$71+ Cheap flights from Dallas 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — MIA
Jun 11 — Jun 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Dallas 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 Dallas to Key Largo are usually found in September or April, booked 82 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from Dallas to Key Largo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dallas to Key LargoExplore the most affordable flight options available from Dallas to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2026.
Explore the most affordable flight options available from Dallas to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Wed 8/269:29 am
DFW
- MIA
Nonstop3h 01m
Frontier
Mon 8/316:00 am
MIA
- DFW
Nonstop3h 24m
Frontier
Deal found 5/8![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 5/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:29 am
DFW
- MIA
Nonstop3h 01m
Frontier
Tue 9/16:00 am
MIA
- DFW
Nonstop3h 24m
Frontier
Deal found 5/11![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Tue 9/19:29 am
DFW
- MIA
Nonstop3h 01m
Frontier
Mon 9/76:00 am
MIA
- DFW
Nonstop3h 24m
Frontier
Deal found 5/8![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Mon 6/2210:14 am
DFW
- MIA
Nonstop3h 08m
Frontier
Wed 6/247:00 am
MIA
- DFW
Nonstop3h 19m
Frontier
Deal found 5/7![Frontier logo]()
$104
This Expedia deal was found by Cheapflights users on 5/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/610:02 am
DFW
- MIA
Nonstop3h 10m
Frontier
Fri 7/106:20 am
MIA
- DFW
Nonstop3h 17m
Frontier
Deal found 5/8![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 5/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/610:02 am
DFW
- MIA
Nonstop3h 10m
Frontier
Thu 7/96:50 am
MIA
- DFW
Nonstop3h 17m
Frontier
Deal found 5/8![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 5/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:02 am
DFW
- MIA
Nonstop3h 10m
Frontier
Fri 7/246:20 am
MIA
- DFW
Nonstop3h 17m
Frontier
Deal found 5/11![Frontier logo]()
$110
This Trip.com deal was found by Cheapflights users on 5/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:02 am
DFW
- MIA
Nonstop3h 10m
Frontier
Thu 8/136:50 am
MIA
- DFW
Nonstop3h 17m
Frontier
Deal found 5/8![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Wed 8/510:02 am
DFW
- MIA
Nonstop3h 10m
Frontier
Fri 8/76:20 am
MIA
- DFW
Nonstop3h 17m
Frontier
Deal found 5/8![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Tue 6/2311:35 am
DFW
- MIA
1 stop9h 47m
Frontier
Wed 6/247:00 am
MIA
- DFW
Nonstop3h 19m
Frontier
Deal found 5/8![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:29 am
DFW
- MIA
Nonstop2h 57m
Frontier
Sat 10/37:00 am
MIA
- DFW
Nonstop3h 24m
Frontier
Deal found 5/12![Frontier logo]()
$127
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:20 pm
DAL
- MIA
Nonstop2h 45m
Southwest
Wed 8/122:20 pm
MIA
- DAL
Nonstop2h 55m
Southwest
Deal found 5/11![Southwest logo]()
$327
Best flights from Dallas to Key LargoDiscover carefully curated flight deals from Dallas to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 12, 2026.
Discover carefully curated flight deals from Dallas to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 12, 2026.
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/309:15 am
DAL
- MIA
Nonstop2h 50m
Southwest
Tue 7/73:05 pm
MIA
- DAL
Nonstop3h 00m
Southwest
Deal found 5/11![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/184:51 pm
DFW
- MIA
1 stop5h 48m
Delta
Sun 7/266:31 am
MIA
- DFW
1 stop6h 58m
Delta
Deal found 5/8![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/51:44 pm
DFW
- MIA
1 stop9h 07m
United Airlines
Wed 8/128:45 am
MIA
- DFW
3 stops15h 55m
United Airlines
Deal found 5/8![United Airlines logo]()
$447
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/93:34 pm
DFW
- MIA
1 stop6h 59m
Delta
Sun 7/126:31 am
MIA
- DFW
1 stop6h 58m
Delta
Deal found 5/8![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 5/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:30 pm
DAL
- MIA
1 stop4h 20m
Southwest
Tue 8/49:15 am
MIA
- DAL
2 stops8h 20m
Southwest
Deal found 5/8![Southwest logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:13 pm
DFW
- MIA
1 stop21h 04m
Alaska Airlines
Wed 6/246:20 pm
MIA
- DFW
2 stops23h 22m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$759
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1912:18 pm
DAL
- MIA
1 stop6h 38m
Delta
Fri 6/267:10 am
MIA
- DAL
1 stop5h 22m
Delta
Deal found 5/12![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:30 pm
DAL
- MIA
1 stop5h 55m
Southwest
Mon 6/225:25 am
MIA
- DAL
2 stops8h 40m
Southwest
Deal found 5/11![Southwest logo]()
$352
This Southwest deal was found by Cheapflights users on 5/10. 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.
