$39+ Cheap flights from Dallas/Fort Worth (DFW) 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — MIA
May 9 — May 161
Round-trip
1 adult, Economy
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Find cheap flights from Dallas/Fort Worth 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/Fort Worth to Key Largo are usually found in September or February, booked 82 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from Dallas/Fort Worth to Key Largo
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Best
Last-minute
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Cheapest flights from Dallas/Fort Worth to Key LargoExplore the most affordable flight options available from Dallas/Fort Worth to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
Explore the most affordable flight options available from Dallas/Fort Worth to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/174:54 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Thu 4/233:15 pm
MIA
- DFW
Nonstop3h 45m
Frontier
Deal found 4/6![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 4/195:23 pm
DFW
- MIA
Nonstop2h 56m
Multiple Airlines
Wed 4/292:09 pm
MIA
- DFW
Nonstop3h 17m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$71
This CheapOair deal was found by Cheapflights users on 4/5. 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.
Sun 4/267:59 pm
DFW
- MIA
Nonstop2h 52m
Spirit Airlines
Sat 5/27:00 am
MIA
- DFW
Nonstop3h 16m
Spirit Airlines
Deal found 4/5![Spirit Airlines logo]()
$72
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:03 am
DFW
- MIA
Nonstop2h 52m
Multiple Airlines
Sat 5/96:30 am
MIA
- DFW
Nonstop3h 28m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$73
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:23 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Sat 4/251:55 pm
MIA
- DFW
Nonstop3h 39m
Frontier
Deal found 4/6![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:59 pm
DFW
- MIA
Nonstop2h 52m
Multiple Airlines
Tue 5/126:44 pm
MIA
- DFW
Nonstop3h 51m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 4/207:59 pm
DFW
- MIA
Nonstop2h 52m
Spirit Airlines
Wed 4/292:09 pm
MIA
- DFW
Nonstop3h 17m
Spirit Airlines
Deal found 4/6![Spirit Airlines logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Wed 4/227:59 pm
DFW
- MIA
Nonstop2h 52m
Multiple Airlines
Fri 4/243:15 pm
MIA
- DFW
Nonstop3h 45m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$77
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:49 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Sat 5/233:45 pm
MIA
- DFW
Nonstop3h 37m
Frontier
Deal found 4/6![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Fri 4/247:05 pm
DFW
- MIA
Nonstop2h 59m
Multiple Airlines
Wed 4/292:09 pm
MIA
- DFW
Nonstop3h 17m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$79
This Priceline deal was found by Cheapflights users on 4/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:05 pm
DFW
- MIA
Nonstop2h 59m
Multiple Airlines
Sun 5/37:00 am
MIA
- DFW
Nonstop3h 16m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Fri 4/247:05 pm
DFW
- MIA
Nonstop2h 59m
Multiple Airlines
Mon 4/277:00 am
MIA
- DFW
Nonstop3h 16m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$81
Best flights from Dallas/Fort Worth to Key LargoDiscover carefully curated flight deals from Dallas/Fort Worth to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
Discover carefully curated flight deals from Dallas/Fort Worth to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
This United Airlines deal was found by Cheapflights users on 4/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:10 am
DFW
- MIA
1 stop7h 36m
United Airlines
Tue 5/56:15 am
MIA
- DFW
1 stop6h 26m
United Airlines
Deal found 4/5![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 4/4. 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.
Wed 4/225:49 am
DFW
- MIA
1 stop5h 22m
Delta
Fri 5/16:15 pm
MIA
- DFW
1 stop7h 17m
Delta
Deal found 4/4![Delta logo]()
$406
This United Airlines deal was found by Cheapflights users on 4/8. 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 5/2711:35 am
DFW
- MIA
1 stop9h 24m
United Airlines
Sat 5/308:47 am
MIA
- DFW
2 stops10h 41m
United Airlines
Deal found 4/8![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 4/4. 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.
