$111+ Cheap flights from Jacksonville to Key West (JAX - EYW)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — EYW
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Jacksonville to Key West 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.Cheap flight deals from Jacksonville to Key West
Cheapest
Best
Last-minute
One-way
Cheapest flights from Jacksonville to Key WestExplore the most affordable flight options available from Jacksonville to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Jacksonville to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/254:13 pm -
1 stop18h 06m
Thu 10/2910:59 am -
2 stops31h 09m
Deal found 9/4![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/127:46 pm -
2 stops37h 38m
Mon 10/1911:59 am -
1 stop28h 27m
Deal found 9/6![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sun 9/201:01 pm -
1 stop22h 18m
Thu 9/2410:59 am -
2 stops32h 02m
Deal found 9/5![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sat 9/193:50 pm -
2 stops19h 31m
Mon 9/2111:59 am -
1 stop28h 27m
Deal found 9/6![Breeze Airways logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Thu 10/85:20 pm -
1 stop15h 04m
Sun 10/1110:59 am -
2 stops31h 32m
Deal found 9/4![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Fri 10/23:46 pm -
2 stops17h 38m
Mon 10/511:59 am -
1 stop28h 27m
Deal found 9/7![Breeze Airways logo]()
$357
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:16 am -
1 stop6h 19m
Tue 10/2710:24 am -
1 stop2h 57m
Deal found 9/5![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/1711:32 am -
1 stop5h 26m
Wed 10/218:03 pm -
1 stop3h 56m
Deal found 9/3![American Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:32 am -
1 stop5h 26m
Sun 11/17:57 pm -
1 stop4h 25m
Deal found 9/5![American Airlines logo]()
$377
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:45 pm -
1 stop3h 32m
Mon 10/57:19 pm -
1 stop4h 40m
Deal found 9/4![American Airlines logo]()
$387
Best flights from Jacksonville to Key WestDiscover carefully curated flight deals from Jacksonville to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Jacksonville to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/1711:32 am -
1 stop5h 26m
Wed 10/218:03 pm -
1 stop3h 56m
Deal found 9/3![American Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/123:53 pm -
1 stop4h 08m
Mon 10/197:40 am -
1 stop4h 13m
Deal found 9/6![Delta logo]()
$397
This FlightHub deal was found by Cheapflights users on 9/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:24 pm -
2 stops17h 55m
Wed 10/2110:04 am -
2 stops22h 26m
Deal found 9/5![Breeze Airways logo]()
$675
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:32 am -
1 stop5h 26m
Wed 10/147:19 pm -
1 stop4h 40m
Deal found 9/7![American Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Thu 11/196:00 am -
1 stop3h 52m
Sun 11/227:57 pm -
1 stop4h 43m
Deal found 9/6![American Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 9/3. 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.
Tue 10/66:10 am -
1 stop6h 43m
Thu 10/87:40 am -
1 stop4h 13m
Deal found 9/3![Delta logo]()
$545
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
1 stop3h 48m
Mon 11/166:26 pm -
1 stop4h 28m
Deal found 9/5![American Airlines logo]()
$470
This Delta deal was found by Cheapflights users on 9/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:54 pm -
1 stop4h 06m
Sun 9/137:40 am -
1 stop5h 58m
Deal found 9/5![Delta logo]()
$583
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:45 pm -
1 stop3h 32m
Sun 9/274:45 pm -
1 stop6h 49m
Deal found 9/7![American Airlines logo]()
$520
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:54 pm -
1 stop4h 06m
Sun 9/207:40 am -
1 stop5h 58m
Deal found 9/6![Delta logo]()
$636
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:05 am -
2 stops10h 53m
Tue 10/138:03 pm -
1 stop14h 49m
Deal found 9/7![American Airlines logo]()
$667
Last-minute flights from Jacksonville to Key WestDiscover last-minute flight deals from Jacksonville to Key West. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to Key West. Data last updated September 8, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sat 9/193:50 pm -
2 stops19h 31m
Mon 9/2111:59 am -
1 stop28h 27m
Deal found 9/6![Breeze Airways logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sun 9/201:01 pm -
1 stop22h 18m
Thu 9/2410:59 am -
2 stops32h 02m
Deal found 9/5![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Fri 10/23:46 pm -
2 stops17h 38m
Mon 10/511:59 am -
1 stop28h 27m
Deal found 9/7![Breeze Airways logo]()
$357
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:45 pm -
1 stop3h 32m
Mon 10/57:19 pm -
1 stop4h 40m
Deal found 9/4![American Airlines logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Thu 10/85:20 pm -
1 stop15h 04m
Sun 10/1110:59 am -
2 stops31h 32m
Deal found 9/4![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/127:46 pm -
2 stops37h 38m
Mon 10/1911:59 am -
1 stop28h 27m
Deal found 9/6![Multiple Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/1711:32 am -
1 stop5h 26m
Wed 10/218:03 pm -
1 stop3h 56m
Deal found 9/3![American Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:16 am -
1 stop6h 19m
Tue 10/2710:24 am -
1 stop2h 57m
Deal found 9/5![American Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/254:13 pm -
1 stop18h 06m
Thu 10/2910:59 am -
2 stops31h 09m
Deal found 9/4![Multiple Airlines logo]()
$224
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:32 am -
1 stop5h 26m
Sun 11/17:57 pm -
1 stop4h 25m
Deal found 9/5![American Airlines logo]()
$377
One-way flights from Jacksonville to Key WestSearch for one-way flight options from Jacksonville to Key West. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Jacksonville to Key West. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sat 10/177:46 pm -
