JAX offers quick screening times at TSA and easy check-in, making it one of the most convenient airports in Florida.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $235 (JetBlue) |
One-way from | $60 (Trip.com) |
Popular in | December |
Cheapest in | October |
Average price | $421 |
Good round-trip deal | $411 or less |
Good one-way deal | $237 or less |
Fly from
Fly to
Route
Depart
Return
Price
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Wed 4/15
6:00 am-3:30 pm
1 stop11h 30m
Denver Intl
Sat 4/18
11:59 pm-10:16 am
1 stop8h 17m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Tue 3/10
8:04 am-10:10 am
Nonstop4h 06m
Denver Intl
Tue 3/17
4:06 pm-9:21 pm
Nonstop3h 15m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Wed 4/15
2:20 pm-7:15 pm
1 stop6h 55m
Denver Intl
Sat 4/18
11:00 am-4:10 pm
Nonstop3h 10m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Wed 4/1
5:27 pm-10:15 pm
1 stop6h 48m
Denver Intl
Sat 4/18
4:14 pm-9:46 pm
Nonstop3h 32m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Tue 2/10
4:17 pm-6:20 pm
Nonstop4h 03m
Denver Intl
Tue 2/17
7:45 am-4:25 pm
1 stop6h 40m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Tue 2/17
4:20 pm-6:20 pm
Nonstop4h 00m
Denver Intl
Fri 2/20
11:15 am-4:25 pm
Nonstop3h 10m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Tue 2/10
6:45 am-1:50 pm
2 stops9h 05m
Denver Intl
Tue 2/17
5:40 am-12:55 pm
1 stop5h 15m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Wed 2/18
4:16 pm-6:22 pm
Nonstop4h 06m
Denver Intl
Sun 2/22
4:00 pm-9:15 pm
Nonstop3h 15m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Tue 3/3
4:16 pm-6:22 pm
Nonstop4h 06m
Denver Intl
Sun 3/8
4:06 pm-9:21 pm
Nonstop3h 15m
JacksonvilleDenver
JAX - DEN
JAXDEN
Jacksonville
Mon 2/23
5:31 pm-11:35 pm
1 stop8h 04m
Denver Intl
Thu 3/12
4:06 pm-9:21 pm
Nonstop3h 15m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
To ensure you get the cheapest price possible for a flight from Jacksonville to Denver, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, November is the cheapest month in which you can book a flight from Jacksonville to Denver (average of $164). Flying from Jacksonville to Denver in April is currently the most expensive (average of $316). 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.
It’s typically best to fly out from Jacksonville to Denver in the evening. Doing so could potentially save you 72% on the flight price compared to flying in the morning, which is usually more expensive.
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$134 | Average$310 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$187 | Average$384 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$200 | Average$420 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$467 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$307 | Average$472 | FlexibilityNo cancel fee | On-time63% |