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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 €113 and round-trip from €181. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        PHX 14:05
        4h 22m
        Direct
        IAD 21:27
        Phoenix - Washington D.C. | Sat, Oct 24 | United Airlines
        IAD 12:55
        5h 13m
        Direct
        PHX 15:08
        Washington D.C. - Phoenix | Sat, Oct 31 | United Airlines
        €349 €481
        27% off
        27% off
        €481 €349
      • PHX 23:59
        4h 9m
        Direct
        IAD 06:08
        Phoenix - Washington D.C. | Wed, Nov 4 | United Airlines
        IAD 17:46
        5h 18m
        Direct
        PHX 21:04
        Washington D.C. - Phoenix | Tue, Nov 10 | United Airlines
        €351 €481
        27% off
        27% off
        €481 €351
      • PHX 08:16
        19h 4m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        IAD 12:31
        13h 29m
        1 stop
        PHX 23:00
        Washington D.C. - Phoenix | Fri, Oct 30 | Frontier Airlines
        €181 €481
        62% off
        62% off
        €481 €181
      • PHX 19:38
        7h 42m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        IAD 06:00
        15h 33m
        1 stop
        PHX 18:33
        Washington D.C. - Phoenix | Mon, Oct 26 | Frontier Airlines
        €198
        59% off
        €481 €198
      • PHX 19:38
        7h 42m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Sun, Oct 25 | Frontier Airlines
        DCA 18:00
        8h 42m
        1 stop
        PHX 23:42
        Washington D.C. - Phoenix | Mon, Nov 2 | Frontier Airlines
        €208
        56% off
        €481 €208
      • PHX 08:16
        19h 4m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Thu, Oct 15 | Frontier Airlines
        IAD 06:00
        9h 17m
        1 stop
        PHX 12:17
        Washington D.C. - Phoenix | Fri, Oct 23 | Frontier Airlines
        €214
        56% off
        €481 €214
      • PHX 08:16
        19h 4m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        IAD 06:00
        9h 17m
        1 stop
        PHX 12:17
        Washington D.C. - Phoenix | Fri, Oct 23 | Frontier Airlines
        €219
        54% off
        €481 €219
      • PHX 16:34
        10h 46m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        DCA 18:00
        8h 42m
        1 stop
        PHX 23:42
        Washington D.C. - Phoenix | Thu, Oct 29 | Frontier Airlines
        €219
        54% off
        €481 €219
      • PHX 22:12
        9h 5m
        1 stop
        IAD 10:17
        Phoenix - Washington D.C. | Sun, Oct 18 | Frontier Airlines
        IAD 06:00
        9h 17m
        1 stop
        PHX 12:17
        Washington D.C. - Phoenix | Mon, Oct 26 | Frontier Airlines
        €219
        54% off
        €481 €219
      • PHX 14:49
        12h 31m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Oct 12 | Frontier Airlines
        IAD 06:00
        9h 23m
        1 stop
        PHX 12:23
        Washington D.C. - Phoenix | Thu, Oct 15 | Frontier Airlines
        €220
        54% off
        €481 €220
      • PHX 19:38
        7h 42m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Oct 26 | Frontier Airlines
        DCA 18:00
        8h 42m
        1 stop
        PHX 23:42
        Washington D.C. - Phoenix | Thu, Oct 29 | Frontier Airlines
        €224
        53% off
        €481 €224
      • PHX 20:39
        6h 41m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Thu, Oct 8 | Frontier Airlines
        IAD 06:00
        9h 23m
        1 stop
        PHX 12:23
        Washington D.C. - Phoenix | Thu, Oct 15 | Frontier Airlines
        €227
        53% off
        €481 €227
      • PHX 08:08
        19h 12m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Sat, Oct 10 | Frontier Airlines
        DCA 07:00
        11h 13m
        1 stop
        PHX 15:13
        Washington D.C. - Phoenix | Wed, Oct 14 | Frontier Airlines
        €230
        52% off
        €481 €230
      • PHX 20:39
        6h 41m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Fri, Oct 9 | Frontier Airlines
        IAD 06:00
        9h 17m
        1 stop
        PHX 12:17
        Washington D.C. - Phoenix | Fri, Oct 16 | Frontier Airlines
        €230
        52% off
        €481 €230
      • PHX 13:00
        17h 25m
        1 stop
        WAS 14:00
        Phoenix - Washington D.C. | Thu, Oct 8 | Normal Airline
        WAS 15:00
        6h
        Direct
        PHX 16:00
        Washington D.C. - Phoenix | Sat, Oct 10 | Normal Airline
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      • Cheapest nonstop
        PHX 23:59
        4h 9m
        Direct
        IAD 06:08
        Phoenix - Washington D.C. | Fri, Nov 13 | United Airlines
        €199 €288
        31% off
        31% off
        €288 €199
      • PHX 11:35
        9h 9m
        Direct
        IAD 22:44
        Phoenix - Washington D.C. | Thu, Nov 5 | United Airlines
        €210 €288
        27% off
        27% off
        €288 €210
      • PHX 19:38
        7h 42m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Oct 12 | Frontier Airlines
        €113 €288
        61% off
        61% off
        €288 €113
      • PHX 19:38
        7h 42m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Oct 26 | Frontier Airlines
        €116
        60% off
        €288 €116
      • PHX 20:39
        6h 41m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Fri, Oct 9 | Frontier Airlines
        €116
        60% off
        €288 €116
      • PHX 22:12
        9h 5m
        1 stop
        IAD 10:17
        Phoenix - Washington D.C. | Wed, Oct 21 | Frontier Airlines
        €124
        56% off
        €288 €124
      • PHX 11:31
        6h 41m
        1 stop
        IAD 20:12
        Phoenix - Washington D.C. | Fri, Dec 4 | Frontier Airlines
        €125
        56% off
        €288 €125
      • PHX 11:31
        6h 41m
        1 stop
        IAD 20:12
        Phoenix - Washington D.C. | Thu, Dec 3 | Frontier Airlines
        €126
        56% off
        €288 €126
      • PHX 11:31
        6h 41m
        1 stop
        IAD 20:12
        Phoenix - Washington D.C. | Sat, Dec 5 | Frontier Airlines
        €126
        56% off
        €288 €126
      • PHX 12:30
        14h 40m
        1 stop
        IAD 05:10
        Phoenix - Washington D.C. | Mon, Nov 23 | Frontier Airlines
        €129
        55% off
        €288 €129
      • PHX 16:58
        10h 46m
        1 stop
        IAD 05:44
        Phoenix - Washington D.C. | Thu, Nov 5 | Alaska Airlines
        €134
        53% off
        €288 €134
      • PHX 19:48
        12h 48m
        1 stop
        IAD 11:36
        Phoenix - Washington D.C. | Wed, Oct 28 | Frontier Airlines
        €134
        53% off
        €288 €134
      • PHX 09:02
        11h 57m
        1 stop
        IAD 23:59
        Phoenix - Washington D.C. | Mon, Oct 26 | Alaska Airlines
        €136
        53% off
        €288 €136
      • PHX 08:00
        7h 40m
        1 stop
        IAD 17:40
        Phoenix - Washington D.C. | Mon, Nov 9 | Alaska Airlines
        €139
        52% off
        €288 €139
      • PHX 13:00
        17h 25m
        1 stop
        WAS 14:00
        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 data.

