$113+ Cheap flights from Dulles Intl (IAD) to Arizona
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PHX
Apr 11 — Apr 181
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Arizona with Cheapflights
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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
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Cheapest flights from Dulles Intl to ArizonaExplore the most affordable flight options available from Dulles Intl to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.
Explore the most affordable flight options available from Dulles Intl to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.
This CheapOair deal was found by Cheapflights users on 3/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:09 am
IAD
- LAS
1 stop30h 46m
Frontier
Fri 3/271:36 pm
LAS
- IAD
1 stop14h 48m
Frontier
Deal found 3/7![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/227:15 am
IAD
- LAS
1 stop9h 28m
Frontier
Thu 5/79:36 am
LAS
- IAD
2 stops12h 00m
Frontier
Deal found 3/7![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/187:05 am
IAD
- LAS
1 stop9h 17m
Frontier
Wed 4/222:50 pm
LAS
- IAD
2 stops17h 45m
Frontier
Deal found 3/7![Frontier logo]()
$283
This eDestinos deal was found by Cheapflights users on 3/8. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:20 am
IAD
- LAS
2 stops32h 06m
Frontier
Wed 4/2912:19 pm
LAS
- IAD
1 stop9h 17m
Frontier
Deal found 3/8![Frontier logo]()
$284
This Cheapflightsfares deal was found by Cheapflights users on 3/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/73:15 pm
IAD
- LAS
1 stop10h 39m
Frontier
Fri 4/1011:20 pm
LAS
- IAD
1 stop12h 50m
Frontier
Deal found 3/7![Frontier logo]()
$285
This Frontier deal was found by Cheapflights users on 3/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:08 pm
IAD
- LAS
1 stop12h 34m
Frontier
Mon 6/811:59 pm
LAS
- IAD
1 stop14h 14m
Frontier
Deal found 3/8![Frontier logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/610:25 pm
IAD
- LAS
1 stop27h 29m
Frontier
Fri 4/1011:56 pm
LAS
- IAD
2 stops13h 25m
Frontier
Deal found 3/9![Frontier logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 5/167:05 am
IAD
- LAS
2 stops11h 30m
Frontier
Wed 5/2012:19 pm
LAS
- IAD
1 stop9h 17m
Frontier
Deal found 3/7![Frontier logo]()
$288
This Cheapflightsfares deal was found by Cheapflights users on 3/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/282:08 pm
IAD
- LAS
1 stop12h 34m
Frontier
Sun 5/3112:59 am
LAS
- IAD
1 stop9h 14m
Frontier
Deal found 3/9![Frontier logo]()
$289
This Frontier deal was found by Cheapflights users on 3/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/302:08 pm
IAD
- LAS
1 stop12h 34m
Frontier
Thu 6/41:00 pm
LAS
- IAD
1 stop8h 49m
Frontier
Deal found 3/9![Frontier logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/307:27 pm
IAD
- LAS
2 stops15h 59m
Multiple Airlines
Sun 5/1010:52 pm
LAS
- IAD
1 stop7h 04m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Tue 3/318:00 am
IAD
- LAS
1 stop29h 00m
Multiple Airlines
Tue 4/711:46 pm
LAS
- IAD
1 stop21h 50m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$292
Best flights from Dulles Intl to ArizonaDiscover carefully curated flight deals from Dulles Intl to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.
Discover carefully curated flight deals from Dulles Intl to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:20 pm
IAD
- TUS
1 stop31h 39m
Alaska Airlines
Sun 4/267:50 am
TUS
- IAD
1 stop19h 00m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:50 am
IAD
- TUS
2 stops10h 05m
Southwest
Sat 5/96:40 am
TUS
- IAD
1 stop6h 45m
Southwest
Deal found 3/10![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 3/8. 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 5/127:00 am
IAD
- LAS
1 stop10h 26m
Delta
Tue 5/1910:59 am
LAS
- IAD
1 stop10h 16m
Delta
Deal found 3/8![Delta logo]()
$365
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:50 pm
IAD
- LAS
Nonstop5h 23m
United Airlines
Sat 4/255:30 am
LAS
- IAD
1 stop8h 16m
United Airlines
Deal found 3/7![United Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Sun 5/177:00 am
IAD
- FLG
1 stop7h 51m
American Airlines
Wed 5/207:52 pm
FLG
- IAD
2 stops12h 17m
American Airlines
Deal found 3/7![American Airlines logo]()
$506
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:47 pm
IAD
- TUS
2 stops32h 12m
Alaska Airlines
Thu 4/307:50 am
TUS
- IAD
1 stop13h 19m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:22 am
IAD
- PHX
1 stop9h 18m
United Airlines
Fri 5/811:47 pm
PHX
- IAD
Nonstop4h 19m
United Airlines
Deal found 3/7![United Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:20 am
IAD
- TUS
2 stops8h 35m
Southwest
Tue 6/910:45 am
TUS
- IAD
2 stops11h 05m
Southwest
Deal found 3/10![Southwest logo]()
$387
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/65:37 pm
IAD
- PHX
Nonstop5h 12m
United Airlines
Mon 4/1312:37 pm
PHX
- IAD
1 stop8h 22m
United Airlines
Deal found 3/7![United Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:55 am
IAD
- TUS
2 stops8h 25m
Southwest
Wed 5/206:35 am
TUS
- IAD
2 stops14h 05m
Southwest
Deal found 3/9![Southwest logo]()
$413
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:00 am
IAD
- PHX
1 stop17h 51m
Alaska Airlines
Mon 4/208:40 pm
PHX
- IAD
2 stops17h 42m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$416
This Delta deal was found by Cheapflights users on 3/8. 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.
