$140 Cheap Flights from Pasco (PSC) to Bellingham (BLI)

View $140 flight on Tue, Oct 7, 2025Opens in a new window

Popular airlines from Tri-Cities Airport (PSC) to Bellingham, WA (BLI-Bellingham Intl.)

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Cheap Flights from Pasco to Bellingham (PSC-BLI)

Prices were available within the past 7 days and start at $140 for one-way flights and $222 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Oct 21 - Sat, Oct 25
PSC
Pasco
BLI
Bellingham
$222 Roundtrip, found 4 days ago
$222
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Tue, Oct 21 from Pasco to Bellingham, returning Sat, Oct 25, priced at $222 found 4 days ago
Hawaiian Airlines
Sat, Nov 1 - Fri, Nov 21
PSC
Pasco
BLI
Bellingham
$233 Roundtrip, found 5 days ago
$233
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Sat, Nov 1 from Pasco to Bellingham, returning Fri, Nov 21, priced at $233 found 5 days ago
Hawaiian Airlines
Sat, Nov 15 - Tue, Nov 18
PSC
Pasco
BLI
Bellingham
$242 Roundtrip, found 1 hour ago
$242
Roundtrip
found 1 hour ago
Select Hawaiian Airlines flight, departing Sat, Nov 15 from Pasco to Bellingham, returning Tue, Nov 18, priced at $242 found 1 hour ago
Hawaiian Airlines
Fri, Oct 24 - Sat, Oct 25
PSC
Pasco
BLI
Bellingham
$252 Roundtrip, found 4 days ago
$252
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Oct 24 from Pasco to Bellingham, returning Sat, Oct 25, priced at $252 found 4 days ago
Hawaiian Airlines
Tue, Oct 21 - Fri, Oct 24
PSC
Pasco
BLI
Bellingham
$253 Roundtrip, found 4 days ago
$253
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Tue, Oct 21 from Pasco to Bellingham, returning Fri, Oct 24, priced at $253 found 4 days ago
Hawaiian Airlines
Wed, Nov 5 - Tue, Nov 18
PSC
Pasco
BLI
Bellingham
$262 Roundtrip, found 5 days ago
$262
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Wed, Nov 5 from Pasco to Bellingham, returning Tue, Nov 18, priced at $262 found 5 days ago
Hawaiian Airlines
Sat, Nov 15 - Thu, Nov 20
PSC
Pasco
BLI
Bellingham
$263 Roundtrip, found 1 hour ago
$263
Roundtrip
found 1 hour ago
Select Hawaiian Airlines flight, departing Sat, Nov 15 from Pasco to Bellingham, returning Thu, Nov 20, priced at $263 found 1 hour ago
Hawaiian Airlines
Sat, Nov 1 - Sun, Nov 16
PSC
Pasco
BLI
Bellingham
$272 Roundtrip, found 5 days ago
$272
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Sat, Nov 1 from Pasco to Bellingham, returning Sun, Nov 16, priced at $272 found 5 days ago
Alaska Airlines
Tue, Dec 23 - Fri, Jan 9
PSC
Pasco
BLI
Bellingham
$273 Roundtrip, found 5 days ago
$273
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Dec 23 from Pasco to Bellingham, returning Fri, Jan 9, priced at $273 found 5 days ago
American Airlines
Fri, Dec 19 - Sun, Jan 18
PSC
Pasco
BLI
Bellingham
$1,578 Roundtrip, found 1 day ago
$1,578
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Dec 19 from Pasco to Bellingham, returning Sun, Jan 18, priced at $1,578 found 1 day ago

Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI) cost?
Secure a cheap one-way flight from $140 or cheap return flight from $222 from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI)?
October is the least expensive month to fly from PSC to BLI. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from PSC to BLI. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI)?
You'll need to catch a flight with a layover if you're traveling from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from PSC to BLI?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI)?
To avoid possible delays on the Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI) route, travel before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI) last-minute?
Booking your plane ticket from PSC to BLI just before your getaway is generally more expensive. However, if you're flexible with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a PSC to BLI flight and hotel package?
Securing a PSC to BLI flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our impressive range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Bellingham Intl. Airport (BLI)?
If you booked your PSC to BLI flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Tri-Cities
Destination airport
Bellingham Intl.
Airlines serving
Alaska Airlines, American Airlines, Hawaiian Airlines
Roundtrip price
$222
Distance
236 mi

Book with confidence

Book with confidence

Pasco to Bellingham Flights

The cheapest times to fly from Pasco to Bellingham

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Pasco to Bellingham are during the month of October. You can find some of the cheapest flights from Pasco to Bellingham with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Bellingham

Sunday is one of the best days to book for cheap flights from Pasco to Bellingham: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Pasco to Bellingham

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Pasco to Bellingham in 2025. You can also book with separate airlines for your outbound and return journeys, from $140 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Pasco to Bellingham flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Pasco to Bellingham airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Pasco to Bellingham Flights

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*Available to One Key members.