$186+ Cheap flights from Dulles Intl (IAD) to Sky Harbor Intl (PHX)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PHX
Oct 31 — Nov 71
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Sky Harbor Intl with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl are usually found in February or January, booked 65 days in advance, depart on a Saturday or Wednesday and return on a Friday
Cheap flight deals from Dulles Intl to Sky Harbor Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dulles Intl to Sky Harbor IntlExplore the most affordable flight options available from Dulles Intl to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
Explore the most affordable flight options available from Dulles Intl to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
This Mytrip deal was found by Cheapflights users on 9/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
1 stop8h 59m
Mon 10/194:23 pm -
2 stops16h 11m
Deal found 9/26![Frontier logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 12/166:42 pm -
1 stop17h 08m
Wed 1/612:05 pm -
1 stop27h 45m
Deal found 9/28![Alaska Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 11/1212:31 pm -
1 stop13h 24m
Sun 11/155:01 am -
1 stop28h 35m
Deal found 9/29![Frontier logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 11/512:31 pm -
1 stop13h 24m
Sun 11/85:01 am -
1 stop28h 35m
Deal found 9/27![Frontier logo]()
$371
This Frontier deal was found by Cheapflights users on 9/27. 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 12/212:06 pm -
2 stops14h 43m
Sat 12/56:31 pm -
2 stops18h 18m
Deal found 9/27![Frontier logo]()
$372
This Frontier deal was found by Cheapflights users on 9/30. 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 10/312:30 pm -
1 stop12h 20m
Wed 10/144:34 pm -
1 stop10h 46m
Deal found 9/30![Frontier logo]()
$373
This Frontier deal was found by Cheapflights users on 9/29. 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 12/1110:33 pm -
2 stops12h 56m
Sun 12/139:29 pm -
2 stops15h 20m
Deal found 9/29![Frontier logo]()
$374
This Frontier deal was found by Cheapflights users on 9/29. 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.
Sun 10/186:00 am -
1 stop9h 17m
Mon 10/267:48 pm -
1 stop12h 48m
Deal found 9/29![Frontier logo]()
$375
This Cheapflightsfares deal was found by Cheapflights users on 9/28. 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 10/126:00 am -
1 stop20h 18m
Fri 10/1610:12 pm -
1 stop9h 05m
Deal found 9/28![Frontier logo]()
$376
This Frontier deal was found by Cheapflights users on 9/27. 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 10/219:06 pm -
2 stops17h 28m
Mon 10/267:48 pm -
2 stops18h 24m
Deal found 9/27![Frontier logo]()
$377
This Priceline deal was found by Cheapflights users on 9/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am -
1 stop8h 59m
Wed 11/48:00 am -
1 stop7h 40m
Deal found 9/30![Multiple Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/295:46 pm -
Nonstop5h 18m
Wed 11/43:08 pm -
Nonstop4h 15m
Deal found 9/29![United Airlines logo]()
$379
Best flights from Dulles Intl to Sky Harbor IntlDiscover carefully curated flight deals from Dulles Intl to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
Discover carefully curated flight deals from Dulles Intl to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
This United Airlines deal was found by Cheapflights users on 9/30. 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 11/1612:55 pm -
Nonstop5h 13m
Sat 11/213:08 pm -
Nonstop4h 15m
Deal found 9/30![United Airlines logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 9/29. 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.