Sat 5/303:08 pm
IAD
- TUS
1 stop9h 35m
Delta
Tue 6/95:00 pm
TUS
- IAD
2 stops13h 10m
Delta
Deal found 3/8![Delta logo]()
$463
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:05 pm
IAD
- PHX
Nonstop5h 10m
United Airlines
Wed 5/2011:47 pm
PHX
- IAD
Nonstop4h 19m
United Airlines
Deal found 3/11![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/31:05 pm
IAD
- PHX
Nonstop5h 10m
United Airlines
Sat 5/911:47 pm
PHX
- IAD
Nonstop4h 19m
United Airlines
Deal found 3/8![United Airlines logo]()
$395
This American Airlines deal was found by Cheapflights users on 3/10. 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.
Mon 6/16:18 am
IAD
- FLG
1 stop8h 37m
American Airlines
Thu 6/412:35 pm
FLG
- IAD
1 stop7h 12m
American Airlines
Deal found 3/10![American Airlines logo]()
$526
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/45:50 am
IAD
- PHX
1 stop6h 45m
Southwest
Wed 4/88:35 am
PHX
- IAD
Nonstop4h 15m
Southwest
Deal found 3/11![Southwest logo]()
$444
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 7/236:23 am
IAD
- FLG
1 stop8h 31m
American Airlines
Mon 7/2712:35 pm
FLG
- IAD
1 stop7h 18m
American Airlines
Deal found 3/7![American Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:37 pm
IAD
- PHX
Nonstop5h 12m
United Airlines
Tue 4/287:35 am
PHX
- IAD
Nonstop4h 26m
United Airlines
Deal found 3/8![United Airlines logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:00 am
IAD
- LAS
2 stops13h 14m
Alaska Airlines
Mon 5/117:00 am
LAS
- IAD
2 stops14h 09m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$510
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:30 am
IAD
- TUS
2 stops11h 40m
Southwest
Sun 6/147:10 am
TUS
- IAD
1 stop7h 25m
Southwest
Deal found 3/10![Southwest logo]()
$481
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Sun 4/199:19 am
IAD
- FLG
2 stops12h 23m
American Airlines
Fri 4/247:52 pm
FLG
- IAD
2 stops9h 57m
American Airlines
Deal found 3/8![American Airlines logo]()
$551
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1912:45 pm
IAD
- LAS
Nonstop5h 22m
United Airlines
Sat 5/238:48 am
LAS
- IAD
Nonstop4h 36m
United Airlines
Deal found 3/9![United Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:20 am
IAD
- LAS
2 stops11h 45m
Southwest
Tue 5/1911:35 am
LAS
- IAD
2 stops9h 05m
Southwest
Deal found 3/10![Southwest logo]()
$489
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:26 pm
IAD
- TUS
1 stop7h 36m
United Airlines
Wed 4/221:29 pm
TUS
- IAD
1 stop7h 05m
United Airlines
Deal found 3/11![United Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/64:45 pm
IAD
- PHX
2 stops9h 15m
Southwest
Sat 6/132:55 pm
PHX
- IAD
1 stop6h 00m
Southwest
Deal found 3/11![Southwest logo]()
$492
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:59 pm
IAD
- LAS
Nonstop5h 22m
United Airlines
Sat 4/188:00 am
LAS
- IAD
1 stop7h 20m
United Airlines
Deal found 3/9![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:25 pm
IAD
- LAS
1 stop8h 23m
United Airlines
Sat 5/1611:40 pm
LAS
- IAD
Nonstop4h 37m
United Airlines
Deal found 3/9![United Airlines logo]()
$433
This American Airlines deal was found by Cheapflights users on 3/11. 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 4/2810:32 am
IAD
- YUM
2 stops11h 04m
American Airlines
Thu 5/76:00 am
YUM
- IAD
1 stop8h 09m
American Airlines
Deal found 3/11![American Airlines logo]()
$715
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/97:50 pm
IAD
- LAS
Nonstop5h 23m
United Airlines
Wed 4/158:10 am
LAS
- IAD
Nonstop4h 39m
United Airlines
Deal found 3/7![United Airlines logo]()
$433
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Wed 3/255:00 am
IAD
- YUM
2 stops9h 00m
American Airlines
Wed 4/86:00 am
YUM
- IAD
1 stop8h 09m
American Airlines
Deal found 3/8![American Airlines logo]()
$716
Last-minute flights from Dulles Intl to ArizonaDiscover last-minute flight deals from Dulles Intl to Arizona. Data last updated March 12, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Arizona. Data last updated March 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/8. 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.