Mon 8/31:40 pm
DAL
- MIA
2 stops8h 35m
Southwest
Mon 8/105:45 am
MIA
- DAL
1 stop5h 55m
Southwest
Deal found 5/10![Southwest logo]()
$352
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1812:20 pm
DAL
- MIA
1 stop9h 05m
Southwest
Wed 7/226:00 am
MIA
- DAL
2 stops6h 55m
Southwest
Deal found 5/11![Southwest logo]()
$358
This Southwest deal was found by Cheapflights users on 5/10. 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 10/131:20 pm
DAL
- MIA
2 stops7h 45m
Southwest
Mon 10/195:30 am
MIA
- DAL
1 stop6h 05m
Southwest
Deal found 5/10![Southwest logo]()
$370
This Delta deal was found by Cheapflights users on 5/9. 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.
Fri 6/265:30 am
DFW
- MIA
1 stop6h 34m
Delta
Mon 7/66:31 am
MIA
- DFW
1 stop6h 59m
Delta
Deal found 5/9![Delta logo]()
$463
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:10 am
DFW
- MIA
1 stop7h 36m
United Airlines
Tue 5/1910:16 am
MIA
- DFW
2 stops13h 37m
United Airlines
Deal found 5/11![United Airlines logo]()
$598
This Southwest deal was found by Cheapflights users on 5/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:25 am
DAL
- MIA
1 stop8h 50m
Southwest
Sat 9/265:10 pm
MIA
- DAL
1 stop4h 40m
Southwest
Deal found 5/12![Southwest logo]()
$373
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1310:06 am
DFW
- MIA
1 stop7h 03m
Delta
Mon 6/156:05 pm
MIA
- DFW
1 stop7h 14m
Delta
Deal found 5/8![Delta logo]()
$474
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/54:15 pm
DAL
- MIA
1 stop7h 20m
Southwest
Sat 7/115:40 am
MIA
- DAL
2 stops9h 35m
Southwest
Deal found 5/11![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/153:30 pm
DFW
- MIA
1 stop5h 39m
United Airlines
Mon 5/186:15 am
MIA
- DFW
1 stop6h 26m
United Airlines
Deal found 5/12![United Airlines logo]()
$674
This Southwest deal was found by Cheapflights users on 5/9. 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.
Sat 8/11:00 pm
DAL
- MIA
2 stops8h 25m
Southwest
Thu 8/67:00 am
MIA
- DAL
2 stops8h 40m
Southwest
Deal found 5/9![Southwest logo]()
$394
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:45 pm
DFW
- MIA
2 stops22h 32m
Alaska Airlines
Thu 8/136:20 pm
MIA
- DFW
2 stops23h 22m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2412:00 pm
DFW
- MIA
1 stop9h 27m
United Airlines
Mon 6/295:40 pm
MIA
- DFW
2 stops18h 13m
United Airlines
Deal found 5/12![United Airlines logo]()
$707
This Southwest deal was found by Cheapflights users on 5/9. 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.
Thu 8/1311:35 am
DAL
- MIA
Nonstop2h 45m
Southwest
Sun 8/166:45 am
MIA
- DAL
2 stops7h 15m
Southwest
Deal found 5/9![Southwest logo]()
$412
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:37 pm
DFW
- MIA
2 stops22h 23m
Alaska Airlines
Sat 5/306:00 pm
MIA
- DFW
1 stop12h 00m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$850
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/114:30 pm
DAL
- MIA
1 stop6h 55m
Southwest
Sun 6/145:50 am
MIA
- DAL
1 stop9h 45m
Southwest
Deal found 5/11![Southwest logo]()
$422
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:34 pm
DFW
- MIA
3 stops18h 04m
United Airlines
Sun 7/126:30 am
MIA
- DFW
1 stop5h 27m
United Airlines
Deal found 5/8![United Airlines logo]()
$770
Last-minute flights from Dallas to Key LargoDiscover last-minute flight deals from Dallas to Key Largo. Data last updated May 12, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to Key Largo. Data last updated May 12, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/181:10 pm
DAL
- MIA
Nonstop2h 40m
Southwest
Sun 5/247:20 am
MIA
- DAL
Nonstop3h 10m
Southwest
Deal found 5/11![Southwest logo]()
$475
This Southwest deal was found by Cheapflights users on 5/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/191:55 pm
DAL
- MIA
Nonstop2h 35m
Southwest
Sun 5/247:20 am
MIA
- DAL
Nonstop3h 10m
Southwest
Deal found 5/12![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 5/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/191:55 pm
DAL
- MIA
Nonstop2h 35m
Southwest
Sat 5/234:45 pm
MIA
- DAL
Nonstop3h 10m
Southwest
Deal found 5/12![Southwest logo]()
$483
This Southwest deal was found by Cheapflights users on 5/10. 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.