Mon 12/77:00 am -
1 stop10h 41m
Wed 12/93:16 pm -
2 stops24h 23m
Deal found 9/29![Alaska Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/275:46 pm -
Nonstop5h 18m
Tue 11/311:35 am -
1 stop9h 09m
Deal found 9/27![United Airlines logo]()
$385
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Fri 12/115:55 pm -
Nonstop5h 18m
Sun 12/132:54 pm -
Nonstop4h 15m
Deal found 9/27![United Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/258:20 am -
Nonstop5h 13m
Tue 10/2710:35 am -
1 stop9h 09m
Deal found 9/30![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/285:46 pm -
Nonstop5h 18m
Wed 11/43:08 pm -
Nonstop4h 15m
Deal found 9/30![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/246:00 pm -
Nonstop4h 54m
Sun 10/2510:59 pm -
Nonstop4h 09m
Deal found 9/28![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/28. 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 11/198:20 am -
Nonstop5h 13m
Tue 12/18:19 pm -
1 stop8h 10m
Deal found 9/28![United Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/2812:55 pm -
Nonstop5h 13m
Mon 11/28:50 am -
Nonstop4h 13m
Deal found 9/29![United Airlines logo]()
$513
This United Airlines deal was found by Cheapflights users on 9/30. 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 12/912:55 pm -
Nonstop5h 13m
Sun 12/132:54 pm -
Nonstop4h 15m
Deal found 9/30![United Airlines logo]()
$533
This United Airlines deal was found by Cheapflights users on 9/26. 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 10/176:00 pm -
Nonstop4h 54m
Sat 10/242:05 pm -
Nonstop4h 22m
Deal found 9/26![United Airlines logo]()
$534
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/136:00 pm -
Nonstop4h 54m
Sat 10/172:05 pm -
Nonstop4h 22m
Deal found 9/30![United Airlines logo]()
$535
Last-minute flights from Dulles Intl to Sky Harbor IntlDiscover last-minute flight deals from Dulles Intl to Sky Harbor Intl. Data last updated October 1, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Sky Harbor Intl. Data last updated October 1, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 9/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am -
1 stop8h 59m
Wed 11/48:00 am -
1 stop7h 40m
Deal found 9/30![Multiple Airlines logo]()
$378
This Frontier deal was found by Cheapflights users on 9/30. 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 10/312:30 pm -
1 stop12h 20m
Wed 10/144:34 pm -
1 stop10h 46m
Deal found 9/30![Frontier logo]()
$373
This Mytrip deal was found by Cheapflights users on 9/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
1 stop8h 59m
Mon 10/194:23 pm -
2 stops16h 11m
Deal found 9/26![Frontier logo]()
$368
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:12 am -
1 stop12h 30m
Wed 10/147:29 pm -
1 stop13h 05m
Deal found 9/30![Frontier logo]()
$372
This Cheapflightsfares deal was found by Cheapflights users on 9/26. 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 10/126:00 am -
1 stop15h 33m
Sat 10/178:16 am -
1 stop19h 04m
Deal found 9/26![Frontier logo]()
$371
This Cheapflightsfares deal was found by Cheapflights users on 9/28. 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 10/126:00 am -
1 stop20h 18m
Fri 10/1610:12 pm -
1 stop9h 05m
Deal found 9/28![Frontier logo]()
$376
This Frontier deal was found by Cheapflights users on 9/29. 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.
Sun 10/186:00 am -
1 stop9h 17m
Mon 10/267:48 pm -
1 stop12h 48m
Deal found 9/29![Frontier logo]()
$375
This Frontier deal was found by Cheapflights users on 9/27. 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 10/219:06 pm -
2 stops17h 28m
Mon 10/267:48 pm -
2 stops18h 24m
Deal found 9/27![Frontier logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 10/226:00 am -
1 stop9h 17m
Fri 10/304:22 pm -
1 stop16h 14m
Deal found 9/27![Frontier logo]()
$370
This Booking.com deal was found by Cheapflights users on 9/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:06 pm -
2 stops19h 36m
Sun 10/257:38 pm -
2 stops12h 56m
Deal found 9/30![Frontier logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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 10/297:24 pm -
1 stop17h 02m
Sun 11/18:22 pm -
1 stop19h 18m
Deal found 9/27![Alaska Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/295:46 pm -
Nonstop5h 18m
Wed 11/43:08 pm -
Nonstop4h 15m
Deal found 9/29![United Airlines logo]()
$379
One-way flights from Dulles Intl to Sky Harbor IntlSearch for one-way flight options from Dulles Intl to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
Search for one-way flight options from Dulles Intl to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/29. 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.
Fri 11/136:36 pm -
3 stops21h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 11/303:58 pm -
2 stops31h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Frontier logo]()
$187
This Super.com deal was found by Cheapflights users on 9/30. 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 10/136:00 am -
1 stop9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$189
This United Airlines deal was found by Cheapflights users on 9/30. 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 11/25:46 pm -
Nonstop5h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![United Airlines logo]()
$190
This Super.com deal was found by Cheapflights users on 9/28. 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.
