Cheap flights from Phoenix to Dulles Intl (PHX - IAD)

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How to find the cheapest flight from
Phoenix (PHX) to Dulles Intl (IAD)

All the information you need to plan the best PHX to IAD flight in 2021: compare Phoenix to Dulles Intl flight prices with the expected peak season, weather and rainfall in Dulles Intl.
PH1 - IAD
Price
$186 - $419
IAD
Temperature
35.6 - 80.6 °F
IAD
Precipitation
2.6 - 4 inches

Popular in

March

High demand for flights, 18% potential price rise

Cheapest in

August

Best time to find cheap flights, 46% potential price drop

Round-trip from

$186

From Phoenix to Washington Dulles Intl

One-way from

$143

One-way flight from Phoenix to Washington Dulles Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Phoenix to Washington Dulles Intl Airport?

Due to multiple factors, expect to potentially pay more when booking in April. For low rates, August can be a great choice for travel to Washington Dulles Intl Airport. Flights to Washington Dulles Intl Airport from Phoenix in August are about $344 on average during August, but can be found for as low as $109.

How far in advance should I book a flight from Phoenix to Washington Dulles Intl Airport?

To save on the cost of your flight from Phoenix to Washington Dulles Intl Airport, book at least 19 days before your planned departure. Booking around this time can save you about 5% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $334 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $357.

When is the cheapest time to fly from Phoenix to Washington Dulles Intl Airport (PH1 - IAD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phoenix to Washington Dulles Intl Airport as you normally would.

Cheap flights from Phoenix to Dulles Intl in October, November 2021

The best prices found for PHX to IAD flights for October, November
15 Nov - 16 Nov
$196pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
PHX
Phoenix Sky Harbor Intl
15 Nov - 16 Nov
$224pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
   
2 STOPS
PHX
Phoenix Sky Harbor Intl
18 Nov - 2 Dec
$267pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl

Phoenix to Dulles Intl 2021 flight deals

Cheap flights to Dulles Intl from Phoenix found for this year
15 Nov - 16 Nov
$196pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
PHX
Phoenix Sky Harbor Intl
15 Nov - 16 Nov
$224pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
   
2 STOPS
PHX
Phoenix Sky Harbor Intl
9 Dec - 14 Dec
$237pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl

Non-stop flights to Dulles Intl from Phoenix

Save time with Phoenix to Dulles Intl direct flight deals
9 Dec - 14 Dec
$237pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
2 Dec - 5 Dec
$257pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
18 Nov - 2 Dec
$267pp
PHX
Phoenix Sky Harbor Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl

Last minute flights from Phoenix to Dulles Intl

Late deals on round-trip flights to Dulles Intl from Phoenix, departing today and this week
4 Nov - 7 Nov
$327pp
PHX
Phoenix Sky Harbor Intl
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
PHX
Phoenix Sky Harbor Intl
2 Nov - 13 Nov
$334pp
PHX
Phoenix Sky Harbor Intl
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
4 Nov - 7 Nov
$340pp
PHX
Phoenix Sky Harbor Intl
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl

One-way flights to Dulles Intl from Phoenix

The cheapest one-way flights from Phoenix to Dulles Intl
11:21 am - 7:09 pm
Major Airline
1 Stop
5h 48m
PHX - IAD
Major Airline
$143
StudentUniverse
2:00 am - 12:50 pm
Alaska Airlines
1 Stop
8h 50m
PHX - IAD
Alaska Airlines
1:05 am - 12:44 pm
American Airlines
2 Stops
9h 39m
PHX - IAD
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Phoenix</span> to <span class="emphasized">Dulles Intl</span> flights.

Flight FAQs

From Phoenix to Dulles Intl

Which airlines flying from Phoenix to Washington Dulles Intl have flexible cancellations due to COVID-19?

United Airlines, Frontier, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Phoenix to Washington Dulles Intl Airport for under $200 on Cheapflights?

Yes, there are multiple flights from Phoenix to Washington Dulles Intl Airport for under $200. The cheapest flight booked recently is on United Airlines for just $196, but on average you can expect to pay $256.

Are there nonstop flights from Phoenix to Washington Dulles Intl Airport for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Phoenix to Washington Dulles Intl Airport under $300. A good price for a nonstop flight from Phoenix to Washington Dulles Intl Airport is less than $307.

Are there last-minute flights available from Phoenix to Washington Dulles Intl Airport for under $400?

There are currently 20+ open flights from Phoenix to Washington Dulles Intl Airport within the next 7 days for less than $400.