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

What is the cheapest month 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 one-way ticket prices from Phoenix Sky Harbor International Airport to Dulles International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Phoenix Sky Harbor International Airport to Dulles International Airport are usually in March, with an average price of €127. It is best to avoid November, when the average price can reach €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 departure day from Phoenix Sky Harbor International Airport to Dulles International Airport is Friday, with average prices usually lower than other days. Avoid departing on Saturday as prices are typically highest on that day.

€382
€263
€143
€24
    Cheapest
  • €212
    Mon
  • €207
    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 €92) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €92
Alaska Airlines
From €133
Delta Air Lines
From €167
American Airlines
From €178
United Airlines
From €208
Sun Country Airlines
From €282

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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

    PHX

    2h 31m

    Direct

    15:36

    DFW

    - - - W T - -
    Search

  2. F93208

    Dallas Fort Worth International Airport

    17:06

    DFW

    2h 55m

    Direct

    21:01

    IAD

    S M T - T F -

  3. F93983

    Phoenix Sky Harbor International Airport

    15:11

    PHX

    1h 15m

    Direct

    15:26

    LAS

    - - - W T F S
    Search

  4. F93494

    Harry Reid International Airport

    22:14

    LAS

    4h 28m

    Direct

    05:42

    IAD

    S M T W T F S

  5. F91086

    Phoenix Sky Harbor International Airport

    23:00

    PHX

    4h 6m

    Direct

    06:06

    MCO

    S - - W T F S
    Search

  6. F94230

    Orlando International Airport

    08:06

    MCO

    2h 11m

    Direct

    10:17

    IAD

    S M T W T F S

  7. AS637

    Phoenix Sky Harbor International Airport

    11:50

    PHX

    3h 8m

    Direct

    13:58

    SEA

    S M T W T F S
    Search

  8. AS366

    Seattle-Tacoma International Airport

    15:56

    SEA

    5h 3m

    Direct

    23:59

    IAD

    S M T W T F S

  9. AS603

    Phoenix Sky Harbor International Airport

    11:46

    PHX

    3h 23m

    Direct

    14:09

    SEA

    S M T W T F S
    Search

  10. AS366

    Seattle-Tacoma International Airport

    15:56

    SEA

    5h 3m

    Direct

    23:59

    IAD

    S M T W T F S

  11. AS611

    Phoenix Sky Harbor International Airport

    13:44

    PHX

    3h 12m

    Direct

    15:56

    SEA

    S M T W T F S
    Search

  12. AS367

    Seattle-Tacoma International Airport

    21:36

    SEA

    5h 4m

    Direct

    05:40

    IAD

    S - - W T - S

  13. F91019

    Phoenix Sky Harbor International Airport

    08:30

    PHX

    1h 8m

    Direct

    08:38

    LAS

    S M T W T F S
    Search

  14. F93494

    Harry Reid International Airport

    22:14

    LAS

    4h 28m

    Direct

    05:42

    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 3,144.75km
Cheapest one-way ticket price €113
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.
  • 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 €113, and round-trip fares start from €181. The current lowest fare is a Frontier Airlines flight departing on Mon, Oct 12; 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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