$139+ Cheap flights from Portland to Bellingham (PDX - BLI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BLI
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Bellingham with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Bellingham
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to BellinghamExplore the most affordable flight options available from Portland to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Portland to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:05 am -
Nonstop1h 01m
Wed 12/28:00 am -
Nonstop0h 58m
Deal found 9/5![Alaska Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:05 am -
Nonstop1h 01m
Fri 11/2712:18 pm -
Nonstop1h 17m
Deal found 9/5![Alaska Airlines logo]()
$222
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:30 am -
Nonstop1h 08m
Thu 12/312:46 pm -
Nonstop1h 00m
Deal found 9/5![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:30 pm -
Nonstop1h 15m
Wed 12/28:00 am -
Nonstop0h 58m
Deal found 9/5![Alaska Airlines logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:30 pm -
Nonstop1h 15m
Fri 11/2712:18 pm -
Nonstop1h 17m
Deal found 9/5![Alaska Airlines logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:05 am -
Nonstop1h 01m
Sat 11/288:21 am -
Nonstop1h 08m
Deal found 9/5![Alaska Airlines logo]()
$272
This Trip.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:35 pm -
Nonstop1h 00m
Sun 11/18:33 am -
Nonstop1h 02m
Deal found 9/6![Alaska Airlines logo]()
$273
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:30 pm -
Nonstop1h 00m
Thu 12/38:00 am -
Nonstop0h 58m
Deal found 9/5![Alaska Airlines logo]()
$277
Best flights from Portland to BellinghamDiscover carefully curated flight deals from Portland to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Portland to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:55 pm -
Nonstop0h 56m
Sun 12/65:14 am -
1 stop5h 36m
Deal found 9/3![Alaska Airlines logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:30 pm -
Nonstop1h 01m
Sun 10/47:18 pm -
1 stop13h 10m
Deal found 9/4![Alaska Airlines logo]()
$350
This Alaska Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:35 pm -
Nonstop1h 00m
Sun 10/187:18 pm -
1 stop13h 10m
Deal found 9/6![Alaska Airlines logo]()
$370
This Alaska Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:30 pm -
Nonstop1h 01m
Thu 10/87:18 pm -
1 stop2h 38m
Deal found 9/2![Alaska Airlines logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:30 pm -
Nonstop1h 01m
Mon 10/57:18 pm -
1 stop3h 44m
Deal found 9/5![Alaska Airlines logo]()
$397
Last-minute flights from Portland to BellinghamDiscover last-minute flight deals from Portland to Bellingham. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Bellingham. Data last updated September 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:02 am -
2 stops26h 09m
Sun 9/274:59 pm -
1 stop18h 55m
Deal found 9/3![Multiple Airlines logo]()
$371
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:30 pm -
Nonstop1h 01m
Sun 10/47:18 pm -
1 stop3h 44m
Deal found 9/2![Alaska Airlines logo]()
$372
This Expedia deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:30 pm -
Nonstop1h 01m
Sun 10/47:18 pm -
1 stop3h 44m
Deal found 9/3![Alaska Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:11 pm -
1 stop23h 59m
Sun 10/184:58 pm -
1 stop18h 42m
Deal found 9/6![Multiple Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:35 pm -
Nonstop1h 00m
Sun 10/187:18 pm -
1 stop13h 10m
Deal found 9/6![Alaska Airlines logo]()
$370
This Trip.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:35 pm -
Nonstop1h 00m
Sun 11/18:33 am -
Nonstop1h 02m
Deal found 9/6![Alaska Airlines logo]()
$273
One-way flights from Portland to BellinghamSearch for one-way flight options from Portland to Bellingham. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Portland to Bellingham. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Booking.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/811:05 am -
Nonstop1h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Alaska Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:25 pm -
1 stop11h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$201
This Expedia deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:35 pm -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Alaska Airlines logo]()
$209
This Alaska Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:37 pm -
1 stop4h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Alaska Airlines logo]()
$214
This Booking.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:31 am -
1 stop4h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Alaska Airlines logo]()
$239
This deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:30 pm -
Nonstop1h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Alaska Airlines logo]()
$274
This deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:30 pm -
Nonstop1h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Alaska Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:37 pm -
3 stops40h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$383
Find flight deals from Portland to Bellingham
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Bellingham (BLI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Alaska Airlines) |
One-way from | $139 (Booking.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Bellingham that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Portland to Bellingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Tue 12/8
11:05 am-12:06 pm
Nonstop1h 01m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Fri 10/16
12:25 pm-11:34 pm
1 stop11h 09m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$201
Quickest round-trip
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Sat 10/10
9:35 pm-10:35 pm
Nonstop1h 00m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$209
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Fri 10/16
9:35 pm-10:35 pm
Nonstop1h 00m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$209
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Tue 9/15
9:20 am-1:26 pm
1 stop4h 06m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$304
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Mon 9/14
7:40 pm-11:44 pm
1 stop4h 04m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$304
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Thu 12/3
9:55 pm-10:51 pm
Nonstop0h 56m
Bellingham
Sun 12/6
5:14 am-10:50 am
1 stop5h 36m
$307
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Wed 10/14
7:37 pm-1:37 pm
2 stops18h 00m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$313
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Fri 10/2
9:30 pm-10:31 pm
Nonstop1h 01m
Bellingham
Sun 10/4
7:18 pm-8:28 am
1 stop13h 10m
$350
PortlandBellingham
PDX Portland - BLI Bellingham
PDXBLI
Portland
Thu 10/15
9:35 pm-10:35 pm
Nonstop1h 00m
Bellingham
Sun 10/18
7:18 pm-8:28 am
1 stop13h 10m
$370
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Portland to Bellingham
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Bellingham in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Bellingham flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Bellingham flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Bellingham flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Bellingham flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Bellingham flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Bellingham
Have a flexible travel schedule? Discover the best time to fly to Bellingham from Portland with our price prediction graph.
PDX-BLI
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Bellingham
Prices
Airlines
Reviews of airlines servicing Bellingham
Get insights into the airlines that provide service to Bellingham. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bellingham. Reviews last updated September 7, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines from Portland to Bellingham to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
7.8
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Comfort
7.8
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Related info for your journey
Find useful and relevant information for your journey from Portland to Bellingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Bellingham?
Book flights to Bellingham if you plan to visit one of these locationsMount Vernon
Ferndale
Blaine
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Other flights to Bellingham
Explore flights to Bellingham departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
Complete your trip
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Portland and Bellingham flights
Browse other Portland and Bellingham flight options. Last updated on September 7, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Portland to Bellingham
Discover the top airline that operate flights from Portland to Bellingham. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$107 | Average$227 | FlexibilityNo cancel fee | On-time75% |