Cheap flights from Phoenix Sky Harbor to Baltimore Washington International

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Compare Phoenix Sky Harbor to Baltimore Washington International flight deals

Find the cheapest month or even day of the year to fly to Baltimore Washington International

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Flight deals from Phoenix Sky Harbor to Baltimore Washington International

Looking for a cheap last-minute deal or the best round-trip flight from Phoenix Sky Harbor Airport to Baltimore Washington International Airport? If you want to travel next month, round-trip fares start from $225. Find the lowest prices on one-way and round-trip tickets right here.

Washington, D.C..$220 per passenger.Departing Wed, Oct 28, returning Thu, Nov 5.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Wed, Oct 28, arriving in Baltimore Washington International.Inbound indirect flight with Frontier Airlines, departing from Baltimore Washington International on Thu, Nov 5, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $220, select.

Washington, D.C..$225 per passenger.Departing Wed, Oct 21, returning Sun, Oct 25.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Wed, Oct 21, arriving in Baltimore Washington International.Inbound indirect flight with Frontier Airlines, departing from Baltimore Washington International on Sun, Oct 25, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $225, select.

Washington, D.C..$230 per passenger.Departing Thu, Nov 5, returning Mon, Nov 9.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Thu, Nov 5, arriving in Baltimore Washington International.Inbound indirect flight with Frontier Airlines, departing from Baltimore Washington International on Mon, Nov 9, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $230, select.

Washington, D.C..$245 per passenger.Departing Tue, Nov 3, returning Tue, Dec 8.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Tue, Nov 3, arriving in Baltimore Washington International.Inbound indirect flight with Frontier Airlines, departing from Baltimore Washington International on Tue, Dec 8, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $245, select.

Washington, D.C..$254 per passenger.Departing Tue, Sep 29, returning Mon, Oct 5.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Tue, Sep 29, arriving in Baltimore Washington International.Inbound indirect flight with Frontier Airlines, departing from Baltimore Washington International on Mon, Oct 5, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $254, select.

Washington, D.C..$255 per passenger.Departing Thu, Sep 24, returning Wed, Sep 30.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Thu, Sep 24, arriving in Baltimore Washington International.Inbound indirect flight with Frontier Airlines, departing from Baltimore Washington International on Wed, Sep 30, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $255, select.

Washington, D.C..$332 per passenger.Departing Thu, Dec 3, returning Sun, Dec 6.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Thu, Dec 3, arriving in Baltimore Washington International.Inbound indirect flight with Frontier Airlines, departing from Baltimore Washington International on Sun, Dec 6, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $332, select.

Washington, D.C..$375 per passenger.Departing Mon, Feb 8, returning Tue, Feb 9.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Mon, Feb 8, arriving in Baltimore Washington International.Inbound direct flight with Southwest Airlines departing from Baltimore Washington International on Tue, Feb 9, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $375, select.

Washington, D.C..$376 per passenger.Departing Thu, Oct 29, returning Mon, Nov 2.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Thu, Oct 29, arriving in Baltimore Washington International.Inbound direct flight with Southwest Airlines departing from Baltimore Washington International on Mon, Nov 2, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $376, select.

Washington, D.C..$406 per passenger.Departing Tue, Nov 10, returning Fri, Nov 13.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Tue, Nov 10, arriving in Baltimore Washington International.Inbound direct flight with Southwest Airlines departing from Baltimore Washington International on Fri, Nov 13, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $406, select.

Washington, D.C..$417 per passenger.Departing Sat, Sep 26, returning Sat, Oct 3.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Sat, Sep 26, arriving in Baltimore Washington International.Inbound direct flight with Southwest Airlines departing from Baltimore Washington International on Sat, Oct 3, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $417, select.

Washington, D.C..$417 per passenger.Departing Thu, Oct 22, returning Mon, Oct 26.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Thu, Oct 22, arriving in Baltimore Washington International.Inbound direct flight with Southwest Airlines departing from Baltimore Washington International on Mon, Oct 26, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $417, select.