Wed 5/201:55 pm
DAL
- MIA
Nonstop2h 35m
Southwest
Sun 5/247:20 am
MIA
- DAL
Nonstop3h 10m
Southwest
Deal found 5/10![Southwest logo]()
$452
This Expedia deal was found by Cheapflights users on 5/9. 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.
Wed 6/37:05 pm
DFW
- MIA
1 stop14h 22m
Frontier
Fri 7/36:20 am
MIA
- DFW
Nonstop3h 24m
Frontier
Deal found 5/9![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Tue 6/1611:35 am
DFW
- MIA
1 stop9h 47m
Frontier
Fri 6/196:20 am
MIA
- DFW
Nonstop3h 24m
Frontier
Deal found 5/10![Frontier logo]()
$144
This Trip.com deal was found by Cheapflights users on 5/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1911:24 am
DFW
- MIA
1 stop7h 03m
Frontier
Wed 6/247:00 am
MIA
- DFW
Nonstop3h 19m
Frontier
Deal found 5/8![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Mon 6/2210:14 am
DFW
- MIA
Nonstop3h 08m
Frontier
Wed 6/247:00 am
MIA
- DFW
Nonstop3h 19m
Frontier
Deal found 5/7![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Tue 6/2311:35 am
DFW
- MIA
1 stop9h 47m
Frontier
Wed 6/247:00 am
MIA
- DFW
Nonstop3h 19m
Frontier
Deal found 5/8![Frontier logo]()
$125
This Trip.com deal was found by Cheapflights users on 5/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:16 pm
DFW
- MIA
1 stop24h 22m
Frontier
Wed 7/17:00 am
MIA
- DFW
Nonstop3h 19m
Frontier
Deal found 5/9![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 6/2711:24 am
DFW
- MIA
1 stop7h 03m
Frontier
Wed 7/17:00 am
MIA
- DFW
Nonstop3h 19m
Frontier
Deal found 5/9![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Tue 6/3010:00 am
DFW
- MIA
1 stop12h 03m
Frontier
Thu 7/306:50 am
MIA
- DFW
Nonstop3h 17m
Frontier
Deal found 5/8![Frontier logo]()
$137
One-way flights from Dallas to Key LargoSearch for one-way flight options from Dallas to Key Largo. Find affordable one-way fares based on user searches. Data last updated May 12, 2026.
Search for one-way flight options from Dallas to Key Largo. Find affordable one-way fares based on user searches. Data last updated May 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Wed 8/510:02 am
DFW
- MIA
Nonstop3h 10m
Frontier
Deal found 5/10![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Mon 7/610:02 am
DFW
- MIA
Nonstop3h 10m
Frontier
Deal found 5/8![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Wed 7/159:25 am
DFW
- MIA
1 stop11h 54m
Frontier
Deal found 5/8![Frontier logo]()
$88
This deal was found by Cheapflights users on 5/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/710:00 am
DFW
- MIA
1 stop5h 33m
Frontier
Deal found 5/10![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Tue 6/1611:35 am
DFW
- MIA
1 stop9h 47m
Frontier
Deal found 5/10![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:00 am
DFW
- MIA
1 stop7h 31m
Frontier
Deal found 5/12![Frontier logo]()
$95
This eDestinos deal was found by Cheapflights users on 5/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:25 am
DFW
- MIA
1 stop6h 24m
Frontier
Deal found 5/10![Frontier logo]()
$99
This eDestinos deal was found by Cheapflights users on 5/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/308:01 pm
DFW
- MIA
1 stop27h 28m
Frontier
Deal found 5/10![Frontier logo]()
$100
This Trip.com deal was found by Cheapflights users on 5/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:25 am
DFW
- MIA
1 stop6h 24m
Frontier
Deal found 5/11![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 5/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:35 am
DFW
- MIA
1 stop9h 47m
Frontier
Deal found 5/10![Frontier logo]()
$105
This Super.com deal was found by Cheapflights users on 5/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/33:56 pm
DFW
- MIA
1 stop27h 18m
Frontier
Deal found 5/12![Frontier logo]()
$106
This Southwest deal was found by Cheapflights users on 5/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/309:15 am
DAL
- MIA
Nonstop2h 50m
Southwest
Deal found 5/12![Southwest logo]()
$164
Find flight deals from Dallas to Key Largo
Keep the following information in mind while searching for Dallas to Key Largo flight deals. Data was last updated May 12, 2026.
