$290+ Cheap flights from Bellingham to Philadelphia (BLI - PHL)
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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — PHL
Oct 30 — Nov 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Bellingham to Philadelphia 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 Bellingham to Philadelphia
Best
One-way
Best flights from Bellingham to PhiladelphiaDiscover carefully curated flight deals from Bellingham to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
Discover carefully curated flight deals from Bellingham to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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.
Mon 1/111:59 pm -
1 stop24h 12m
Tue 1/196:14 pm -
1 stop8h 36m
Deal found 9/27![Alaska Airlines logo]()
$469
One-way flights from Bellingham to PhiladelphiaSearch for one-way flight options from Bellingham to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
Search for one-way flight options from Bellingham to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
This Priceline deal was found by Cheapflights users on 9/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:18 pm -
1 stop7h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Alaska Airlines logo]()
$290
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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 10/102:17 pm -
1 stop12h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Alaska Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 9/26. 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.
Sun 10/114:58 pm -
2 stops35h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Multiple Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Sat 10/107:18 pm -
3 stops57h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$581
Find flight deals from Bellingham to Philadelphia
Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to Philadelphia (PHL). 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 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $469 (Alaska Airlines) |
One-way from | $290 (Priceline) |
Cheapflights Fare Finder
Customize your flight search to find flights from Bellingham to Philadelphia 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 30, 2026.
Use the filters below to find and compare flights from Bellingham to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BellinghamPhiladelphia
BLI Bellingham - PHL Philadelphia
BLIPHL
Bellingham
Sun 10/11
7:18 pm-5:41 am
1 stop7h 23m
Philadelphia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$290
BellinghamPhiladelphia
BLI Bellingham - PHL Philadelphia
BLIPHL
Bellingham
Sat 10/10
2:17 pm-5:41 am
1 stop12h 24m
Philadelphia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$295
BellinghamPhiladelphia
BLI Bellingham - PHL Philadelphia
BLIPHL
Bellingham
Sun 10/11
4:58 pm-7:21 am
2 stops35h 23m
Philadelphia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$319
BellinghamPhiladelphia
BLI Bellingham - PHL Philadelphia
BLIPHL
Bellingham
Mon 1/11
1:59 pm-5:11 pm
1 stop24h 12m
Philadelphia
Tue 1/19
6:14 pm-11:50 pm
1 stop8h 36m
$469
BellinghamPhiladelphia
BLI Bellingham - PHL Philadelphia
BLIPHL
Bellingham
Sat 10/10
7:18 pm-7:21 am
3 stops57h 03m
Philadelphia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$581
Sorted by cheapest first
Compare providers for flights from Bellingham to Philadelphia
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 Bellingham to Philadelphia in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bellingham-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bellingham-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bellingham-Philadelphia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-Philadelphia 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 Bellingham-Philadelphia 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 Bellingham to Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Bellingham with our price prediction graph.
BLI-PHL
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.
Related info for your journey
Find useful and relevant information for your journey from Bellingham to Philadelphia. 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 Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Ocean City
Cherry Hill
Wildwood Crest
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Milford
Ephrata
Dover
Elkton
Essington
New Castle
Willow Grove
Vineland
Millville
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Bellingham
Philadelphia flight routes
Popular flights