Washington, D.C..$417 per passenger.Departing Mon, Sep 28, returning Wed, Sep 30.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Mon, Sep 28, arriving in Baltimore Washington International.Inbound direct flight with Southwest Airlines departing from Baltimore Washington International on Wed, Sep 30, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $417, select.

Washington, D.C..$418 per passenger.Departing Mon, Dec 7, returning Sat, Dec 12.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Mon, Dec 7, arriving in Baltimore Washington International.Inbound direct flight with Southwest Airlines departing from Baltimore Washington International on Sat, Dec 12, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $418, select.

Washington, D.C..$448 per passenger.Departing Mon, Dec 28, returning Mon, Jan 11.Round-trip flight with United.Outbound indirect flight with United, departing from Phoenix Sky Harbor on Mon, Dec 28, arriving in Baltimore Washington International.Inbound indirect flight with United, departing from Baltimore Washington International on Mon, Jan 11, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $448, select.

Washington, D.C..$466 per passenger.Departing Wed, Mar 10, returning Wed, Mar 17.Round-trip flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departing from Phoenix Sky Harbor on Wed, Mar 10, arriving in Baltimore Washington International.Inbound indirect flight with Southwest Airlines, departing from Baltimore Washington International on Wed, Mar 17, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $466, select.

Find the cheapest month to fly from Phoenix Sky Harbor to Baltimore Washington International

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

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Direct flights from Phoenix Sky Harbor to Baltimore Washington International

Phoenix Sky Harbor to Baltimore Washington International: Alternative routes

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

Phoenix to Washington, D.C.: Flight information

The things to know before you go.

Cheapest flight found	$220
Cheapest month to fly	October
Average flight time	4 hrs, 14 mins
Most popular airline	Southwest Airlines
Average flights per week	24

Finding cheap flights from Phoenix Sky Harbor to Baltimore Washington International: Frequently asked questions

How much are round-trip flights from Phoenix Sky Harbor to Baltimore Washington International?

The best price we found for a round-trip flight from Phoenix Sky Harbor to Baltimore Washington International is $220. 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 Phoenix Sky Harbor to Baltimore Washington International?

4 hours and 14 minutes is the average flight time from Phoenix Sky Harbor to Baltimore Washington International.

Which airlines fly direct from Phoenix Sky Harbor to Baltimore Washington International?

Southwest Airlines flies direct from Phoenix Sky Harbor to Baltimore Washington International.

How many flights are there a week from Phoenix Sky Harbor to Baltimore Washington International?

There are 24 flights per week flying from Phoenix Sky Harbor to Baltimore Washington International, as of September 2026.

When is the cheapest time to fly from Phoenix Sky Harbor to Baltimore Washington International?

The cheapest month to fly from Phoenix Sky Harbor to Baltimore Washington International is usually October.

Which upcoming date is cheapest to fly from Phoenix Sky Harbor Airport to Baltimore Washington International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix Sky Harbor Airport to Baltimore Washington International Airport on Wednesday, October 28, 2026.

Can I get a direct flight from Phoenix Sky Harbor Airport to Baltimore Washington International Airport?

Yes – the average flight time is 4 hours and 14 minutes.

How can I find the best flight deal to Baltimore Washington International?

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 Baltimore Washington International 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 Washington, D.C.?

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

Which is the cheapest airline to fly with from Phoenix Sky Harbor Airport to Baltimore Washington International?

Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to Baltimore Washington International.

Flying from Phoenix Sky Harbor Airport (PHX) to Baltimore Washington International Airport (BWI): what you need to know

Around 4 hours 20 minutes is how long you can expect to be traveling on a direct flight from Phoenix Sky Harbor Airport to Baltimore Washington International Airport.
Washington DC is two hours ahead of Phoenix and is in the UTC-5 timezone.
Choose from 14 weekly Phoenix Sky Harbor Airport to Baltimore Washington International Airport flights. The 05:00 departure with Southwest Airlines is the earliest you can take. Southwest Airlines operates the latest service of the day at 22:35.
Give yourself plenty of time to make your PHX to BWI flight. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.
During popular months like April, it's a good idea to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead of an international flight when you travel during peak periods in general.
Jetting into Washington DC (and then exploring more of the United States!) is a breeze with Southwest Airlines. This popular airline offers direct flights from Phoenix Sky Harbor Airport to Baltimore Washington International Airport.
The majority of travelers choose to fly with Southwest Airlines on this route.
With an impressive 84.86% of services landing on schedule, Southwest Airlines is the most punctual carrier for PHX to BWI flights.
If you want to break up your flight, just deselect 'Direct flights only' when searching for your ticket from Phoenix Sky Harbor Airport to Baltimore Washington International Airport. These are the top stopovers between PHX and BWI:
- Denver International Airport
- Detroit Wayne County Airport
- Nashville Airport

