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Phoenix Sky Harbor International Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from Phoenix Sky Harbor International Airport to Dulles International Airport over the next 90 days, with one-way fares from PLN 401 and round-trip from PLN 628. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        PHX 2:05 PM
        4h 22m
        Nonstop
        IAD 9:27 PM
        Phoenix - Washington D.C. | Wed, Oct 28 | United Airlines
        IAD 12:55 PM
        5h 13m
        Nonstop
        PHX 3:08 PM
        Washington D.C. - Phoenix | Wed, Nov 4 | United Airlines
        PLN 1,534 PLN 2,114
        27% off
        27% off
        PLN 2,114 PLN 1,534
      • PHX 11:59 PM
        4h 9m
        Nonstop
        IAD 6:08 AM
        Phoenix - Washington D.C. | Sun, Nov 8 | United Airlines
        IAD 5:46 PM
        5h 18m
        Nonstop
        PHX 9:04 PM
        Washington D.C. - Phoenix | Sat, Nov 14 | United Airlines
        PLN 1,543 PLN 2,114
        27% off
        27% off
        PLN 2,114 PLN 1,543
      • PHX 7:48 PM
        12h 46m
        1 stop
        IAD 11:34 AM
        Phoenix - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        DCA 7:00 AM
        19h 48m
        1 stop
        PHX 11:48 PM
        Washington D.C. - Phoenix | Sun, Oct 25 | Frontier Airlines
        PLN 628 PLN 2,114
        70% off
        70% off
        PLN 2,114 PLN 628
      • PHX 7:38 PM
        7h 42m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Mon, Oct 26 | Frontier Airlines
        IAD 6:00 AM
        15h 33m
        1 stop
        PHX 6:33 PM
        Washington D.C. - Phoenix | Wed, Oct 28 | Frontier Airlines
        PLN 871
        59% off
        PLN 2,114 PLN 871
      • PHX 7:38 PM
        7h 42m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        DCA 6:00 PM
        8h 42m
        1 stop
        PHX 11:42 PM
        Washington D.C. - Phoenix | Wed, Nov 4 | Frontier Airlines
        PLN 915
        56% off
        PLN 2,114 PLN 915
      • PHX 8:16 AM
        19h 4m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        IAD 6:00 AM
        9h 17m
        1 stop
        PHX 12:17 PM
        Washington D.C. - Phoenix | Sun, Oct 25 | Frontier Airlines
        PLN 939
        56% off
        PLN 2,114 PLN 939
      • PHX 8:16 AM
        19h 4m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Mon, Oct 19 | Frontier Airlines
        IAD 6:00 AM
        9h 17m
        1 stop
        PHX 12:17 PM
        Washington D.C. - Phoenix | Sun, Oct 25 | Frontier Airlines
        PLN 960
        55% off
        PLN 2,114 PLN 960
      • PHX 4:34 PM
        10h 46m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        DCA 6:00 PM
        8h 42m
        1 stop
        PHX 11:42 PM
        Washington D.C. - Phoenix | Sat, Oct 31 | Frontier Airlines
        PLN 960
        55% off
        PLN 2,114 PLN 960
      • PHX 10:12 PM
        9h 5m
        1 stop
        IAD 10:17 AM
        Phoenix - Washington D.C. | Tue, Oct 20 | Frontier Airlines
        IAD 6:00 AM
        9h 17m
        1 stop
        PHX 12:17 PM
        Washington D.C. - Phoenix | Wed, Oct 28 | Frontier Airlines
        PLN 964
        54% off
        PLN 2,114 PLN 964
      • PHX 2:49 PM
        12h 31m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Wed, Oct 14 | Frontier Airlines
        IAD 6:00 AM
        9h 23m
        1 stop
        PHX 12:23 PM
        Washington D.C. - Phoenix | Sat, Oct 17 | Frontier Airlines
        PLN 966
        54% off
        PLN 2,114 PLN 966
      • PHX 7:38 PM
        7h 42m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Wed, Oct 28 | Frontier Airlines
        DCA 6:00 PM
        8h 42m
        1 stop
        PHX 11:42 PM
        Washington D.C. - Phoenix | Sat, Oct 31 | Frontier Airlines
        PLN 986
        53% off
        PLN 2,114 PLN 986
      • PHX 10:12 PM
        9h 5m
        1 stop
        IAD 10:17 AM
        Phoenix - Washington D.C. | Sun, Oct 25 | Frontier Airlines
        DCA 6:00 PM
        8h 48m
        1 stop
        PHX 11:48 PM
        Washington D.C. - Phoenix | Thu, Oct 29 | Frontier Airlines