2 stops14h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/77:46 pm -
2 stops14h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 9/197:46 pm -
2 stops38h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 10/86:20 pm -
2 stops17h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 9/117:46 pm -
2 stops39h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 9/119:05 am -
3 stops24h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Breeze Airways logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 10/85:20 pm -
1 stop15h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Allegiant Air logo]()
$251
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
1 stop4h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$273
Find flight deals from Jacksonville to Key West
Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $224 (Kiwi.com) |
One-way from | $111 (Kiwi.com) |
Popular in | February |
Cheapest in | October |
Average price | $482 |
Cheapflights Fare Finder
Customize your flight search to find flights from Jacksonville to Key West 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 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from Jacksonville to Key West that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Sat 10/17
7:46 pm-10:19 am
2 stops14h 33m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$111
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Thu 10/8
6:20 pm-12:19 pm
2 stops17h 59m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$193
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Fri 9/11
7:46 pm-11:21 am
2 stops39h 35m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$206
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Fri 9/11
9:05 am-9:24 am
3 stops24h 19m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$232
Quickest round-trip
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Tue 12/1
6:00 am-10:55 am
1 stop4h 55m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$273
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Sat 10/17
11:32 am-4:58 pm
1 stop5h 26m
Key West
Wed 10/21
8:03 pm-11:59 pm
1 stop3h 56m
$367
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Tue 12/1
3:20 pm-10:04 am
2 stops18h 44m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$385
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Mon 10/12
3:53 pm-8:01 pm
1 stop4h 08m
Key West
Mon 10/19
7:40 am-11:53 am
1 stop4h 13m
$397
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Fri 10/9
11:32 am-4:58 pm
1 stop5h 26m
Key West
Wed 10/14
7:19 pm-11:59 pm
1 stop4h 40m
$420
JacksonvilleKey West
JAX Jacksonville - EYW Key West
JAXEYW
Jacksonville
Thu 11/19
6:00 am-9:52 am
1 stop3h 52m
Key West
Sun 11/22
7:57 pm-12:40 am
1 stop4h 43m
$430
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Jacksonville to Key West
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Jacksonville to Key West in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Jacksonville-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Jacksonville-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Jacksonville-Key West flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Jacksonville-Key West flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Jacksonville-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Jacksonville to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West from Jacksonville with our price prediction graph.
JAX-EYW
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 Jacksonville to Key West
What is the cheapest month to book a flight from Jacksonville to Key West?
Currently, October is the cheapest month in which you can book a flight from Jacksonville to Key West (average of $387). Flying from Jacksonville to Key West in February is currently the most expensive (average of $978). 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.
How much does it cost to fly round-trip from Jacksonville to Key West?
Airfare is below average for this route at the moment.
Jacksonville to Key West flights typically cost between $416 and $534 in October.The cheapest round-trip price found within the last 5 days was $224 on Multiple Airlines (Oct 25-Oct 29).
Reviews of airlines servicing Key West
Get insights into the airlines that provide service to Key West. 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 West. Reviews last updated September 8, 2026.
See what other customers who have flown with Delta and American Airlines from Jacksonville to Key West have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
Find useful and relevant information for your journey from Jacksonville to Key West. 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.
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Complete your trip
Complete your trip to Key West by adding a car rental and/or hotel reservation to your travel itinerary.
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Other flights to Key West
Explore flights to Key West departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Jacksonville and Key West flights
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Other flights from Jacksonville
Browse through other flights departing from Jacksonville. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Popular flight searches
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Top 2 airlines flying from Jacksonville to Key West
Discover the top 2 airlines that operate flights from Jacksonville to Key West. 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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$298 | Average$459 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$366 | Average$558 | FlexibilityNo cancel fee | On-timeN/A |