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Dulles International Airport to Phoenix Sky Harbor International Airport flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to Phoenix Sky Harbor International Airport over the next 90 days, with one-way fares from €70 and round-trip from €185. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Sun, Nov 15 | United Airlines
      PHX 11:59 PM
      4h 9m
      Nonstop
      IAD 6:08 AM
      Phoenix - Washington D.C. | Fri, Nov 20 | United Airlines
      €394 €497
      21% off
      21% off
      €497 €394
    • IAD 8:20 AM
      5h 13m
      Nonstop
      PHX 10:33 AM
      Washington D.C. - Phoenix | Fri, Oct 30 | United Airlines
      PHX 11:59 PM
      4h 9m
      Nonstop
      IAD 6:08 AM
      Phoenix - Washington D.C. | Fri, Nov 6 | United Airlines
      €397 €497
      20% off
      20% off
      €497 €397
    • IAD 12:31 PM
      13h 24m
      1 stop
      PHX 11:55 PM
      Washington D.C. - Phoenix | Sat, Nov 7 | Frontier Airlines
      PHX 9:59 PM
      12h 10m
      1 stop
      DCA 12:09 PM
      Phoenix - Washington D.C. | Sat, Nov 14 | Frontier Airlines
      €185 €497
      63% off
      63% off
      €497 €185
    • IAD 12:31 PM
      13h 24m
      1 stop
      PHX 11:55 PM
      Washington D.C. - Phoenix | Sun, Nov 8 | Frontier Airlines
      PHX 9:59 PM
      12h 10m
      1 stop
      DCA 12:09 PM
      Phoenix - Washington D.C. | Sun, Nov 15 | Frontier Airlines
      €191
      62% off
      €497 €191
    • IAD 1:09 PM
      13h 24m
      1 stop
      PHX 12:33 AM
      Washington D.C. - Phoenix | Thu, Nov 26 | Frontier Airlines
      PHX 12:01 PM
      7h 54m
      1 stop
      DCA 9:55 PM
      Phoenix - Washington D.C. | Mon, Nov 30 | Frontier Airlines
      €202
      59% off
      €497 €202
    • IAD 7:00 AM
      12h 35m
      1 stop
      PHX 5:35 PM
      Washington D.C. - Phoenix | Thu, Dec 10 | Alaska Airlines
      PHX 11:36 AM
      6h 34m
      1 stop
      IAD 8:10 PM
      Phoenix - Washington D.C. | Sun, Dec 13 | Frontier Airlines
      €213
      56% off
      €497 €213
    • IAD 1:09 PM
      7h 40m
      1 stop
      PHX 6:49 PM
      Washington D.C. - Phoenix | Sat, Nov 28 | Frontier Airlines
      PHX 7:25 AM
      7h 32m
      1 stop
      DCA 4:57 PM
      Phoenix - Washington D.C. | Tue, Dec 1 | Frontier Airlines
      €234
      53% off
      €497 €234
    • IAD 12:31 PM
      13h 24m
      1 stop
      PHX 11:55 PM
      Washington D.C. - Phoenix | Mon, Nov 9 | Frontier Airlines
      PHX 7:15 AM
      7h 32m
      1 stop
      DCA 4:47 PM
      Phoenix - Washington D.C. | Mon, Nov 16 | Frontier Airlines
      €238
      52% off
      €497 €238
    • IAD 7:00 AM
      10h 41m
      1 stop
      PHX 3:41 PM
      Washington D.C. - Phoenix | Sun, Dec 13 | Alaska Airlines
      PHX 11:41 AM
      6h 29m
      1 stop
      IAD 8:10 PM
      Phoenix - Washington D.C. | Tue, Dec 15 | Frontier Airlines
      €248
      50% off
      €497 €248
    • WAS 1:00 PM
      17h 25m
      1 stop
      PHX 2:00 PM
      Washington D.C. - Phoenix | Thu, Oct 29 | Normal Airline
      PHX 3:00 PM
      6h
      Nonstop
      WAS 4:00 PM
      Phoenix - Washington D.C. | Sat, Oct 31 | Normal Airline
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    • Cheapest
      IAD 12:31 PM
      13h 24m
      1 stop
      PHX 11:55 PM
      Washington D.C. - Phoenix | Wed, Nov 18 | Frontier Airlines
      €70 €279
      75% off
      75% off
      €279 €70
    • IAD 12:31 PM
      13h 24m
      1 stop
      PHX 11:55 PM
      Washington D.C. - Phoenix | Tue, Nov 10 | Frontier Airlines
      €77 €279