Wed 10/76:00 am -
1 stop8h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$191
This Frontier deal was found by Cheapflights users on 9/30. 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 11/1112:31 pm -
2 stops14h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$192
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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.
Sat 10/106:00 am -
1 stop9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$193
This Super.com deal was found by Cheapflights users on 9/29. 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.
Fri 10/912:30 pm -
1 stop13h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$195
This Frontier deal was found by Cheapflights users on 9/28. 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 12/510:33 pm -
2 stops14h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$196
This Super.com deal was found by Cheapflights users on 9/30. 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.
Thu 10/811:12 am -
1 stop12h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$198
This Delta deal was found by Cheapflights users on 9/30. 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 12/58:02 am -
1 stop7h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Delta logo]()
$200
Find flight deals from Dulles Intl to Sky Harbor Intl
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $368 (Mytrip) |
One-way from | $186 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $505 |
Good round-trip deal | $441 or less |
Good one-way deal | $287 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Sky Harbor Intl 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 7,457,451 searches. Data last updated October 1, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Thu 11/26
12:55 pm-4:08 pm
Nonstop5h 13m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$190
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Tue 10/27
5:29 pm-10:35 pm
1 stop8h 06m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$200
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Wed 11/25
6:39 pm-10:29 am
1 stop17h 50m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$205
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Sat 12/5
12:55 pm-4:08 pm
Nonstop5h 13m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$250
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Tue 11/3
5:46 pm-9:04 pm
Nonstop5h 18m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$250
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Wed 12/16
10:10 am-9:27 pm
2 stops13h 17m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$265
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Thu 11/5
8:20 am-11:33 am
Nonstop5h 13m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$288
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Fri 11/13
8:20 am-11:33 am
Nonstop5h 13m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$288
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Fri 11/27
5:46 pm-9:04 pm
Nonstop5h 18m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$288
Washington, D.C.Phoenix
IAD Washington, D.C. Dulles Intl - PHX Phoenix Sky Harbor Intl
IADPHX
Washington, D.C. Dulles Intl
Sun 10/25
5:46 pm-8:04 pm
Nonstop5h 18m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$288
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Dulles Intl to Sky Harbor Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Sky Harbor Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dulles Intl to Sky Harbor Intl
Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Dulles Intl with our price prediction graph.
IAD-PHX
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 Phoenix Sky Harbor Intl Airport
Prices
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How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport (average of $434). Flying from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $582). 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 PHX?
Find hourly flight availability from Dulles Intl to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 1, 2026.
It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport in the afternoon. Doing so could potentially save you 14% on the flight price compared to flying in the evening, which is usually more expensive.
What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Sky Harbor Intl. Price data was last updated on September 26, 2026.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport flight should consider departing on Tuesday at noon 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.
What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
Share of 1-stop round-trip flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Orlando (MCO) – chosen by Cheapflights users on 67% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
Average round-trip fare for 1-stop flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $272.
What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
Shortest average travel time for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 8h 33m.
Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
Average layover duration for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Atlanta (ATL) offer the fastest connection on this route, with an average layover time of 1h 36m.
The best insider tips for Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport trip
Our travel experts
Reviews of airlines servicing Sky Harbor Intl
Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated October 1, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Phoenix Sky Harbor Intl Airport?
Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locationsGlendale
Buckeye
Payson
Goodyear
Surprise
Wickenburg
Paradise Valley
Peoria
Chandler
Camp Verde
Globe
Fountain Hills
Casa Grande
Guadalupe
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Dulles Intl and Sky Harbor Intl flights
Browse other Dulles Intl and Sky Harbor Intl flight options. Last updated on October 1, 2026.
Other flights from Dulles Intl
Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on October 1, 2026.
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Other flights to Sky Harbor Intl
Explore flights to Sky Harbor Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 1, 2026.
Top 6 airlines flying from Dulles Intl to Sky Harbor Intl
Discover the top 6 airlines that operate flights from Dulles Intl to Sky Harbor Intl. 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 7,457,451 searches. Data last updated October 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$158 | Average$310 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$247 | Average$348 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$252 | Average$326 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$281 | Average$497 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$324 | Average$513 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$358 | Average$537 | FlexibilityNo cancel fee | On-time71% |