$143 Cheap Flights from Phoenix to Washington

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Sky Harbor Intl. to Washington Dulles Intl.

Amazing PHX to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $268 round trip and $143 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for PHX to IAD

CarrierFlightDepart PHXArrive IADFri
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Stops
UA213309:45 am03:51 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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UA202703:00 pm09:06 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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UA175009:01 am03:01 pm
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UA206211:27 pm05:30 am
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Frequently asked questions

Can I catch a flight from Phoenix Sky Harbor Intl. Airport to IAD right now?
It’s prudent to find out about any quarantine requirements and travel advice reports in place in your destination. Ensure you visit the Covid-19 Travel Advisor for up-to-date information on catching a flight to Washington Dulles Intl. Airport (IAD).
Are there direct flights from Phoenix Sky Harbor Intl. Airport to IAD?
If you want to get stuck into your plans in Sterling, look into United Airlines. They offer nonstop services from Sky Harbor Intl. Airport (PHX) to IAD.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to IAD, please visit our Customer Service Portal.
How long is the flight from PHX to IAD?
The flight between Phoenix Sky Harbor Airport and Dulles Intl. Airport is ordinarily around 6 hours and 23 minutes. Make your journey more enjoyable by saving a few shows on your laptop or tablet and enjoying them with your seat fully reclined.
What is the flight distance from PHX to IAD?
With a flight distance of 1,950 mi separating Sky Harbor Intl. Airport (PHX) and Dulles Intl. Airport, you’re going to be up in the air for a decent amount of time. It’s a great chance to get engrossed in a movie, get some work out of the way or just relax with a novel.
What airlines fly from Phoenix Sky Harbor Intl. Airport to Washington Dulles Intl. Airport (IAD)?
Want to fly direct from Phoenix to Sterling? You’re in luck. United Airlines offers as many as 30 flights each month and is a popular choice with many savvy travelers.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with United Airlines, Delta or American Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From Sky Harbor Intl.
Traveling To Washington Dulles Intl.
Shortest Flight Time 4 hours 0 mins
Earliest Departure Time 9:01AM MST
Latest Departure Time 11:27PM MST
Lowest Flight Price $268

Route Info

Flight path for flights from Phoenix Sky Harbor International Airport to Washington Dulles International Airport.

Distance:
2,129.00 miles

Discover our best flights from Phoenix PHX to Washington IAD. 

With 19 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Phoenix PHX to Washington IAD at the right price  

Airfares to Washington IAD from Phoenix PHX currently cost between $268 and $318. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Phoenix PHX to Washington IAD 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Phoenix PHX to Washington IAD on Travelocity starting at $143. Prices and availability subject to change. Additional terms may apply. 

 

Get to Washington IAD from Phoenix PHX quicker with direct flights. 

Get to Washington faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to IAD from PHX to take around 4 hour(s) 0 min(s).  

 

Find our cheapest airfares for flights from Phoenix PHX to Washington IAD

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to IAD from PHX. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Phoenix PHX to Washington IAD today 

If you’re flexible about when you travel, January is usually the cheapest month to fly from Phoenix PHX to Washington IAD. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Washington IAD from Phoenix PHX 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to IAD from PHX have this option.  

 

Travel with confidence when you book flights to Washington IAD from Phoenix PHX with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.