Round-trip from | $104 (Kiwi.com) |
|---|---|
One-way from | $71 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $213 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dallas 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 May 12, 2026.
Use the filters below to find and compare flights from Dallas to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
DallasMiami
DAL - MIA
DALMIA
Dallas Love Field
Tue 6/30
9:15 am-1:05 pm
Nonstop2h 50m
Miami
Tue 7/7
3:05 pm-5:05 pm
Nonstop3h 00m
$327
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Sat 7/18
4:51 pm-11:39 pm
1 stop5h 48m
Miami
Sun 7/26
6:31 am-12:29 pm
1 stop6h 58m
$347
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Thu 7/9
3:34 pm-11:33 pm
1 stop6h 59m
Miami
Sun 7/12
6:31 am-12:29 pm
1 stop6h 58m
$347
DallasMiami
DAL - MIA
DALMIA
Dallas Love Field
Fri 6/19
12:18 pm-7:56 pm
1 stop6h 38m
Miami
Fri 6/26
7:10 am-11:32 am
1 stop5h 22m
$347
DallasMiami
DAL - MIA
DALMIA
Dallas Love Field
Wed 7/29
5:30 pm-10:50 pm
1 stop4h 20m
Miami
Tue 8/4
9:15 am-4:35 pm
2 stops8h 20m
$352
DallasMiami
DAL - MIA
DALMIA
Dallas Love Field
Fri 6/19
5:30 pm-12:25 am
1 stop5h 55m
Miami
Mon 6/22
5:25 am-1:05 pm
2 stops8h 40m
$352
DallasMiami
DAL - MIA
DALMIA
Dallas Love Field
Mon 8/3
1:40 pm-11:15 pm
2 stops8h 35m
Miami
Mon 8/10
5:45 am-10:40 am
1 stop5h 55m
$352
DallasMiami
DAL - MIA
DALMIA
Dallas Love Field
Sat 7/18
12:20 pm-10:25 pm
1 stop9h 05m
Miami
Wed 7/22
6:00 am-11:55 am
2 stops6h 55m
$358
DallasMiami
DAL - MIA
DALMIA
Dallas Love Field
Tue 10/13
1:20 pm-10:05 pm
2 stops7h 45m
Miami
Mon 10/19
5:30 am-10:35 am
1 stop6h 05m
$370
DallasMiami
DAL - MIA
DALMIA
Dallas Love Field
Sat 9/19
6:25 am-4:15 pm
1 stop8h 50m
Miami
Sat 9/26
5:10 pm-8:50 pm
1 stop4h 40m
$373
Showing 1-10 of 45 resultsSorted by cheapest first
Best time to book a flight from Dallas to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Dallas with our price prediction graph.
DFW-MIA
DAL-MIA
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 Dallas to Key Largo
A78-KE9
DFW-MIA
DAL-MIA
What is the cheapest time of day to fly from DFW to KE9?
Find hourly flight availability from Dallas 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 May 12, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 61% on flights from Dallas to Key Largo by exploring options for tickets in the evening.
What is the cheapest day to fly from Dallas to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from Dallas to Key Largo. Price data was last updated on May 9, 2026.
Travelers seeking maximum savings on their Dallas to Key Largo flight should consider departing on Monday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Dallas to Key Largo
Explore weekly flight availability from Dallas to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 12, 2026.
The most flights from A78 to KE9 are scheduled on a Monday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).
How much does it cost to fly round-trip from Dallas to Key Largo?
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 May 12, 2026.
Read reviews from past customers who have flown Southwest,Delta, andAmerican Airlines from Dallas 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.
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Dallas to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Dallas 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 Dallas to Key Largo by cabin class
Find flights from Dallas to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dallas and Key Largo flights
Browse other Dallas and Key Largo flight options. Last updated on May 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dallas to Key Largo flights
Consider these flights traveling from Dallas to Key Largo.
Top 7 airlines flying from Dallas to Key Largo
Discover the top 7 airlines that operate flights from Dallas 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 May 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$57 | Average$167 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$68 | Average$176 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$93 | Average$273 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$116 | Average$440 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$132 | Average$458 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$145 | Average$372 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$222 | Average$372 | FlexibilityNo cancel fee | On-time69% |