For quick check-in at IAD, locate your airline counter by walking around the first row; counters are like an island with desks on both sides.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $155 (Kiwi.com) |
One-way from | $63 (Trip.com) |
Popular in | December |
Cheapest in | June |
Average price | $357 |
Good round-trip deal | $221 or less |
Good one-way deal | $92 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Jacksonville
DCA - JAX
DCAJAX
Washington, D.C. Reagan-National
dom. 3/15
5:15 pm-12:04 am
1 stop6h 49m
Jacksonville
sáb. 3/21
6:00 am-2:58 pm
1 stop8h 58m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
mar. 3/10
9:15 am-11:27 am
Nonstop2h 12m
Jacksonville
mié. 3/18
9:20 am-11:11 am
Nonstop1h 51m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
dom. 5/31
12:50 pm-2:51 pm
Nonstop2h 01m
Jacksonville
sáb. 6/6
6:40 pm-8:32 pm
Nonstop1h 52m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
mié. 1/7
5:55 pm-8:10 pm
Nonstop2h 15m
Jacksonville
mar. 1/13
1:45 pm-3:37 pm
Nonstop1h 52m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
jue. 4/23
5:50 pm-8:01 pm
Nonstop2h 11m
Jacksonville
dom. 4/26
9:20 am-11:13 am
Nonstop1h 53m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
mié. 1/14
5:55 pm-8:10 pm
Nonstop2h 15m
Jacksonville
mié. 1/21
3:05 pm-9:13 pm
1 stop6h 08m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
mié. 2/11
6:00 am-10:17 am
1 stop4h 17m
Jacksonville
sáb. 2/14
6:30 am-11:35 am
1 stop5h 05m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
sáb. 2/21
10:57 am-5:56 pm
1 stop6h 59m
Jacksonville
mar. 2/24
8:30 am-2:44 pm
1 stop6h 14m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
mar. 1/13
8:29 am-1:46 pm
1 stop5h 17m
Jacksonville
mar. 1/20
3:05 pm-9:13 pm
1 stop6h 08m
Washington, D.C.Jacksonville
DCA - JAX
DCAJAX
Washington, D.C. Reagan-National
jue. 1/15
3:25 pm-10:15 pm
1 stop6h 50m
Jacksonville
sáb. 1/17
3:25 pm-7:30 pm
1 stop4h 05m
| 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 |
Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Jacksonville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, June is the cheapest month in which you can book a flight from Washington, D.C. to Jacksonville (average of $52). Flying from Washington, D.C. to Jacksonville in February is currently the most expensive (average of $175). 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.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 18% on flights from Washington, D.C. to Jacksonville by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Washington, D.C. to Jacksonville flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from WAS to JAX are scheduled on a Monday (15 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).
Food
Boarding
Crew
Comfort
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Crew
Comfort
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Crew
Comfort
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Crew
Comfort
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Crew
Comfort
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Crew
Comfort
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$60 | Average$143 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$124 | Average$200 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$141 | Average$275 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$164 | Average$399 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$207 | Average$308 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$337 | FlexibilityNo cancel fee | On-time71% |