      72% off
      72% off
      €279 €77
    • IAD 12:31 PM
      13h 24m
      1 stop
      PHX 11:55 PM
      Washington D.C. - Phoenix | Wed, Nov 11 | Frontier Airlines
      €110 €279
      61% off
      61% off
      €279 €110
    • IAD 1:09 PM
      7h 40m
      1 stop
      PHX 6:49 PM
      Washington D.C. - Phoenix | Wed, Nov 25 | Frontier Airlines
      €113
      59% off
      €279 €113
    • IAD 12:31 PM
      13h 24m
      1 stop
      PHX 11:55 PM
      Washington D.C. - Phoenix | Thu, Nov 19 | Frontier Airlines
      €119
      56% off
      €279 €119
    • IAD 9:35 PM
      14h 20m
      1 stop
      PHX 9:55 AM
      Washington D.C. - Phoenix | Thu, Nov 26 | Frontier Airlines
      €120
      56% off
      €279 €120
    • IAD 8:57 PM
      24h 16m
      1 stop
      PHX 7:13 PM
      Washington D.C. - Phoenix | Fri, Dec 4 | Frontier Airlines
      €123
      56% off
      €279 €123
    • IAD 1:09 PM
      7h 40m
      1 stop
      PHX 6:49 PM
      Washington D.C. - Phoenix | Tue, Nov 24 | Frontier Airlines
      €129
      54% off
      €279 €129
    • IAD 12:31 PM
      13h 24m
      1 stop
      PHX 11:55 PM
      Washington D.C. - Phoenix | Thu, Nov 12 | Frontier Airlines
      €130
      53% off
      €279 €130
    • WAS 1:00 PM
      17h 25m
      1 stop
      PHX 2:00 PM
      Washington D.C. - Phoenix | Thu, Oct 29 | Normal Airline
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    • Cheapest nonstop
      IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 3:08 PM
      Washington D.C. - Phoenix | Sat, Oct 31 | United Airlines
      €206 €448
      54% off
      54% off
      €448 €206
    • IAD 5:46 PM
      5h 18m
      Nonstop
      PHX 9:04 PM
      Washington D.C. - Phoenix | Tue, Nov 3 | United Airlines
      €207 €448
      54% off
      54% off
      €448 €207
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Fri, Nov 6 | United Airlines
      €220 €279
      21% off
      21% off
      €279 €220
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Fri, Nov 13 | United Airlines
      €223
      20% off
      €279 €223
    • IAD 5:46 PM
      5h 18m
      Nonstop
      PHX 9:04 PM
      Washington D.C. - Phoenix | Tue, Nov 10 | United Airlines
      €223
      50% off
      €448 €223
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Thu, Nov 26 | United Airlines
      €225
      50% off
      €448 €225
    • IAD 12:55 PM
      5h 14m
      Nonstop
      PHX 4:09 PM
      Washington D.C. - Phoenix | Thu, Dec 31 | United Airlines
      €226
      50% off
      €448 €226
    • IAD 6:00 PM
      5h 18m
      Nonstop
      PHX 9:18 PM
      Washington D.C. - Phoenix | Fri, Jan 8 | United Airlines
      €226
      50% off
      €448 €226
    • IAD 12:53 PM
      5h 14m
      Nonstop
      PHX 4:07 PM
      Washington D.C. - Phoenix | Thu, Jan 7 | United Airlines
      €226
      59% off
      €545 €226
    • WAS 1:00 PM
      17h 25m
      1 stop
      PHX 2:00 PM
      Washington D.C. - Phoenix | Thu, Oct 29 | Normal Airline
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    • Cheapest nonstop
      IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 3:08 PM
      Washington D.C. - Phoenix | Sat, Oct 31 | United Airlines
      €206 €480
      56% off
      56% off
      €480 €206
    • IAD 5:46 PM
      5h 18m
      Nonstop
      PHX 9:04 PM
      Washington D.C. - Phoenix | Tue, Nov 3 | United Airlines
      €207 €480
      56% off
      56% off
      €480 €207
    • IAD 5:46 PM
      5h 18m
      Nonstop
      PHX 9:04 PM
      Washington D.C. - Phoenix | Tue, Nov 10 | United Airlines
      €223 €480
      54% off
      54% off
