$117 Find Cheap Flights from Baltimore to Portland - Compare and Save

Among airlines operating Baltimore to Portland flights:

• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Southwest operates flights between Baltimore and Portland.

Flights from Baltimore to Portland usually depart from Baltimore/Washington (BWI) and arrive at Portland (PWM).

Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a cabin bag and a checked bag in Economy Class
• JetBlue: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Only Economy Class is available on flights from Baltimore to Portland.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $408 round-trip, compared to $491 via a layover through Charlotte Douglas (CLT).

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest and United Airlines. Other aircraft seen on the route include Embraer 175 (Enhanced Winglets) variants.

Most connecting flights from Baltimore to Portland pass through Charlotte Douglas (CLT), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 35% on the Baltimore to Portland route. Monday is the cheapest departure day at $370 round-trip on average, while Sunday is the most expensive at $568, a difference of $198. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Baltimore to Portland flights, with 40% of flights leaving in that window. Afternoon departures account for 20%, evening flights for 20%, and night flights for 20%.

These are the earliest and latest flight times available from Baltimore to Portland:

• Earliest: departs at 6:35 am and lands at 8:07 am
• Latest: departs at 11:10 pm and lands at 12:42 am.

The flight takes about 1h 32m.

Last-minute fares on this route - booked within 2 weeks of departure - run 66% above the route average of $410. Book 22 weeks before departure for the lowest fares.

A nonstop flight from Baltimore to Portland takes 1h 32m, covering 451 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $258 to $1,965. That means the highest observed fare was about 8x higher than the lowest one.

One-way fares from Baltimore to Portland are currently lower than usual. Average one-way flight prices are about $123, which is 57% below the typical average for this route.

Portland Airport (PWM) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
• Dollar
• Budget
• Alamo
• Hertz
• Movly

Round-trip flights from Baltimore to Portland range from $357 to $513, with an average of $410 over the past 12 months. Anything below $357 counts as a good deal.

JetBlue is the only airline on the Baltimore to Portland route offering in-flight Wi-Fi. Pricing depends on fare class.