
Round-trip from | $269 (Delta) |
|---|---|
One-way from | $128 (Cheapflightsfares) |
Popular in | March |
Cheapest in | August |
Average price | $482 |
Good round-trip deal | $452 or less |
Good one-way deal | $223 or less |
Fly from
Fly to
Route
Depart
Return
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Tue 9/8
9:00 am-5:23 pm
1 stop11h 23m
Las Vegas Harry Reid Intl
Tue 9/15
10:41 am-11:59 pm
1 stop10h 18m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Thu 5/28
6:58 pm-11:29 pm
1 stop7h 31m
Phoenix Sky Harbor Intl
Tue 6/2
10:55 pm-10:22 am
1 stop8h 27m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Tue 5/26
5:42 pm-10:46 pm
1 stop8h 04m
Phoenix Sky Harbor Intl
Sat 5/30
11:50 pm-9:24 am
1 stop6h 34m
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Tue 5/26
4:30 pm-9:15 pm
1 stop7h 45m
Tucson
Thu 5/28
3:20 pm-12:20 am
1 stop6h 00m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Tue 6/9
7:37 pm-2:31 pm
1 stop21h 54m
Phoenix Sky Harbor Intl
Mon 6/15
6:53 pm-6:45 pm
1 stop20h 52m
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Mon 5/25
2:53 pm-8:42 pm
1 stop8h 49m
Tucson
Mon 6/1
1:30 pm-12:45 am
1 stop8h 15m
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Sat 5/16
10:08 am-3:14 pm
1 stop8h 06m
Tucson
Wed 5/20
1:39 pm-11:34 pm
1 stop6h 55m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Tue 5/19
6:20 am-11:30 am
2 stops8h 10m
Phoenix Sky Harbor Intl
Thu 5/21
2:05 pm-12:20 am
1 stop7h 15m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Mon 6/1
5:50 pm-7:46 pm
Nonstop4h 56m
Phoenix Sky Harbor Intl
Mon 6/15
12:20 pm-10:43 pm
1 stop7h 23m
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Sat 5/16
5:50 am-9:45 am
1 stop6h 55m
Tucson
Wed 5/20
7:50 am-11:40 pm
2 stops12h 50m
The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Arizona may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Arizona (average of $144). Flying from Washington, D.C. Dulles Intl Airport to Arizona in March is currently the most expensive (average of $239). 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.
One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Arizona is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 23% on airfare.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Arizona flight should consider departing on Saturday mornings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from IAD to USAZ are scheduled on a Monday (7 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Dominic,Mar 2026
MCO - SMF
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Dominic,Mar 2026
MCO - SMF
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Dominic,Mar 2026
MCO - SMF
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Dominic,Mar 2026
MCO - SMF
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Dominic,Mar 2026
MCO - SMF
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Dominic,Mar 2026
MCO - SMF
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$171 | Average$261 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$226 | Average$362 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$239 | Average$484 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$275 | Average$459 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$312 | Average$610 | FlexibilityNo cancel fee | On-time71% |