£178 Cheap Flights from Washington D.C. (WASA) to Phoenix Sky Harbor (PHX)

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Flight deals from Washington D.C. to Phoenix Sky Harbor

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Phoenix Sky Harbor Airport? If you want to travel next month, return fares start from £185. Find the lowest prices on one-way and return tickets right here.

Phoenix.£69 per passenger.Departing Fri, 3 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Fri, 3 Jul, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £69, select.

Phoenix.£81 per passenger.Departing Tue, 25 Aug.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Tue, 25 Aug, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £81, select.

Phoenix.£93 per passenger.Departing Wed, 9 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Wed, 9 Sep, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £93, select.

Phoenix.£96 per passenger.Departing Wed, 24 Jun.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Wed, 24 Jun, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £96, select.

Phoenix.£97 per passenger.Departing Wed, 21 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Wed, 21 Oct, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £97, select.

Phoenix.£100 per passenger.Departing Wed, 18 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Wed, 18 Nov, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £100, select.

Phoenix.£101 per passenger.Departing Thu, 28 May.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Thu, 28 May, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £101, select.

Phoenix.£128 per passenger.Departing Tue, 25 Aug.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Tue, 25 Aug, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £128, select.

Phoenix.£128 per passenger.Departing Wed, 21 Oct.One-way flight with American Airlines.Outbound direct flight with American Airlines departs from Washington Ronald Reagan on Wed, 21 Oct, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £128, select.

Phoenix.£129 per passenger.Departing Wed, 9 Sep.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Wed, 9 Sep, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £129, select.

Phoenix.£130 per passenger.Departing Tue, 3 Nov.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Tue, 3 Nov, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £130, select.

Phoenix.£130 per passenger.Departing Wed, 15 Jul.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Wed, 15 Jul, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £130, select.

Phoenix.£140 per passenger.Departing Tue, 9 Jun.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Baltimore Washington International on Tue, 9 Jun, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £140, select.

Phoenix.£164 per passenger.Departing Thu, 28 May.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Washington Dulles on Thu, 28 May, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £164, select.

Phoenix.£169 per passenger.Departing Tue, 15 Dec.One-way flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Tue, 15 Dec, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £169, select.

Phoenix.£171 per passenger.Departing Tue, 19 Jan.One-way flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Tue, 19 Jan, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £171, select.

Find the cheapest month to fly from Washington D.C. to Phoenix Sky Harbor

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Phoenix Sky Harbor flights are currently cheapest in July.

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Direct flights from Washington D.C. to Phoenix Sky Harbor

Washington D.C. to Phoenix Sky Harbor: Alternative routes

Compare routes from Washington D.C. to Phoenix below. You may find an airport to fly into that's cheaper, faster, or easier than Phoenix Sky Harbor.

Washington D.C. to Phoenix: Flight information

The things to know before you go.

Cheapest flight found	£69
Cheapest month to fly	July
Average flight time	5 hrs, 4 mins
Most popular airline	Southwest Airlines
Average flights per week	182

Finding cheap flights from Washington D.C. to Phoenix Sky Harbor: Frequently asked questions

How much are return flights from Washington D.C. to Phoenix Sky Harbor?

The best price we found for a return flight from Washington D.C. to Phoenix Sky Harbor is £178. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Washington D.C. to Phoenix Sky Harbor?

5 hours and 4 minutes is the average flight time from Washington D.C. to Phoenix Sky Harbor.

Which airlines fly direct from Washington D.C. to Phoenix Sky Harbor?

Southwest Airlines, American Airlines and United fly direct from Washington D.C. to Phoenix Sky Harbor.

How many flights are there a week from Washington D.C. to Phoenix Sky Harbor?

As of May 2026, there are 91 flights per week flying from Washington D.C. to Phoenix Sky Harbor.

When is the cheapest time to fly from Washington D.C. to Phoenix Sky Harbor?

