1 stop7h 08m

$217

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Tue 2/10

6:00 am-5:15 pm

2 stops11h 15m

Miami

Thu 2/12

2:43 pm-11:59 pm

2 stops9h 16m

$228

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Tue 3/3

12:10 pm-10:00 pm

2 stops9h 50m

Miami

Thu 3/12

6:15 am-4:10 pm

2 stops9h 55m

$237

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Wed 1/28

9:55 am-5:15 pm

1 stop7h 20m

Miami

Mon 2/2

6:25 pm-11:44 pm

1 stop5h 19m

$242

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Wed 1/21

9:25 am-4:10 pm

1 stop6h 45m

Miami

Sat 1/24

7:50 am-2:30 pm

1 stop6h 40m

$247

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Wed 1/21

6:50 pm-12:51 am

1 stop6h 01m

Miami

Sat 1/24

7:15 am-1:59 pm

1 stop6h 44m

$247

HartfordMiami

BDL - MIA

BDLMIA

Hartford Bradley Intl

Tue 2/3

3:30 pm-9:00 pm

1 stop5h 30m

$94

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 19 results
1
2

Best time to book a flight from Springfield to Key Largo

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

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

Use this chart to determine the optimal time to book a round-trip flight from Springfield to Key Largo. Price data was last updated on January 2, 2026.

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Springfield to Key Largo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 January 8, 2026.
Read through reviews of airlines operating flights from Springfield to Key Largo, such as Southwest, Delta, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,032 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,097 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,289 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,060 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Springfield to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Airlines like Delta fly from Springfield to Key Largo in about 6h 31m. The time it takes to get you to your destination can typically vary by up to . The distance from Springfield to Key Largo is about 1195 mi.

  • What are the cheapest airlines to fly from Springfield to Key Largo one-way?

    The cheapest airlines for a one-way flight from Springfield to Key Largo are Spirit Airlines ($32), Frontier ($33), and JetBlue ($84).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Springfield 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.

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 Springfield to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Tampa flights
Boston to Fort Lauderdale flights
Boston to Miami flights
Boston to Orlando flights
Boston to Fort Myers flights
Boston to West Palm Beach flights
Hartford to Orlando flights
Boston to Sarasota flights
Hartford to Tampa flights
Hartford to West Palm Beach flights
Hartford to Fort Lauderdale flights
Albany to Orlando flights
Hartford to Miami flights
Hartford to Fort Myers flights
Boston to Key West flights
Boston to Jacksonville flights
Boston to Daytona Beach flights
Albany to Fort Lauderdale flights
Hartford to Sarasota flights
Albany to Tampa flights
Worcester to Orlando flights
Worcester to Fort Myers flights
Worcester to Fort Lauderdale flights
Boston to St Petersburg flights
Albany to Miami flights
Boston to Pensacola flights
Boston to Valparaiso flights
Boston to Panama City flights
Hartford to Jacksonville flights
Hartford to Key West flights
Albany to Jacksonville flights
Albany to West Palm Beach flights
Boston to Melbourne flights
Albany to St Petersburg flights
Albany to Orlando Sanford Intl flights
Hartford to St Petersburg flights
Hartford to Daytona Beach flights
Hartford to Pensacola flights
Boston to Orlando Sanford Intl flights
Worcester to Miami flights
Albany to Sarasota flights
Hartford to Melbourne flights
Albany to Key West flights
Albany to Pensacola flights
Hartford to Panama City flights
Albany to Fort Myers flights
Worcester to West Palm Beach flights
Hartford to Valparaiso flights
Worcester to Tampa flights
Albany to Punta Gorda flights

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.