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 | $128 (Frontier) |
One-way from | $60 (Trip.com) |
Popular in | December |
Cheapest in | June |
Average price | $336 |
Good round-trip deal | $209 or less |
Good one-way deal | $99 or less |
Fly from
Fly to
Route
Depart
Return
Price
BaltimoreJacksonville
BWI - JAX
BWIJAX
Baltimore/Washington
Wed 2/11
6:25 pm-8:35 pm
Nonstop2h 10m
Jacksonville
Wed 2/25
6:50 am-1:00 pm
1 stop6h 10m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
Fri 1/23
5:55 pm-8:10 pm
Nonstop2h 15m
Jacksonville
Sun 1/25
1:45 pm-3:37 pm
Nonstop1h 52m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
Thu 1/8
9:00 am-11:18 am
Nonstop2h 18m
Jacksonville
Sun 1/11
1:45 pm-3:37 pm
Nonstop1h 52m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
Fri 2/20
9:00 am-11:12 am
Nonstop2h 12m
Jacksonville
Mon 2/23
12:45 pm-2:36 pm
Nonstop1h 51m
Washington, D.C.Jacksonville
DCA - JAX
DCAJAX
Washington, D.C. Reagan-National
Mon 1/5
3:35 pm-11:10 pm
1 stop7h 35m
Jacksonville
Wed 1/7
6:50 am-4:00 pm
2 stops9h 10m
Washington, D.C.Jacksonville
DCA - JAX
DCAJAX
Washington, D.C. Reagan-National
Mon 2/2
9:30 am-4:50 pm
1 stop7h 20m
Jacksonville
Sat 2/7
6:50 am-6:15 pm
2 stops11h 25m
Washington, D.C.Jacksonville
DCA - JAX
DCAJAX
Washington, D.C. Reagan-National
Wed 1/14
7:30 pm-11:58 pm
1 stop4h 28m
Jacksonville
Sun 1/18
8:00 am-12:57 pm
1 stop4h 57m
Washington, D.C.Jacksonville
DCA - JAX
DCAJAX
Washington, D.C. Reagan-National
Sun 2/15
6:00 pm-12:01 am
1 stop6h 01m
Jacksonville
Tue 2/24
6:30 am-12:40 pm
1 stop6h 10m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
Wed 3/4
6:00 am-10:21 am
1 stop4h 21m
Jacksonville
Wed 3/11
9:50 am-2:39 pm
1 stop4h 49m
Washington, D.C.Jacksonville
IAD - JAX
IADJAX
Washington, D.C. Dulles Intl
Sat 2/21
5:25 pm-12:01 am
1 stop6h 36m
Jacksonville
Tue 2/24
8:30 am-2:44 pm
1 stop6h 14m
| 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 $51). Flying from Washington, D.C. to Jacksonville in February is currently the most expensive (average of $184). 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 19% 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 (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).
Overall
Comfort
Entertainment
Crew
Boarding
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Entertainment
Crew
Boarding
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Entertainment
Crew
Boarding
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Entertainment
Crew
Boarding
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Entertainment
Crew
Boarding
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Entertainment
Crew
Boarding
Food
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$60 | Average$137 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$90 | Average$205 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$141 | Average$276 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$164 | Average$393 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$207 | Average$307 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$334 | FlexibilityNo cancel fee | On-time71% |