$139 Cheap United flights Phoenix (PHX) to Baltimore (BWI)

View $139 flight on Thu, Nov 6, 2025Opens in a new window

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$139 Cheap United flights Phoenix (PHX) to Baltimore (BWI)

Prices were available within the past 7 days and start at $139 for one-way flights and $272 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Dec 26 - Sat, Jan 3
PHX
Phoenix
BWI
Baltimore
$272 Roundtrip, found 1 hour ago
$272
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Dec 26 from Phoenix to Baltimore, returning Sat, Jan 3, priced at $272 found 1 hour ago
Flights from Phoenix (PHX) to Baltimore (BWI)
Origin airport
Sky Harbor Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
American Airlines
Distance
1994 mi
Average flight time
8 hours 4 mins

Frequently asked questions

How much is a United Airlines flight from Sky Harbor Intl. Airport (PHX) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Apply the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines return flights from $272 from PHX to BWI. Affordable one-way fares from $139 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PHX to BWI with United Airlines?
United Airlines flights to Baltimore tend to be cheaper in the quieter months of January and February. Whether you're searching for a one-way or round-trip ticket, you could score a better deal then.
What is the cheapest time to book flights from Sky Harbor Intl. Airport (PHX) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with United Airlines?
Start searching one to three months ahead of your departure date to find cheaper fares on United Airlines flights from Sky Harbor Intl. Airport (PHX) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Sky Harbor Intl. Airport (PHX) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Simply enter your dates, press search and select "Nonstop" on Expedia to browse any direct flights from PHX to BWI with United Airlines or another carrier.
What is the earliest United Airlines flight from PHX to BWI?
Sort your results by "Morning" and "Early Morning" to see the earliest flights from PHX to BWI. Setting off early means you're 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Baltimore?
Take a United Airlines flight from Sky Harbor Intl. Airport (PHX) to Baltimore, and you'll likely come in to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). This is the airline's primary hub in this destination.
Why fly with United Airlines from PHX to BWI?
A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to jet off from PHX to BWI with United Airlines. Plus, when you sign up to Expedia's free One Key™ program, you can earn OneKeyCash™* in addition to United Airlines's loyalty program earnings. It's yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Sky Harbor Intl. Airport (PHX) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Changes are typically free within 24 hours of making a booking, but your airline may charge a fee after that. For more details about altering your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without extra charges, check the "Changes included" or "No cancel fee" filter when planning your next escape.

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