How to find the cheapest flights from Phoenix Sky Harbor Airport (PHX) to Baltimore Washington International Airport (BWI)

Currently, $108 is the cheapest price we've seen for a one-way Phoenix Sky Harbor Airport to Baltimore Washington International Airport flight. The best price for a return plane ticket is $220. Keep in mind that fares could change due to demand when booking.
To score cheap tickets from PHX to BWI, book early. Airlines typically offer lower prices when flights are first made available.
May is the cheapest month for flights from Phoenix Sky Harbor Airport to Baltimore Washington International Airport. If you prefer to fly at a different time of year, the 'Whole month' tool will show you the lowest airfares for each month.
Landing cheap flights from PHX to BWI is a cinch with Price Alerts. Simply create one of these automatic alerts and we'll notify you as soon as fares go down.
Select your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Phoenix Sky Harbor Airport to Baltimore Washington International Airport.

Handy information about Phoenix Sky Harbor Airport (PHX)

The address for PHX is 3400 Sky Harbor Boulevard.
Phoenix Sky Harbor Airport maintains a strong on-time performance, so you're unlikely to face delays. Departures from PHX touch down on schedule 80% of the time.
Phoenix Sky Harbor Airport is around 5 kilometers from central Phoenix. If you're driving, ride-sharing or catching a cab from the center, it'll take you 10 minutes or so to get there, depending on the traffic.
Expect a journey time of around 25 minutes on public transport.
Looking for a handy hotel close to PHX? If you've booked an early flight from Phoenix Sky Harbor Airport to Baltimore Washington International Airport, these accommodation options will put you moments from your check-in counter:

Arriving at Baltimore Washington International Airport (BWI)

If you're arriving on a late Phoenix Sky Harbor Airport to Baltimore Washington International Airport flight, few things beat the convenience of being close to the terminal. Pick up your bags from the carousel and then be showered and sleeping soon after at one of these hotels near BWI:
Pick up a Baltimore Washington International Airport rental car and discover Washington DC and beyond with your own set of wheels. Dollar, Thrifty and Budget are popular outlets to choose from here.
Reserving your ride from Baltimore Washington International Airport about two weeks in advance can help you secure the lowest rate.

Getting from Baltimore Washington International Airport (BWI) to central Washington DC

Baltimore Washington International Airport to central Washington DC has a drive time of about 40 minutes. It's approximately 48 kilometers away.
Traveling on public transport takes about 50 minutes.

When to fly to Baltimore Washington International Airport (BWI)

July is the most popular month for flights from Phoenix Sky Harbor Airport to Baltimore Washington International Airport. To skip the crowds, head to Washington DC in March.
Book your flight from Phoenix Sky Harbor Airport to Baltimore Washington International Airport for July if you'd like to go to Washington DC during its warmest month. You can expect temperatures of between 19ºC (66ºF) and 33ºC (91ºF).
Search for cheap tickets from PHX to BWI in January if you like traveling in cooler conditions. Temperatures are at their lowest around then, ranging between -6ºC (21ºF) and 10ºC (50ºF) on average.

Explore more of the United States

You've done Washington DC, now it's time to explore more of the United States. Journey around 322 kilometers north-east to New York to tick off its top sights. From Central Park to Statue of Liberty and Metropolitan Museum of Art, you'll have a packed itinerary ahead.
Philadelphia is another must-experience destination in the United States and is around 193 kilometers north-east of Washington DC. No journey is complete without experiencing Independence Hall, Liberty Bell and Philadelphia Museum of Art.