Cheap Flight Tickets from Phoenix (PHX) to Washington (IAD), Starting at $473

Good to Know: Cheapest and Fastest PHX - IAD Flights

Useful information for finding best airline tickets from Phoenix Sky Harbor International to Washington Dulles International on your next trip.

Cheapest Round Trip Flight

$473

F9 Frontier Airlines • 1 stop • 32h 6m

Nov 20 – Nov 24

The cheapest round trip flight from Phoenix to Washington (PHX-IAD-PHX) is currently $473

🔍 Search Flights

Cheapest Direct Flight

$704

UA United Airlines • nonstop • 6h 55m

Nov 20

The cheapest nonstop flight from Phoenix to Washington (PHX-IAD) is currently $704

🔍 Search Flights

Fastest Flight

6h 49m

The fastest nonstop flight from Phoenix to Washington (PHX-IAD) takes 6h 49m

Latest Flight Deals from Phoenix (PHX) to Washington (IAD)

Compare and book low fare round-trip air tickets from Phoenix to Washington. Ideal for travelers with confirmed return itineraries.

Nov 20 - Nov 24, Economy
F9
Phoenix → Washington
32h 6m
11:14 PM - 8:40 PM • 1 stop
F9
Phoenix → Washington
12h 20m
1:09 PM - 6:49 PM • 1 stop
$473
Frontier Airlines
Nov 20 - Nov 24, Economy
F9
Phoenix → Washington
10h 56m
12:05 PM - 9:01 PM • 1 stop
F9
Phoenix → Washington
22h 4m
1:09 PM - 12:33 AM • 1 stop
$473
Frontier Airlines
Nov 20 - Nov 24, Economy
DL
Phoenix → Washington
10h 32m
9:45 AM - 6:17 PM • 1 stop
DL
Phoenix → Washington
13h 29m
5:16 PM - 11:25 PM • 1 stop
$550
Delta Airlines
Nov 20 - Nov 24, Economy
AA
Phoenix → Washington
9h 18m
1:01 AM - 8:59 AM • 1 stop
AA
Phoenix → Washington
11h 46m
8:07 PM - 1:13 AM • 1 stop
$704
American Airlines
Nov 20 - Nov 24, Economy
UA
Phoenix → Washington
6h 55m
3:08 PM - 9:23 PM • nonstop
UA
Phoenix → Washington
8h 38m
5:46 PM - 9:04 PM • nonstop
$704
United Airlines
Nov 20 - Nov 24, Economy
UA
Phoenix → Washington
6h 53m
8:50 AM - 3:03 PM • nonstop
UA
Phoenix → Washington
12h 13m
5:20 PM - 10:53 PM • 1 stop
$704
United Airlines

Fly from Phoenix to Washington with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Phoenix to Washington? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Phoenix to Washington Flights

What are the airports in Phoenix?
PHX
What’s the most popular airline flying from PHX to IAD?
The most popular airline flying from Phoenix to Washington are
Can I fly from PHX to IAD non-stop?
Yes, you can fly PHX to IAD non-stop on
Which airlines fly nonstop between Phoenix and Washington?
The non-stop flights between Phoenix and Washington are .
What’s the earliest departure time from PHX to IAD Airport?
The earliest flight leaves PHX at 1:01 am and lands in IAD - Washington Dulles International
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my Phoenix to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from PHX to IAD?
Read the fare rules of the Phoenix to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Phoenix and Washington?
operate flights between Phoenix and Washington
How long does a flight from Phoenix to Washington take?
It takes approximately 5 hour to fly non-stop from PHX to IAD, which is 1956.23 miles by air.
Which airlines provide the cheapest flights from Phoenix (PHX) to Washington (IAD) ?
In the past couple of days, the cheapest tickets to IAD from PHX were found on F9 : USD 473
Do I need a passport to fly between PHX and IAD?
No
What’s the latest departure time from PHX to IAD ?
The last flight leaves PHX at 11:59 pm

Phoenix (PHX) to Washington (IAD): Airport Information

Origin Airport Phoenix Sky Harbor International , Phoenix, US
Destination Airport Washington Dulles International , Washington, US
Distance 1956 miles

More Flight Options for Phoenix (PHX) and Washington (IAD)

Why Fareleaders for PHX to IAD Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on Phoenix to Washington flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on PHX to IAD flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of Phoenix to Washington flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the Phoenix (PHX) to Washington (IAD)
Terms and Conditions*