Wed 3/186:01 am
IAD
- PHX
1 stop8h 40m
Delta
Wed 3/1810:30 pm
PHX
- IAD
1 stop7h 40m
Delta
Deal found 3/8![Delta logo]()
$304
This CheapOair deal was found by Cheapflights users on 3/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:09 am
IAD
- LAS
1 stop30h 46m
Frontier
Fri 3/271:36 pm
LAS
- IAD
1 stop14h 48m
Frontier
Deal found 3/7![Frontier logo]()
$281
This Frontier deal was found by Cheapflights users on 3/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:00 am
IAD
- LAS
1 stop8h 16m
Frontier
Thu 3/266:45 am
LAS
- IAD
1 stop7h 49m
Frontier
Deal found 3/9![Frontier logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Tue 3/247:00 am
IAD
- LAS
2 stops18h 49m
Multiple Airlines
Fri 3/2711:44 pm
LAS
- IAD
1 stop28h 36m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Tue 3/318:00 am
IAD
- LAS
1 stop29h 00m
Multiple Airlines
Tue 4/711:46 pm
LAS
- IAD
1 stop21h 50m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/610:25 pm
IAD
- LAS
1 stop27h 29m
Frontier
Fri 4/1011:56 pm
LAS
- IAD
2 stops13h 25m
Frontier
Deal found 3/9![Frontier logo]()
$287
This Cheapflightsfares deal was found by Cheapflights users on 3/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/73:15 pm
IAD
- LAS
1 stop10h 39m
Frontier
Fri 4/1011:20 pm
LAS
- IAD
1 stop12h 50m
Frontier
Deal found 3/7![Frontier logo]()
$285
This Frontier deal was found by Cheapflights users on 3/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1012:55 pm
IAD
- LAS
1 stop12h 41m
Frontier
Wed 4/1512:19 pm
LAS
- IAD
1 stop9h 17m
Frontier
Deal found 3/8![Frontier logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/187:05 am
IAD
- LAS
1 stop9h 17m
Frontier
Wed 4/222:50 pm
LAS
- IAD
2 stops17h 45m
Frontier
Deal found 3/7![Frontier logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/227:15 am
IAD
- LAS
1 stop9h 28m
Frontier
Thu 5/79:36 am
LAS
- IAD
2 stops12h 00m
Frontier
Deal found 3/7![Frontier logo]()
$282
This eDestinos deal was found by Cheapflights users on 3/8. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:20 am
IAD
- LAS
2 stops32h 06m
Frontier
Wed 4/2912:19 pm
LAS
- IAD
1 stop9h 17m
Frontier
Deal found 3/8![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/307:27 pm
IAD
- LAS
2 stops15h 59m
Multiple Airlines
Sun 5/1010:52 pm
LAS
- IAD
1 stop7h 04m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$291
One-way flights from Dulles Intl to ArizonaSearch for one-way flight options from Dulles Intl to Arizona. Find affordable one-way fares based on user searches. Data last updated March 12, 2026.
Search for one-way flight options from Dulles Intl to Arizona. Find affordable one-way fares based on user searches. Data last updated March 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Tue 4/218:20 am
IAD
- LAS
2 stops18h 05m
Frontier
Deal found 3/8![Frontier logo]()
$113
This Cheapflightsfares deal was found by Cheapflights users on 3/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:55 pm
IAD
- LAS
1 stop12h 41m
Frontier
Deal found 3/10![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 3/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:36 pm
IAD
- LAS
1 stop14h 18m
Frontier
Deal found 3/12![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/68:30 pm
IAD
- PHX
2 stops45h 03m
Frontier
Deal found 3/9![Frontier logo]()
$118
This Super.com deal was found by Cheapflights users on 3/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:15 am
IAD
- LAS
1 stop9h 28m
Frontier
Deal found 3/9![Frontier logo]()
$119
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:00 am
IAD
- PHX
1 stop9h 51m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 3/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:20 am
IAD
- LAS
1 stop10h 23m
Frontier
Deal found 3/9![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/47:43 pm
IAD
- PHX
1 stop24h 46m
Frontier
Deal found 3/8![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/610:25 pm
IAD
- LAS
1 stop27h 29m
Frontier
Deal found 3/10![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Tue 4/218:20 am
IAD
- LAS
1 stop29h 28m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$122
This Frontier deal was found by Cheapflights users on 3/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:20 am
IAD
- PHX
1 stop14h 09m
Frontier
Deal found 3/9![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 3/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:12 am
IAD
- LAS
Nonstop5h 17m
Frontier
Deal found 3/12![Frontier logo]()
$124
Find flight deals from Dulles Intl to Arizona
Keep the following information in mind while searching for Dulles Intl to Arizona flight deals. Data was last updated March 12, 2026.