        PLN 989
        53% off
        PLN 2,114 PLN 989
      • PHX 8:39 PM
        6h 41m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Sat, Oct 10 | Frontier Airlines
        IAD 6:00 AM
        9h 23m
        1 stop
        PHX 12:23 PM
        Washington D.C. - Phoenix | Sat, Oct 17 | Frontier Airlines
        PLN 999
        53% off
        PLN 2,114 PLN 999
      • PHX 8:08 AM
        19h 12m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Mon, Oct 12 | Frontier Airlines
        DCA 7:00 AM
        11h 13m
        1 stop
        PHX 3:13 PM
        Washington D.C. - Phoenix | Fri, Oct 16 | Frontier Airlines
        PLN 1,013
        52% off
        PLN 2,114 PLN 1,013
      • PHX 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Phoenix - Washington D.C. | Thu, Oct 8 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        PHX 4:00 PM
        Washington D.C. - Phoenix | Sat, Oct 10 | Normal Airline
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      • Cheapest nonstop
        PHX 11:35 AM
        9h 9m
        Nonstop
        IAD 10:44 PM
        Phoenix - Washington D.C. | Tue, Nov 3 | United Airlines
        PLN 921 PLN 1,346
        32% off
        32% off
        PLN 1,346 PLN 921
      • PHX 11:59 PM
        4h 9m
        Nonstop
        IAD 6:08 AM
        Phoenix - Washington D.C. | Wed, Nov 18 | United Airlines
        PLN 982 PLN 1,346
        27% off
        27% off
        PLN 1,346 PLN 982
      • PHX 8:16 AM
        19h 4m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        PLN 401 PLN 1,346
        70% off
        70% off
        PLN 1,346 PLN 401
      • PHX 7:38 PM
        7h 42m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Wed, Oct 28 | Frontier Airlines
        PLN 507
        62% off
        PLN 1,346 PLN 507
      • PHX 8:39 PM
        6h 41m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Sun, Oct 11 | Frontier Airlines
        PLN 507
        62% off
        PLN 1,346 PLN 507
      • PHX 10:12 PM
        9h 5m
        1 stop
        IAD 10:17 AM
        Phoenix - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        PLN 544
        60% off
        PLN 1,346 PLN 544
      • PHX 10:12 PM
        9h 5m
        1 stop
        IAD 10:17 AM
        Phoenix - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        PLN 544
        60% off
        PLN 1,346 PLN 544
      • PHX 11:31 AM
        6h 41m
        1 stop
        IAD 8:12 PM
        Phoenix - Washington D.C. | Sat, Dec 5 | Frontier Airlines
        PLN 551
        59% off
        PLN 1,346 PLN 551
      • PHX 12:30 PM
        14h 40m
        1 stop
        IAD 5:10 AM
        Phoenix - Washington D.C. | Wed, Nov 25 | Frontier Airlines
        PLN 565
        57% off
        PLN 1,346 PLN 565
      • PHX 4:58 PM
        10h 46m
        1 stop
        IAD 5:44 AM
        Phoenix - Washington D.C. | Sat, Nov 7 | Alaska Airlines
        PLN 589
        56% off
        PLN 1,346 PLN 589
      • PHX 7:48 PM
        12h 48m
        1 stop
        IAD 11:36 AM
        Phoenix - Washington D.C. | Fri, Oct 30 | Frontier Airlines
        PLN 590
        56% off
        PLN 1,346 PLN 590
      • PHX 9:02 AM
        11h 57m
        1 stop
        IAD 11:59 PM
        Phoenix - Washington D.C. | Wed, Oct 28 | Alaska Airlines
        PLN 595
        56% off
        PLN 1,346 PLN 595
      • PHX 4:58 PM
        10h 46m
        1 stop
        IAD 5:44 AM
        Phoenix - Washington D.C. | Mon, Nov 16 | Alaska Airlines
        PLN 605
        55% off
        PLN 1,346 PLN 605
      • PHX 4:13 PM
        10h 27m
        1 stop
        IAD 5:40 AM
        Phoenix - Washington D.C. | Tue, Nov 3 | Alaska Airlines
        PLN 617
        54% off
        PLN 1,346 PLN 617
      • PHX 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Phoenix - Washington D.C. | Thu, Oct 8 | Normal Airline
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Displayed flight fares from Phoenix Sky Harbor International Airport to Dulles International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Phoenix Sky Harbor International Airport to Dulles International Airport