The cheapest month to fly from Washington D.C. to Phoenix Sky Harbor is usually August.

Which upcoming date is cheapest to fly from Washington D.C. to Phoenix Sky Harbor Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Phoenix Sky Harbor Airport on Monday, 3 August 2026.

Can I get a direct flight from Washington D.C. to Phoenix Sky Harbor Airport?

Yes – the average flight time is 5 hours and 4 minutes.

How can I find the best flight deal to Phoenix Sky Harbor?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phoenix Sky Harbor but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Phoenix?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Phoenix is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Washington DC to Phoenix Sky Harbour International Airport (PHX): What you need to know

Start your travels at one of Washington DC's main airports, Ronald Reagan Washington National Airport (DCA) or Washington Dulles International Airport (IAD). Check out your options for booking a flight from Washington DC to Phoenix Sky Harbour International Airport (PHX) jetting off from either of these.
The average length of a direct Washington DC to Phoenix Sky Harbour International Airport flight is 5 hours 5 minutes.
Phoenix is two hours behind Washington DC. Phoenix Sky Harbour International Airport is located in Phoenix, which is in the UTC-7 timezone.
The busiest route is from Ronald Reagan Washington National Airport (DCA) to Phoenix Sky Harbour International Airport (PHX), with 21 direct weekly services. If you're ready to head out sooner, the earliest flight from DCA to PHX is the 6:59am American Airlines service. If a later flight fits your day better, the final departure is at 5:30pm with American Airlines.
Give yourself plenty of time to get on your flight from Washington DC to PHX. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.
Travelling during a peak time like July? Popular periods (like Christmas/New Year and spring break) can easily add another hour at security. Be extra cautious and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

Airports in Washington DC

Ronald Reagan Washington National Airport (DCA)

Get to your destination in one go from Ronald Reagan Washington National Airport (DCA). Direct flights from Washington DC to Phoenix Sky Harbour International Airport (PHX) operate from here.
American Airlines is a well-known carrier that operates direct flights from Washington DC to Phoenix Sky Harbour International Airport taking off from DCA.
American Airlines is the airline most travellers choose for flights from DCA to PHX.
With an impressive 83.74% of services landing on schedule, American Airlines ranks as the most on-time carrier flying this route.
The journey from central Washington DC to DCA takes about 25 minutes by public transport. If you ride-share, drive or take a taxi, you'll cover the 6 kms (4 miles) in 10 minutes or so, depending on traffic.
Have an early flight from Washington DC to Phoenix Sky Harbour International Airport? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by choosing one of these stays near Ronald Reagan Washington National Airport:
71% of flights taking off from Ronald Reagan Washington National Airport arrive at their destination on schedule.
DCA is located at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

Consider flying out of Washington Dulles International Airport (IAD). You can book a direct Washington DC to Phoenix Sky Harbour International Airport (PHX) plane ticket with departures from this hub.
From IAD, direct flights from Washington DC to PHX are available with United Airlines.
On the IAD to PHX route, United is the preferred choice of many.
Among the carriers operating flights between Washington Dulles International Airport and Phoenix Sky Harbour International Airport, United has the most consistent on-time performance.
IAD is about 40 kms (25 miles) from central Washington DC. It'll take you 45 minutes or so to get to the airport by car from the city centre. Public transport takes approximately 1 hour 10 minutes.
Get your holiday started early with an additional night away from home. Before your Washington DC to PHX flight, stay in one of these hotels near Washington Dulles International Airport:
Washington Dulles International Airport has an on-time performance of 77%. This figure gives an insight into how often flights that take off from this airport reach their destination on schedule.
IAD is located at 1 Saarinen Circle.