Round-trip from | $281 (CheapOair) |
|---|---|
One-way from | $113 (Kiwi.com) |
Popular in | March |
Cheapest in | August |
Average price | $523 |
Good round-trip deal | $452 or less |
Good one-way deal | $209 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Arizona 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 2,558,603 searches. Data last updated March 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Arizona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Fri 4/24
7:20 pm-11:59 pm
1 stop31h 39m
Tucson
Sun 4/26
7:50 am-5:50 am
1 stop19h 00m
$337
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Sat 5/2
5:50 am-12:55 pm
2 stops10h 05m
Tucson
Sat 5/9
6:40 am-4:25 pm
1 stop6h 45m
$342
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Tue 5/12
7:00 am-2:26 pm
1 stop10h 26m
Las Vegas Harry Reid Intl
Tue 5/19
10:59 am-12:15 am
1 stop10h 16m
$365
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Tue 4/28
6:47 pm-11:59 pm
2 stops32h 12m
Tucson
Thu 4/30
7:50 am-12:09 am
1 stop13h 19m
$372
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Thu 4/23
7:50 pm-10:13 pm
Nonstop5h 23m
Las Vegas Harry Reid Intl
Sat 4/25
5:30 am-4:46 pm
1 stop8h 16m
$376
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Sat 5/2
8:22 am-2:40 pm
1 stop9h 18m
Phoenix Sky Harbor Intl
Fri 5/8
11:47 pm-7:06 am
Nonstop4h 19m
$380
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Mon 4/6
5:37 pm-7:49 pm
Nonstop5h 12m
Phoenix Sky Harbor Intl
Mon 4/13
12:37 pm-11:59 pm
1 stop8h 22m
$385
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Tue 6/2
6:20 am-11:55 am
2 stops8h 35m
Tucson
Tue 6/9
10:45 am-12:50 am
2 stops11h 05m
$387
Quickest round-trip
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Sat 5/16
1:05 pm-3:15 pm
Nonstop5h 10m
Phoenix Sky Harbor Intl
Wed 5/20
11:47 pm-7:06 am
Nonstop4h 19m
$389
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Sun 5/3
1:05 pm-3:15 pm
Nonstop5h 10m
Phoenix Sky Harbor Intl
Sat 5/9
11:47 pm-7:06 am
Nonstop4h 19m
$395
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to Arizona
Have a flexible travel schedule? Discover the best time to fly to Arizona from Dulles Intl with our price prediction graph.
IAD-LAS
IAD-PHX
IAD-FLG
IAD-TUS
IAD-YUM
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 Washington, D.C. Dulles Intl Airport to Arizona
IAD-USAZ
IAD-LAS
IAD-PHX
IAD-FLG
IAD-TUS
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Arizona?
Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Arizona (average of $158). Flying from Washington, D.C. Dulles Intl Airport to Arizona in March is currently the most expensive (average of $290). 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.
What is the cheapest time of day to fly from IAD to AZ?
Find hourly flight availability from Dulles Intl to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 12, 2026.
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 18% on airfare.
What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Arizona?
Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Arizona. Price data was last updated on March 12, 2026.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Arizona flight should consider departing on Sunday evenings 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.
Weekly flight availability from Washington, D.C. Dulles Intl Airport to Arizona
Explore weekly flight availability from Dulles Intl to Arizona. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 12, 2026.
The most flights from IAD to USAZ are scheduled on a Thursday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Arizona?
Reviews of airlines servicing Arizona
Get insights into the airlines that provide service to Arizona. 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 Arizona. Reviews last updated March 12, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Arizona by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Arizona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Dulles Intl to Arizona
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Complete your trip
Complete your trip to Arizona by adding a car rental and/or hotel reservation to your travel itinerary.
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Dulles Intl and Arizona flights
Browse other Dulles Intl and Arizona flight options. Last updated on March 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dulles Intl to Arizona flights
Consider these flights traveling from Dulles Intl to Arizona.
Top 5 airlines flying from Dulles Intl to Arizona
Discover the top 5 airlines that operate flights from Dulles Intl to Arizona. 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 2,558,603 searches. Data last updated March 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$171 | Average$262 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$226 | Average$364 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$239 | Average$470 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$275 | Average$453 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$312 | Average$596 | FlexibilityNo cancel fee | On-time71% |