What is the cheapest month for one-way flights from Phoenix Sky Harbor International Airport to Dulles International Airport?

Data is based on average one-way flight prices from Phoenix Sky Harbor International Airport to Dulles International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Phoenix Sky Harbor International Airport to Dulles International Airport, the best time to buy is in March, with an average price of PLN 559. You’ll want to avoid November, when the average price can reach as high as PLN 2,405.

PLN 2,405
PLN 1,482
PLN 559
0
    Cheapest
  • PLN 1,737
    Oct
  • PLN 2,405
    Nov
  • PLN 844
    Dec
  • PLN 637
    Jan
  • PLN 1,037
    Feb
  • PLN 559
    Mar
  • PLN 1,500
    Apr
  • PLN 760
    May
  • PLN 947
    Jun
  • PLN 1,637
    Jul
  • PLN 983
    Aug
  • PLN 959
    Sep

What is the cheapest day of the week to fly from Phoenix Sky Harbor International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average ticket prices from Phoenix Sky Harbor International Airport to Dulles International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Phoenix Sky Harbor International Airport to Dulles International Airport is Friday, with average fares typically lower than other days. You’ll want to avoid flying on Saturday, as ticket prices are usually the highest that day.

PLN 1,679
PLN 1,153
PLN 626
PLN 100
    Cheapest
  • PLN 931
    Mon
  • PLN 909
    Tue
  • PLN 1,171
    Wed
  • PLN 1,097
    Thu
  • PLN 626
    Fri
  • PLN 1,679
    Sat
  • PLN 1,075
    Sun

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

The cheapest airline flying from Phoenix Sky Harbor International Airport to Dulles International Airport is Frontier Airlines (from PLN 497) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From PLN 497
Alaska Airlines
From PLN 595
Delta Air Lines
From PLN 607
American Airlines
From PLN 781
Sun Country Airlines
From PLN 890
United Airlines
From PLN 970

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. F93284

    Phoenix Sky Harbor International Airport

    12:05 PM

    PHX

    2h 31m

    Nonstop

    3:36 PM

    DFW

    - - - W T - -
    Search

  2. F93208

    Dallas Fort Worth International Airport

    5:06 PM

    DFW

    2h 55m

    Nonstop

    9:01 PM

    IAD

    S M T - T F -

  3. F93983

    Phoenix Sky Harbor International Airport

    3:11 PM

    PHX

    1h 15m

    Nonstop

    3:26 PM

    LAS

    - - - W T F S
    Search

  4. F93494

    Harry Reid Intl. Airport

    10:14 PM

    LAS

    4h 28m

    Nonstop

    5:42 AM

    IAD

    S M T W T F S

  5. F91086

    Phoenix Sky Harbor International Airport

    11:00 PM

    PHX

    4h 6m

    Nonstop

    6:06 AM

    MCO

    S - - W T F S
    Search

  6. F94230

    Orlando Intl. Airport

    8:06 AM

    MCO

    2h 11m

    Nonstop

    10:17 AM

    IAD

    S M T W T F S

  7. AS637

    Phoenix Sky Harbor International Airport

    11:50 AM

    PHX

    3h 8m

    Nonstop

    1:58 PM

    SEA

    S M T W T F S
    Search

  8. AS366

    Seattle Tacoma Intl. Airport

    3:56 PM

    SEA

    5h 3m

    Nonstop

    11:59 PM

    IAD

    S M T W T F S

  9. AS603

    Phoenix Sky Harbor International Airport

    11:46 AM

    PHX

    3h 23m

    Nonstop

    2:09 PM

    SEA

    S M T W T F S
    Search

  10. AS366

    Seattle Tacoma Intl. Airport

    3:56 PM

    SEA

    5h 3m

    Nonstop

    11:59 PM

    IAD

    S M T W T F S

  11. AS611

    Phoenix Sky Harbor International Airport

    1:44 PM

    PHX

    3h 12m

    Nonstop

    3:56 PM

    SEA

    S M T W T F S
    Search

  12. AS367

    Seattle Tacoma Intl. Airport

    9:36 PM

    SEA

    5h 4m

    Nonstop

    5:40 AM

    IAD

    S - - W T - S

  13. F91019

    Phoenix Sky Harbor International Airport

    8:30 AM

    PHX

    1h 8m

    Nonstop

    8:38 AM

    LAS

    S M T W T F S
    Search

  14. F93494

    Harry Reid Intl. Airport

    10:14 PM

    LAS

    4h 28m

    Nonstop

    5:42 AM

    IAD

    S M T W T F S
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About Phoenix Sky Harbor International Airport and Dulles International Airport

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

Flight distance 3,144.75 km
Cheapest one-way ticket price PLN 401
Cheapest return ticket price PLN 628

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

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

    Phoenix Sky Harbor International Airport to Dulles International Airport takes about 4 hours 20 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Phoenix Sky Harbor International Airport (PHX) to Dulles International Airport (IAD).
  • The earliest flight from Phoenix Sky Harbor International Airport to Dulles International Airport departs at 08:45, and the last departs at 14:05, with about 4 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Phoenix Sky Harbor International Airport (PHX) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around PLN 1,575 in October, the most expensive month to book this route.
  • The earliest flight departs from Phoenix Sky Harbor International Airport (PHX) at 08:45 and arrives in Dulles International Airport (IAD) at 16:12.
  • The latest flight departs from Phoenix Sky Harbor International Airport (PHX) at 20:34 and arrives in Dulles International Airport (IAD) at 07:31.
  • United Airlines is a very popular airline operating an average of 1777 flights per month.
  • One-way flights from Phoenix Sky Harbor International Airport to Dulles International Airport currently start from PLN 401, and round-trip fares start from PLN 628. The current lowest fare is a Frontier Airlines flight departing on Sat, Oct 24; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Phoenix Sky Harbor International Airport to Dulles International Airport, with an average flight time of 4 hours 49 minutes, and around 22 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 Phoenix Sky Harbor International Airport to Dulles International Airport is PLN 1,046. Prices may vary depending on the departure date, airline, and availability.
  • Phoenix Sky Harbor International Airport to Dulles International Airport operates around 21 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Phoenix Sky Harbor International Airport and Dulles 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.