Cheap flights from Phoenix to Washington, D.C. from $103
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Washington, D.C. departing on 9/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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United Airlines flights from Phoenix to Washington, D.C. Dulles Intl Airport
Our best United Airlines deals on Phoenix to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines![United Airlines]()
Jun 30![United Airlines]()
Jul 4
PHX11:35 pmPhoenix Sky Harbor Intl
4h 23m
IAD6:58 amWashington, D.C. Dulles Intl
IAD8:30 amWashington, D.C. Dulles Intl
9h 43m
1 stop
PHX3:13 pmPhoenix Sky Harbor Intl
United Airlines![United Airlines]()
Jun 30![United Airlines]()
Jul 4
PHX6:45 pmPhoenix Sky Harbor Intl
7h 39m
1 stop
IAD5:24 amWashington, D.C. Dulles Intl
IAD6:35 amWashington, D.C. Dulles Intl
7h 34m
1 stop
PHX11:09 amPhoenix Sky Harbor Intl
Delta flights from Phoenix to Washington, D.C. Dulles Intl Airport
Our best Delta deals on Phoenix to Washington, D.C. Dulles Intl Airport flight tickets
Delta![Delta]()
Aug 16![Delta]()
Aug 20
PHX6:05 amPhoenix Sky Harbor Intl
7h 25m
1 stop
IAD4:30 pmWashington, D.C. Dulles Intl
IAD6:00 amWashington, D.C. Dulles Intl
9h 27m
1 stop
PHX12:27 pmPhoenix Sky Harbor Intl
Delta![Delta]()
Aug 11![Delta]()
Aug 20
PHX11:59 pmPhoenix Sky Harbor Intl
6h 13m
1 stop
IAD9:12 amWashington, D.C. Dulles Intl
IAD10:07 amWashington, D.C. Dulles Intl
7h 10m
1 stop
PHX2:17 pmPhoenix Sky Harbor Intl
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Phoenix to Washington, D.C. Dulles Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
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Other information
What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?
In general, August is the cheapest month to fly from Phoenix to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $328. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $364.
What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?
Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $476. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix to Washington, D.C. Dulles Intl Airport for around $741.
What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?
Flying to Washington, D.C. Dulles Intl Airport from Phoenix in the evening is the least expensive time of day to depart. momondo users have found prices as low as $436 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $783 on average. Flights to Washington, D.C. Dulles Intl Airport from Phoenix at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Phoenix to Washington, D.C. Dulles Intl flight route?
Fly from Phoenix Sky Harbor Intl to Washington, D.C. Dulles Intl for the best Phoenix - Washington, D.C. Dulles Intl flight prices
How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?
You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Phoenix when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $392 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Phoenix for as low as $287 on momondo.
What cabin class options are available on Phoenix to Washington, D.C. Dulles Intl flights?
There are 4 cabin classes available to choose from on Phoenix to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Phoenix to Washington, D.C. Dulles Intl?
Allegiant Air, Southwest, and Hawaiian Airlines are the most popular carriers operating from Phoenix to Washington, D.C. Dulles Intl
What airlines fly to Washington, D.C. Dulles Intl Airport?
United Airlines, Southwest and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Phoenix according to our data. United Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 5 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Phoenix to Washington, D.C. Dulles Intl Airport on average per day?
As of June 2025, 5 flights take off from Phoenix and land in Washington, D.C. Dulles Intl Airport each day. The most common flight departure time for this route is 8:00AM, with 88% of daily flights taking off at noon.
How many flights depart from Phoenix to Washington, D.C. Dulles Intl Airport on average per week?
As of June 2025, there are 41 flights per week flying from Phoenix to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Tue, with 17% of flights taking off on this day.
Cheap Phoenix to Washington, D.C. Dulles Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Phoenix to Washington, D.C. Dulles Intl Airport
How far is Phoenix to Washington, D.C. Dulles Intl by plane?
Phoenix and Washington, D.C. Dulles Intl are 1954.1 mi apart from one another. In terms of flight time, this usually takes a little over 4h 05m.
When did momondo last update prices for flights from Phoenix to Washington, D.C. Dulles Intl Airport?
Prices for flights from Phoenix to Washington, D.C. Dulles Intl Airport are updated daily.
How many operators does momondo search for flights from Phoenix to Washington, D.C. Dulles Intl Airport?
There are 5 operators available for flights from Phoenix to Washington, D.C. Dulles Intl Airport as of June 2025.
How old do you have to be to fly from Phoenix to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Phoenix to Washington, D.C. Dulles Intl Airport
Compare and see reviews for airlines that fly from Phoenix to Washington, D.C. Dulles Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $146 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $260 | Free Cancellation | Rating 8.0 4,287 reviews | |||
| PriceFrom $268 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $276 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $376 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsAlexandria
Gettysburg
Arlington
National Harbor
Winchester
Laurel
Woodbridge
Silver Spring
Tysons
Waldorf
Fredericksburg
Manassas
Harpers Ferry
Gaithersburg
Towson
Rockville
Fairfax
Linthicum Heights
Glen Burnie
Reston
Why use momondo?
Why should I use momondo to find a flight deal from Phoenix to Washington, D.C.?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Phoenix.
Can I find flights from Phoenix to Washington, D.C. with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Washington, D.C. from Phoenix with this policy.
How can momondo help me find flights from Phoenix to Washington, D.C.?
Once all potential Phoenix to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Phoenix to Washington, D.C. right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Phoenix to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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