      €480 €223
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Thu, Nov 26 | United Airlines
      €225
      53% off
      €480 €225
    • IAD 12:55 PM
      5h 14m
      Nonstop
      PHX 4:09 PM
      Washington D.C. - Phoenix | Thu, Dec 31 | United Airlines
      €226
      53% off
      €480 €226
    • IAD 6:00 PM
      5h 18m
      Nonstop
      PHX 9:18 PM
      Washington D.C. - Phoenix | Fri, Jan 8 | United Airlines
      €226
      53% off
      €480 €226
    • IAD 6:00 PM
      5h 19m
      Nonstop
      PHX 9:19 PM
      Washington D.C. - Phoenix | Wed, Dec 30 | United Airlines
      €271
      44% off
      €480 €271
    • IAD 6:00 PM
      5h 19m
      Nonstop
      PHX 9:19 PM
      Washington D.C. - Phoenix | Sat, Jan 2 | United Airlines
      €271
      44% off
      €480 €271
    • IAD 5:46 PM
      5h 18m
      Nonstop
      PHX 9:04 PM
      Washington D.C. - Phoenix | Wed, Nov 25 | United Airlines
      €292
      39% off
      €480 €292
    • WAS 1:00 PM
      17h 25m
      1 stop
      PHX 2:00 PM
      Washington D.C. - Phoenix | Thu, Oct 29 | Normal Airline
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    • Cheapest nonstop
      IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 3:08 PM
      Washington D.C. - Phoenix | Sat, Oct 31 | United Airlines
      €206 €448
      54% off
      54% off
      €448 €206
    • IAD 5:46 PM
      5h 18m
      Nonstop
      PHX 9:04 PM
      Washington D.C. - Phoenix | Tue, Nov 3 | United Airlines
      €207 €448
      54% off
      54% off
      €448 €207
    • IAD 8:20 AM
      5h 13m
      Nonstop
      PHX 10:33 AM
      Washington D.C. - Phoenix | Thu, Oct 29 | United Airlines
      €358 €448
      20% off
      20% off
      €448 €358
    • WAS 1:00 PM
      17h 25m
      1 stop
      PHX 2:00 PM
      Washington D.C. - Phoenix | Thu, Oct 29 | Normal Airline
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    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 3:08 PM
      Washington D.C. - Phoenix | Sat, Oct 31 | United Airlines
      €206 €448
      54% off
      54% off
      €448 €206
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Fri, Nov 6 | United Airlines
      €220 €279
      21% off
      21% off
      €279 €220
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Fri, Nov 13 | United Airlines
      €223 €279
      20% off
      20% off
      €279 €223
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Thu, Nov 26 | United Airlines
      €225
      50% off
      €448 €225
    • IAD 8:20 AM
      5h 13m
      Nonstop
      PHX 11:33 AM
      Washington D.C. - Phoenix | Fri, Nov 20 | United Airlines
      €293
      46% off
      €545 €293
    • IAD 8:20 AM
      5h 13m
      Nonstop
      PHX 11:33 AM
      Washington D.C. - Phoenix | Tue, Nov 24 | United Airlines
      €312
      43% off
      €545 €312
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Thu, Nov 19 | United Airlines
      €313
      43% off
      €545 €313
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Mon, Dec 14 | United Airlines
      €314
      42% off
      €545 €314
    • IAD 12:55 PM
      5h 13m
      Nonstop
      PHX 4:08 PM
      Washington D.C. - Phoenix | Sun, Dec 13 | United Airlines
      €318
      42% off
      €545 €318
    • WAS 1:00 PM
      17h 25m
      1 stop
      PHX 2:00 PM
      Washington D.C. - Phoenix | Thu, Oct 29 | Normal Airline
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Displayed flight fares from Washington D.C. to Phoenix are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Dulles International Airport to Phoenix Sky Harbor International Airport?