Baltimore Washington International Airport (BWI)

Board once and be on your way from Baltimore Washington International Airport (BWI). Direct flights from Washington DC to Phoenix Sky Harbour International Airport can be booked from here.
Southwest Airlines is one trusted airline that offers direct Washington DC to PHX plane tickets from BWI.
Southwest Airlines sees the most traveller bookings for flights from BWI to PHX.
With an impressive 80.53% of services arriving on schedule, Southwest Airlines ranks as the most on-time carrier flying this route.
BWI is roughly 48 kms (30 miles) from central Washington DC. The drive from the city centre to the terminal takes about 40 minutes. If you're thinking about taking public transport, expect a journey of around 50 minutes.
Make catching an early Washington DC to Phoenix Sky Harbour International Airport flight the easiest part of your trip. Stay at one of these hotels close to Baltimore Washington International Airport and get to your check-in counter feeling relaxed and unhurried:
Airports have an on-time performance rating that tracks how often flights arrive without delays. At BWI, that rate is 77%.

About Phoenix Sky Harbour International Airport (PHX)

The last thing you want is a lengthy journey to your hotel if you're getting in late on a flight from Washington DC to Phoenix Sky Harbour International Airport. Check in to one of these accommodation options near PHX instead:
Lock in the best possible rate by reserving your vehicle around one week before your Washington DC to Phoenix Sky Harbour International Airport flight.
You'll find PHX at 3400 Sky Harbour Boulevard.

Getting from Phoenix Sky Harbour International Airport (PHX) to central Phoenix

From Phoenix Sky Harbour International Airport, central Phoenix is around 5 kms (3 miles) away. It takes about 10 minutes to get to the city centre by car.
Travelling by public transport takes about 25 minutes.

How to find the cheapest flights from Washington DC to Phoenix Sky Harbour International Airport (PHX)

The cheapest price we've found for a one-way ticket from Washington DC to Phoenix Sky Harbour International Airport is £69. For a return flight on this route, the best price is £178. Depending on when and how early you book, these fares can change.
Don't leave everything to the last minute. You're more likely to walk away with cheap flights from Washington DC to PHX if you book early. Airlines often offer some fantastic early bird deals.
Cheap Washington DC to Phoenix Sky Harbour International Airport tickets are easier to find when your dates are flexible. Try using the 'Whole month' search function to compare fares across the month and then pick the cheapest day.
Locking in a cheap plane ticket from Washington DC to PHX couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as prices go down.
Tailor your flights using filters. Pick your ideal arrival and departure times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Washington DC to Phoenix Sky Harbour International Airport.

The best time to fly from Washington DC to Phoenix Sky Harbour International Airport (PHX)

It's time to decide when to book your flight from Washington DC to Phoenix Sky Harbour International Airport (PHX). March is when most people visit Phoenix. If you like things a bit more low-key, head there in October.
The warmest month in Phoenix is July, with temperatures ranging between 27ºC and 45ºC. Book your Washington DC to PHX plane ticket then if that's your ideal forecast.
For cooler conditions, search for a cheap ticket from Washington DC to Phoenix Sky Harbour International Airport in January when temperatures are between 4ºC and 21ºC.

More about Phoenix

After booking your flight from Washington DC to Phoenix Sky Harbour International Airport, find a hotel that offers the right mix of comfort and location. Make one of these options your base for exploring Phoenix:
Camelback Mountain and Yayoi Kusama Fireflies Infinity Mirror Room are just two of the big attractions to put on your Phoenix must-do list. Keep the momentum going by heading to Heard Museum.

Explore more of the United States

Tucson is just one of the many places in the United States waiting to be explored once you've taken in the sights of Phoenix. Around 161 kms (100 miles) away to the southeast, popular attractions include Saguaro National Park East Unit, St. Augustine Cathedral and El Presidio Plaza.
If you're eager to discover another major stop in the United States, head for Yuma, about 257 kms (160 miles) west of Phoenix. Yuma History Museum, Colorado River State Historic Park and Yuma Territorial Prison State Historic Park are among the biggest draws.

Plan the rest of your trip from Washington D.C. to Phoenix

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.

Cheap Flights from Washington D.C. (WASA) to Phoenix Sky Harbor (PHX)