Wed 7/296:45 am
DFW
- MIA
1 stop5h 17m
Delta
Mon 8/38:12 am
MIA
- DFW
1 stop5h 32m
Delta
Deal found 4/4![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 4/8. 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 5/207:20 am
DFW
- MIA
1 stop7h 56m
United Airlines
Wed 5/278:48 am
MIA
- DFW
2 stops12h 37m
United Airlines
Deal found 4/8![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 4/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
DFW
- MIA
1 stop10h 52m
Delta
Wed 4/297:00 am
MIA
- DFW
1 stop9h 34m
Delta
Deal found 4/7![Delta logo]()
$453
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Tue 5/511:15 am
DFW
- MIA
2 stops9h 54m
United Airlines
Thu 5/76:15 am
MIA
- DFW
1 stop6h 26m
United Airlines
Deal found 4/4![United Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 4/4. 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 9/2610:00 am
DFW
- MIA
1 stop4h 25m
United Airlines
Sun 10/47:00 am
MIA
- DFW
1 stop5h 36m
United Airlines
Deal found 4/4![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 4/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:00 am
DFW
- MIA
1 stop7h 44m
Delta
Sun 9/206:30 am
MIA
- DFW
1 stop7h 04m
Delta
Deal found 4/7![Delta logo]()
$477
This United Airlines deal was found by Cheapflights users on 4/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:35 am
DFW
- MIA
2 stops10h 04m
United Airlines
Sat 8/221:30 pm
MIA
- DFW
1 stop5h 20m
United Airlines
Deal found 4/5![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 4/4. 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 5/99:00 am
DFW
- MIA
2 stops12h 09m
United Airlines
Sun 5/176:15 am
MIA
- DFW
1 stop6h 26m
United Airlines
Deal found 4/4![United Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 4/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:00 am
DFW
- MIA
1 stop6h 51m
United Airlines
Wed 8/128:48 am
MIA
- DFW
3 stops14h 38m
United Airlines
Deal found 4/5![United Airlines logo]()
$483
Last-minute flights from Dallas/Fort Worth to Key LargoDiscover last-minute flight deals from Dallas/Fort Worth to Key Largo. Data last updated April 9, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas/Fort Worth to Key Largo. Data last updated April 9, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/174:54 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Thu 4/233:15 pm
MIA
- DFW
Nonstop3h 45m
Frontier
Deal found 4/6![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 4/195:23 pm
DFW
- MIA
Nonstop2h 56m
Multiple Airlines
Wed 4/292:09 pm
MIA
- DFW
Nonstop3h 17m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$71
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:23 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Sat 4/251:55 pm
MIA
- DFW
Nonstop3h 39m
Frontier
Deal found 4/6![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 4/207:59 pm
DFW
- MIA
Nonstop2h 52m
Spirit Airlines
Wed 4/292:09 pm
MIA
- DFW
Nonstop3h 17m
Spirit Airlines
Deal found 4/6![Spirit Airlines logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Wed 4/227:59 pm
DFW
- MIA
Nonstop2h 52m
Multiple Airlines
Sat 4/251:55 pm
MIA
- DFW
Nonstop3h 39m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Fri 4/247:05 pm
DFW
- MIA
Nonstop2h 59m
Multiple Airlines
Wed 4/292:09 pm
MIA
- DFW
Nonstop3h 17m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Fri 4/247:05 pm
DFW
- MIA
Nonstop2h 59m
Multiple Airlines
Mon 4/277:00 am
MIA
- DFW
Nonstop3h 16m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$81
This CheapOair deal was found by Cheapflights users on 4/5. 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.
Sun 4/267:59 pm
DFW
- MIA
Nonstop2h 52m
Spirit Airlines
Sat 5/27:00 am
MIA
- DFW
Nonstop3h 16m
Spirit Airlines
Deal found 4/5![Spirit Airlines logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:59 pm
DFW
- MIA
Nonstop2h 52m
Multiple Airlines
Tue 5/126:44 pm
MIA
- DFW
Nonstop3h 51m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$75
This Priceline deal was found by Cheapflights users on 4/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:05 pm
DFW
- MIA
Nonstop2h 59m
Multiple Airlines
Sun 5/37:00 am
MIA
- DFW
Nonstop3h 16m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$80
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:03 am
DFW
- MIA
Nonstop2h 52m
Multiple Airlines
Sat 5/96:30 am
MIA
- DFW
Nonstop3h 28m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$73
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:49 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Sat 5/233:45 pm
MIA
- DFW
Nonstop3h 37m
Frontier
Deal found 4/6![Frontier logo]()
$78
One-way flights from Dallas/Fort Worth to Key LargoSearch for one-way flight options from Dallas/Fort Worth to Key Largo. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
Search for one-way flight options from Dallas/Fort Worth to Key Largo. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Thu 4/237:05 pm
DFW
- MIA
Nonstop2h 59m
Frontier
Deal found 4/8![Frontier logo]()
$39
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:59 pm
DFW
- MIA
Nonstop2h 52m
Spirit Airlines
Deal found 4/6![Spirit Airlines logo]()
$40
This Booking.com deal was found by Cheapflights users on 4/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:44 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Deal found 4/6![Frontier logo]()
$41
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:59 pm
DFW
- MIA
Nonstop2h 52m
Spirit Airlines
Deal found 4/6![Spirit Airlines logo]()
$43
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:23 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Deal found 4/6![Frontier logo]()
$44
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 4/227:59 pm
DFW
- MIA
Nonstop2h 52m
Spirit Airlines
Deal found 4/4![Spirit Airlines logo]()
$45
This eDestinos deal was found by Cheapflights users on 4/4. 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.
Sat 5/165:49 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Deal found 4/4![Frontier logo]()
$48
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:29 am
DFW
- MIA
Nonstop3h 01m
Frontier
Deal found 4/5![Frontier logo]()
$49
This Super.com deal was found by Cheapflights users on 4/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:03 pm
DFW
- MIA
Nonstop2h 56m
Frontier
Deal found 4/8![Frontier logo]()
$50
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 5/307:17 pm
DFW
- MIA
Nonstop3h 00m
Frontier
Deal found 4/4![Frontier logo]()
$53
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 6/156:15 am
DFW
- MIA
Nonstop2h 46m
Spirit Airlines
Deal found 4/6![Spirit Airlines logo]()
$54
This Spirit deal was found by Cheapflights users on 4/4. 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 Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:59 pm
DFW
- MIA
Nonstop2h 52m
Spirit Airlines
Deal found 4/4![Spirit Airlines logo]()
$55
Find flight deals from Dallas/Fort Worth to Key Largo
Keep the following information in mind while searching for Dallas/Fort Worth to Key Largo flight deals. Data was last updated April 9, 2026.