The cheapest airline flying from Dulles International Airport to Phoenix Sky Harbor International Airport is Frontier Airlines (from €70) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €70
Alaska Airlines
From €141
Delta Air Lines
From €171
American Airlines
From €179
United Airlines
From €220
Allegiant Air
From €278
Sun Country Airlines
From €310

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What is the flight schedule from Dulles International Airport to Phoenix Sky Harbor International Airport?

Check the schedule for flights from Washington D.C. to Phoenix and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS409

    Dulles International Airport

    7:02 AM

    IAD

    5h 42m

    Nonstop

    9:44 AM

    SEA

    S M T W T F S
    Search

  2. AS401

    Seattle Tacoma Intl. Airport

    11:48 AM

    SEA

    3h 7m

    Nonstop

    3:55 PM

    PHX

    S M - - - - S

  3. F94559

    Dulles International Airport

    10:51 AM

    IAD

    3h 39m

    Nonstop

    1:30 PM

    DFW

    S M T W T F S
    Search

  4. F93283

    Dallas Fort Worth International Airport

    5:01 AM

    DFW

    2h 41m

    Nonstop

    6:42 AM

    PHX

    S M T W T F S

  5. F94409

    Dulles International Airport

    9:06 PM

    IAD

    2h 2m

    Nonstop

    11:08 PM

    ATL

    S M T W T F S
    Search

  6. F91403

    Hartsfield–Jackson Atlanta International Airport

    6:00 AM

    ATL

    2h 19m

    Nonstop

    7:19 AM

    IAH

    S M - W T F S

  7. F91703

    George Bush Intercontinental Airport

    9:04 PM

    IAH

    3h 8m

    Nonstop

    11:12 PM

    PHX

    S M T W T F S

  8. F94707

    Dulles International Airport

    7:50 AM

    IAD

    2h 4m

    Nonstop

    9:54 AM

    ATL

    S M T W T F S
    Search

  9. F94891

    Hartsfield–Jackson Atlanta International Airport

    9:00 AM

    ATL

    4h 36m

    Nonstop

    10:36 AM

    LAS

    S M T W T F S

  10. F91896

    Harry Reid Intl. Airport

    5:59 PM

    LAS

    1h 18m

    Nonstop

    8:17 PM

    PHX

    S - - W T - S
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About Dulles International Airport and Phoenix Sky Harbor International Airport

Learn about Dulles International Airport (IAD) and Phoenix Sky Harbor International Airport (PHX) — including location, terminals, transportation, and travel tips.

Flight distance 3,144.75 km
Cheapest one-way ticket price €70
Cheapest return ticket price €185

FAQs for Dulles International Airport to Phoenix Sky Harbor International Airport Flights

  • How long is the flight from Dulles International Airport to Phoenix Sky Harbor International Airport?

    Dulles International Airport to Phoenix Sky Harbor International Airport takes about 4 hours 21 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Dulles International Airport (IAD) to Phoenix Sky Harbor International Airport (PHX).
  • The earliest flight from Dulles International Airport to Phoenix Sky Harbor International Airport departs at 08:35, and the last departs at 18:00, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Dulles International Airport (IAD) to Phoenix Sky Harbor International Airport (PHX) is quite popular. Without considering departure times or holidays, tickets cost around €430 in October, the most expensive month to book this route.
  • The earliest flight departs from Dulles International Airport (IAD) at 08:16 and arrives in Phoenix Sky Harbor International Airport (PHX) at 11:32.
  • The latest flight departs from Dulles International Airport (IAD) at 17:52 and arrives in Phoenix Sky Harbor International Airport (PHX) at 21:05.
  • United Airlines is a very popular airline operating an average of 1707 flights per month.
  • One-way flights from Dulles International Airport to Phoenix Sky Harbor International Airport currently start from €70, and round-trip fares start from €185. The current lowest fare is a Frontier Airlines flight departing on Wed, Nov 18; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Dulles International Airport to Phoenix Sky Harbor International Airport, with an average flight time of 4 hours 12 minutes, and around 14 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Dulles International Airport to Phoenix Sky Harbor International Airport is €250. Prices may vary depending on the departure date, airline, and availability.
  • Dulles International Airport to Phoenix Sky Harbor International Airport operates around 14 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Dulles International Airport and Phoenix Sky Harbor International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.