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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 €92 and round-trip from €181. 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
        €349 €481
        27% off
        27% off
        €481 €349
      • 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
        €351 €481
        27% off
        27% off
        €481 €351
      • PHX 8:16 AM
        19h 4m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Wed, Oct 21 | Frontier Airlines
        IAD 12:31 PM
        13h 29m
        1 stop
        PHX 11:00 PM
        Washington D.C. - Phoenix | Wed, Oct 28 | Frontier Airlines
        €181 €481
        62% off
        62% off
        €481 €181
      • PHX 7:38 PM
        7h 42m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        IAD 6:00 AM
        15h 33m
        1 stop
        PHX 6:33 PM
        Washington D.C. - Phoenix | Sat, Oct 24 | Frontier Airlines
        €198
        59% off
        €481 €198
      • PHX 7:38 PM
        7h 42m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        DCA 6:00 PM
        8h 42m
        1 stop
        PHX 11:42 PM
        Washington D.C. - Phoenix | Sat, Oct 31 | Frontier Airlines
        €208
        56% off
        €481 €208
      • PHX 8:16 AM
        19h 4m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Tue, Oct 13 | Frontier Airlines
        IAD 6:00 AM
        9h 17m
        1 stop
        PHX 12:17 PM
        Washington D.C. - Phoenix | Wed, Oct 21 | Frontier Airlines
        €214
        56% off
        €481 €214
      • PHX 8:16 AM
        19h 4m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Thu, Oct 15 | Frontier Airlines
        IAD 6:00 AM
        9h 17m
        1 stop
        PHX 12:17 PM
        Washington D.C. - Phoenix | Wed, Oct 21 | Frontier Airlines
        €219
        54% off
        €481 €219
      • PHX 4:34 PM
        10h 46m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Tue, Oct 20 | Frontier Airlines
        DCA 6:00 PM
        8h 42m
        1 stop
        PHX 11:42 PM
        Washington D.C. - Phoenix | Tue, Oct 27 | Frontier Airlines
        €219
        54% off
        €481 €219
      • PHX 10:12 PM
        9h 5m
        1 stop
        IAD 10:17 AM
        Phoenix - Washington D.C. | Fri, Oct 16 | Frontier Airlines
        IAD 6:00 AM
        9h 17m
        1 stop
        PHX 12:17 PM
        Washington D.C. - Phoenix | Sat, Oct 24 | Frontier Airlines
        €219
        54% off
        €481 €219
      • PHX 2:49 PM
        12h 31m
        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 | Tue, Oct 13 | Frontier Airlines
        €220
        54% off
        €481 €220
      • PHX 7:38 PM
        7h 42m
        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 | Tue, Oct 27 | Frontier Airlines
        €224
        53% off
        €481 €224
      • PHX 8:08 AM
        19h 12m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Thu, Oct 8 | Frontier Airlines
        DCA 7:00 AM
        11h 13m
        1 stop
        PHX 3:13 PM
        Washington D.C. - Phoenix | Mon, Oct 12 | Frontier Airlines
        €230
        52% off
        €481 €230
      • PHX 8:39 PM
        6h 41m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Wed, Oct 7 | Frontier Airlines
        IAD 6:00 AM
        9h 17m
        1 stop
        PHX 12:17 PM
        Washington D.C. - Phoenix | Wed, Oct 14 | Frontier Airlines
        €230
        52% off
        €481 €230
      • PHX 7:38 PM
        7h 42m
        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 | Thu, Oct 22 | Frontier Airlines
        €232
        52% off
        €481 €232
      • 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
        €210 €306
        31% off
        31% off
        €306 €210
      • PHX 11:59 PM
        4h 9m
        Nonstop
        IAD 6:08 AM
        Phoenix - Washington D.C. | Wed, Nov 18 | United Airlines
        €223 €306
        27% off
        27% off
        €306 €223
      • PHX 8:16 AM
        19h 4m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        €92 €306
        70% off
        70% off
        €306 €92
      • PHX 7:38 PM
        7h 42m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Wed, Oct 28 | Frontier Airlines
        €116
        62% off
        €306 €116
      • PHX 8:39 PM
        6h 41m
        1 stop
        IAD 6:20 AM
        Phoenix - Washington D.C. | Sun, Oct 11 | Frontier Airlines
        €116
        62% off
        €306 €116
      • PHX 10:12 PM
        9h 5m
        1 stop
        IAD 10:17 AM
        Phoenix - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        €124
        59% off
        €306 €124
      • PHX 10:12 PM
        9h 5m
        1 stop
        IAD 10:17 AM
        Phoenix - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        €124
        59% off
        €306 €124
      • PHX 11:31 AM
        6h 41m
        1 stop
        IAD 8:12 PM
        Phoenix - Washington D.C. | Sat, Dec 5 | Frontier Airlines
        €126
        59% off
        €306 €126
      • PHX 12:30 PM
        14h 40m
        1 stop
        IAD 5:10 AM
        Phoenix - Washington D.C. | Wed, Nov 25 | Frontier Airlines
        €129
        57% off
        €306 €129
      • PHX 4:58 PM
        10h 46m
        1 stop
        IAD 5:44 AM
        Phoenix - Washington D.C. | Sat, Nov 7 | Alaska Airlines
        €134
        56% off
        €306 €134
      • PHX 7:48 PM
        12h 48m
        1 stop
        IAD 11:36 AM
        Phoenix - Washington D.C. | Fri, Oct 30 | Frontier Airlines
        €134
        56% off
        €306 €134
      • PHX 9:02 AM
        11h 57m
        1 stop
        IAD 11:59 PM
        Phoenix - Washington D.C. | Wed, Oct 28 | Alaska Airlines
        €136
        56% off
        €306 €136
      • PHX 4:58 PM
        10h 46m
        1 stop
        IAD 5:44 AM
        Phoenix - Washington D.C. | Mon, Nov 16 | Alaska Airlines
        €138
        55% off
        €306 €138
      • PHX 4:13 PM
        10h 27m
        1 stop
        IAD 5:40 AM
        Phoenix - Washington D.C. | Tue, Nov 3 | Alaska Airlines
        €141
        54% off
        €306 €141
      • 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 €127. You’ll want to avoid November, when the average price can reach as high as €547.