Round-trip from | $70 (Frontier) |
|---|---|
One-way from | $39 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $180 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dallas/Fort Worth 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 April 9, 2026.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Key Largo that are best for you.
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Cheapest round-trip
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Mon 5/4
7:10 am-3:46 pm
1 stop7h 36m
Miami
Tue 5/5
6:15 am-11:41 am
1 stop6h 26m
$318
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Wed 4/22
5:49 am-12:11 pm
1 stop5h 22m
Miami
Fri 5/1
6:15 pm-12:32 am
1 stop7h 17m
$406
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Wed 5/27
11:35 am-9:59 pm
1 stop9h 24m
Miami
Sat 5/30
8:47 am-6:28 pm
2 stops10h 41m
$412
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Wed 5/20
7:20 am-4:16 pm
1 stop7h 56m
Miami
Wed 5/27
8:48 am-8:25 pm
2 stops12h 37m
$412
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Tue 5/5
11:15 am-10:09 pm
2 stops9h 54m
Miami
Thu 5/7
6:15 am-11:41 am
1 stop6h 26m
$414
Quickest round-trip
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Sat 9/26
10:00 am-3:25 pm
1 stop4h 25m
Miami
Sun 10/4
7:00 am-11:36 am
1 stop5h 36m
$424
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Wed 7/29
6:45 am-1:02 pm
1 stop5h 17m
Miami
Mon 8/3
8:12 am-12:44 pm
1 stop5h 32m
$429
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Mon 8/17
11:35 am-10:39 pm
2 stops10h 04m
Miami
Sat 8/22
1:30 pm-5:50 pm
1 stop5h 20m
$434
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Wed 4/22
7:00 am-6:52 pm
1 stop10h 52m
Miami
Wed 4/29
7:00 am-3:34 pm
1 stop9h 34m
$453
DallasMiami
DFW - MIA
DFWMIA
Dallas/Fort Worth
Sun 9/13
7:00 am-3:44 pm
1 stop7h 44m
Miami
Sun 9/20
6:30 am-12:34 pm
1 stop7h 04m
$477
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Dallas/Fort Worth to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Dallas/Fort Worth with our price prediction graph.
DFW-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/Fort Worth Airport to Key Largo
DFW-KE9
DFW-MIA
How far ahead should I book a flight from Dallas/Fort Worth Airport to Key Largo?
Use this chart to determine the optimal time to book a round-trip flight from Dallas/Fort Worth to Key Largo. Price data was last updated on April 3, 2026.
Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas/Fort Worth Airport 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 Dallas/Fort Worth Airport to Key Largo?
Currently, April is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Key Largo (average of $57). Flying from Dallas/Fort Worth Airport to Key Largo in July is currently the most expensive (average of $121). 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 DFW to KE9?
Find hourly flight availability from Dallas/Fort Worth 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 April 9, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 52% on flights from Dallas/Fort Worth Airport to Key Largo by exploring options for tickets in the evening.
What is the cheapest day to fly from Dallas/Fort Worth Airport to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from Dallas/Fort Worth to Key Largo. Price data was last updated on April 4, 2026.
Travelers seeking maximum savings on their Dallas/Fort Worth Airport to Key Largo flight should consider departing on Thursday at noon 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/Fort Worth Airport to Key Largo
Explore weekly flight availability from Dallas/Fort Worth 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 April 9, 2026.
The most flights from DFW to KE9 are scheduled on a Wednesday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (30 on average).
How much does it cost to fly round-trip from Dallas/Fort Worth Airport 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 April 9, 2026.
Read through reviews of airlines operating flights from Dallas/Fort Worth Airport to Key Largo, such as Southwest,Delta, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Overall
8.0
Entertainment
7.5
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/Fort Worth to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Dallas/Fort Worth 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/Fort Worth to Key Largo by cabin class
Find flights from Dallas/Fort Worth to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dallas/Fort Worth and Key Largo flights
Browse other Dallas/Fort Worth and Key Largo flight options. Last updated on April 9, 2026.
Other flights from Dallas/Fort Worth
Browse through other flights departing from Dallas/Fort Worth. Flights are based on user searches made on Cheapflights and were last updated on April 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dallas/Fort Worth to Key Largo flights
Consider these flights traveling from Dallas/Fort Worth to Key Largo.
Top 7 airlines flying from Dallas/Fort Worth to Key Largo
Discover the top 7 airlines that operate flights from Dallas/Fort Worth 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 April 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$162 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$70 | Average$176 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$73 | Average$262 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$116 | Average$406 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$134 | Average$458 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$147 | Average$346 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$222 | Average$372 | FlexibilityNo cancel fee | On-time69% |