What days are nonstop flights available from Phoenix to Washington Dulles Intl Airport?

Nonstop flights can be found on the following days: Monday, Wednesday, Thursday, Saturday.

How many flights depart from Phoenix to Washington Dulles Intl Airport on average per day?

On average 10 flights depart from Phoenix to Washington Dulles Intl Airport per day.
Morning (6am - Noon) - 60% of flight departures
Afternoon (Noon - 6pm) - 20% of flight departures
Evening (6pm - Midnight) - 20% of flight departures

How long is the flight from Phoenix to Washington Dulles Intl Airport?

United Airlines, American Airlines, and Delta can get you from Phoenix to Washington Dulles Intl Airport in just under 4h 11m. Your travel time can differ by up to 4h 06m. There are 1963 mi between Phoenix and Washington Dulles Intl Airport. This flight may include one or multiple stops.

What are the cheapest airlines flying from Phoenix to Washington Dulles Intl Airport round-trip?

Our cheapest airline available from Phoenix to Washington Dulles Intl Airport is United Airlines. Our recent data shows that you can find tickets from as low as $196 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $252 and $275 round-trip. United Airlines is 42% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Phoenix to Washington Dulles Intl Airport one-way?

The cheapest airlines for a one-way flight from Phoenix to Washington Dulles Intl Airport are Frontier ($107), Delta ($128), and Major Airline ($142).

What are the most popular airlines that fly from Phoenix to Washington Dulles Intl Airport?

When booking a flight from Phoenix to Washington Dulles Intl Airport, you may want to consider flying on Major Airline, American Airlines or Delta as they are the most popular for this route.

What are the cheapest flights from Phoenix to Washington Dulles Intl Airport?

On average you can expect to pay $804 for a flight from Phoenix to Washington Dulles Intl Airport. The cheapest flight overall is $100 while the most popular route, (Phoenix Sky Harbor Intl - Washington Dulles Intl) is currently priced at $255.

What are the most reliable airlines from Phoenix to Washington Dulles Intl Airport?

The top 3 most reliable airlines when flying from Phoenix to Washington Dulles Intl Airport are United Airlines (93%), Avianca (90%) and Austrian Airlines (87%).

COVID Restrictions

View COVID Travel Restrictions for Dulles Intl (IAD)

Do I need a COVID test to fly to Dulles Intl from Phoenix?

Information is based on travel restrictions for travel to Washington Dulles Intl within the United States

Most visitors from Phoenix need to provide a negative COVID-19 test result and/or quarantine to enter Washington Dulles Intl.

COVID-19 testing requirements
Visitors from Phoenix must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from Phoenix are not required to quarantine after entering Washington Dulles Intl.

Do I need a test to fly back to Phoenix from Dulles Intl?

Returning to Phoenix from Washington Dulles Intl

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Phoenix.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering Phoenix.

Hide COVID Travel Restrictions for Dulles Intl (IAD)

Alternative routes for Phoenix to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Dulles Intl

Things to know before you go - useful duration and weather info for your trip from Phoenix to Dulles Intl.
Flight duration from Phoenix to Washington Dulles Intl
4h 40m
Average temperature for October in Dulles Intl
69.8 °F
Avg rainfall for October in Dulles Intl
3.8 ″

Airports servicing Phoenix

Phoenix-Mesa Gateway (AZA)

Airports servicing Washington

Top 6 airlines flying from Phoenix to Washington Dulles Intl

The chart below displays the airlines Cheapflights users traveling from Phoenix to Dulles Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$122 $233 No cancel fee 62%
Sun Country Air
$136 $266 No cancel fee 83%
Delta
$188 $387 No cancel fee N/A
American Airlines
$188 $403 No cancel fee 71%
United Airlines
$202 $424 No cancel fee 69%
Spirit Airlines
$215 $296 No cancel fee 65%

Hourly flight availability from Phoenix to Dulles Intl

See what time of day planes typically take off from Phoenix towards Dulles Intl.
Morning 6 AM to noon 70% of PHX to IAD departures
Early morning Midnight to 6 AM 30% of PHX to IAD departures
Afternoon Noon to 6 PM 0% of PHX to IAD departures
Evening 6 PM to midnight 0% of PHX to IAD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Phoenix to Dulles Intl
See how many times per day planes take to the skies headed from Phoenix to Dulles Intl.
Sunday
0 flights
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
6 daily flights
Friday
7 daily flights
Saturday
0 flights
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