€547
€337
€127
0
    Cheapest
  • €395
    Oct
  • €547
    Nov
  • €192
    Dec
  • €145
    Jan
  • €236
    Feb
  • €127
    Mar
  • €341
    Apr
  • €173
    May
  • €215
    Jun
  • €372
    Jul
  • €224
    Aug
  • €218
    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.

€382
€263
€143
€24
    Cheapest
  • €212
    Mon
  • €212
    Tue
  • €266
    Wed
  • €250
    Thu
  • €143
    Fri
  • €382
    Sat
  • €245
    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 €113) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €113
Alaska Airlines
From €136
Delta Air Lines
From €138
American Airlines
From €178
Sun Country Airlines
From €203
United Airlines
From €221

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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. F91895

    Phoenix Sky Harbor International Airport

    3:11 PM

    PHX

    1h 15m

    Nonstop

    3:26 PM

    LAS

    S M T - - - -
    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. F93983

    Phoenix Sky Harbor International Airport

    3:11 PM

    PHX

    1h 15m

    Nonstop

    3:26 PM

    LAS

    - - - W T F S
    Search

  6. F93494

    Harry Reid Intl. Airport

    10:14 PM

    LAS

    4h 28m

    Nonstop

    5:42 AM

    IAD

    S M T W T F S

  7. F91086

    Phoenix Sky Harbor International Airport

    11:00 PM

    PHX

    4h 6m

    Nonstop

    6:06 AM

    MCO

    S - - W T F S
    Search

  8. F94230

    Orlando Intl. Airport

    8:06 AM

    MCO

    2h 11m

    Nonstop

    10:17 AM

    IAD

    S M T W T F S

  9. 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

  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. 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

  12. AS366

    Seattle Tacoma Intl. Airport

    3:56 PM

    SEA

    5h 3m

    Nonstop

    11:59 PM

    IAD

    S M T W T F S

  13. 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

  14. AS367

    Seattle Tacoma Intl. Airport

    9:36 PM

    SEA

    5h 4m

    Nonstop

    5:40 AM

    IAD

    S - - W T - S

  15. 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

  16. 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 €92
Cheapest return ticket price €181

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 €358 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 €92, and round-trip fares start from €181. 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 €238. 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.