$194 Find Cheap Flights from Portland to Bellingham - Compare and Save

Among airlines operating Portland to Bellingham flights:

• Alaska Airlines: offers free seat selection

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

Only Alaska Airlines operates flights between Portland and Bellingham.

Flights from Portland to Bellingham usually depart from Portland (PDX) and arrive at Bellingham (BLI).

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

• Alaska Airlines: 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 Portland to Bellingham.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $157 round-trip, compared to $508 via a layover through Seattle/Tacoma Intl (SEA).

Most connecting flights from Portland to Bellingham pass through Seattle/Tacoma Intl (SEA), 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 79% on the Portland to Bellingham route. Wednesday is the cheapest departure day at $117 round-trip on average, while Sunday is the most expensive at $553, a difference of $436. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Night is the busiest departure period on Portland to Bellingham flights, with 100% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and evening flights for 0%.

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

• Earliest: departs at 10:30 am and lands at 11:32 am
• Latest: departs at 9:55 pm and lands at 10:57 pm.

The flight takes about 1h 02m.

A nonstop flight from Portland to Bellingham takes 1h 02m, covering 221 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 $333 to $1,810. That means the highest observed fare was about 5x higher than the lowest one.

One-way fares from Portland to Bellingham are currently in line with typical prices for this route. Average one-way fares are about $250.

Bellingham Airport (BLI) hosts 5 major car rental companies, with daily rates starting from around $27 for economy cars. Top options include:
• Budget
• Alamo
• Dollar
• Thrifty
• Avis

Round-trip flights from Portland to Bellingham range from $157 to $423, with an average of $227 over the past 12 months. Anything below $157 counts as a good deal.