PHL - BLI

$504 Find Cheap Flights from Philadelphia to Bellingham - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$504
Typical prices: $483-$632
Alaska Airlines
Sat 10/27Sat 11/3
PHL - BLI • 1 stop
When to travel
September
Cheapest • 20% price drop
April
Most popular
Good to know
+1
Good to know
+1
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Booking Insights
Flight Deals

Cheap Flights from Philadelphia to Bellingham (PHL-BLI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Philadelphia to Bellingham

Tue, Oct 27 - Tue, Nov 3
Alaska Airlines Logo
4:17 pm - 10:35 pmPHL  Philadelphia-BLI Bellingham
9h 18m1 stop Portland
Alaska Airlines Logo
7:29 pm - 5:32 amBLI  Bellingham-PHL Philadelphia
7h 03m1 stop Seattle/Tacoma Intl
$504Alaska Airlines
Thu, Oct 29 - Mon, Nov 2
Alaska Airlines Logo
7:02 am - 1:37 pmPHL  Philadelphia-BLI Bellingham
9h 35m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:29 pm - 5:32 amBLI  Bellingham-PHL Philadelphia
7h 03m1 stop Seattle/Tacoma Intl
$528Alaska Airlines
Thu, Oct 29 - Mon, Nov 2
Alaska Airlines Logo
6:41 pm - 11:53 pmPHL  Philadelphia-BLI Bellingham
8h 12m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:29 pm - 5:32 amBLI  Bellingham-PHL Philadelphia
7h 03m1 stop Seattle/Tacoma Intl
$539Alaska Airlines
Tue, Oct 13 - Tue, Oct 20
Alaska Airlines Logo
7:02 am - 1:37 pmPHL  Philadelphia-BLI Bellingham
9h 35m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:18 pm - 5:41 amBLI  Bellingham-PHL Philadelphia
7h 23m1 stop Seattle/Tacoma Intl
$546Alaska Airlines
Thu, Oct 29 - Mon, Nov 2
Alaska Airlines Logo
6:41 pm - 11:53 pmPHL  Philadelphia-BLI Bellingham
8h 12m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:29 pm - 5:32 amBLI  Bellingham-PHL Philadelphia
7h 03m1 stop Seattle/Tacoma Intl
$548Alaska Airlines
Tue, Oct 27 - Tue, Nov 3
Alaska Airlines Logo
4:17 pm - 10:35 pmPHL  Philadelphia-BLI Bellingham
9h 18m1 stop Portland
Alaska Airlines Logo
8:33 am - 4:45 pmBLI  Bellingham-PHL Philadelphia
29h 12m2 stops Portland Seattle/Tacoma Intl
$586Alaska Airlines
Thu, Oct 29 - Mon, Nov 2
Alaska Airlines Logo
4:17 pm - 11:53 pmPHL  Philadelphia-BLI Bellingham
34h 36m2 stops Portland Seattle/Tacoma Intl
Alaska Airlines Logo
7:29 pm - 5:32 amBLI  Bellingham-PHL Philadelphia
7h 03m1 stop Seattle/Tacoma Intl
$589Alaska Airlines
Sat, Sep 26 - Wed, Sep 30
Alaska Airlines Logo
6:59 pm - 11:44 pmPHL  Philadelphia-BLI Bellingham
7h 45m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:26 pm - 5:40 amBLI  Bellingham-PHL Philadelphia
7h 14m1 stop Seattle/Tacoma Intl
$624Alaska Airlines
Mon, Oct 12 - Thu, Oct 15
Multiple Airlines Logo
3:26 pm - 5:00 pmPHL  Philadelphia-BLI Bellingham
28h 34m2 stops Orlando Phoenix Sky Harbor Intl
Multiple Airlines Logo
4:58 pm - 7:18 amBLI  Bellingham-PHL Philadelphia
11h 20m1 stop Las Vegas Harry Reid Intl
$634Multiple Airlines
Booking Insights

Price, demand and travel trends for Philadelphia to Bellingham flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Philadelphia to Bellingham with more confidence.

How much is a round-trip flight from Philadelphia to Bellingham?

Round-trip flights from Philadelphia to Bellingham start at $504. Prices are typical for this route right now, with typical round-trip fares ranging from $483 to $632. The lowest price found in the past 5 days was $504 on Alaska Airlines.

What's the cheapest day of the week to fly from Philadelphia to Bellingham?

Tuesday is the cheapest day of the week to fly from Philadelphia to Bellingham, it is 20% cheaper than the average day. Thursday is the most expensive day with flight prices 26% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Philadelphia to Bellingham flights

Low season

January
Most popular time to fly with an average 26% increase in price.

When to book flights from Philadelphia to Bellingham

Are your dates flexible? Find out the best times to travel from Philadelphia to Bellingham based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Philadelphia to Bellingham flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Philadelphia to Bellingham?

    Flights from Philadelphia to Bellingham usually depart from Philadelphia (PHL) and arrive at Bellingham (BLI).

  • Which airports do connecting flights from Philadelphia to Bellingham pass through?

    Most connecting flights from Philadelphia 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%.

  • Can I save money by using flexible dates for flights from Philadelphia to Bellingham?

    Yes. Being flexible with your travel dates can save you up to 37% on the Philadelphia to Bellingham route. Tuesday is the cheapest departure day at $436 round-trip on average, while Thursday is the most expensive at $684, a difference of $248. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Do I need a passport to fly from Philadelphia to Bellingham?

    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.

  • Have flight prices from Philadelphia to Bellingham changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $504 to $1,158. That means the highest observed fare was about 2x higher than the lowest one.

  • What is the time difference between Philadelphia and Bellingham?

    Bellingham is 3 hours behind Philadelphia (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Bellingham Airport (BLI)?

    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

  • How much should I expect to pay for a Philadelphia to Bellingham flight?

    Round-trip flights from Philadelphia to Bellingham range from $483 to $632, with an average of $542 over the past 12 months. Anything below $483 counts as a good deal.

Your guide to booking Philadelphia to Bellingham flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Thursday. On this route, Tuesday flights average $436 - about $248 less than Thursday (36% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Philadelphia to Bellingham trip for September. Fares historically average $436 round-trip in that month - typically $248 less than the most expensive month, which is April (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bellingham Airport.
    - Holiday Inn & Suites Bellingham By IHG
    - La Quinta Inn & Suites Bellingham
    - Best Western Plus Bellingham

More options for your flight from Philadelphia to Bellingham

Complete your trip to Bellingham with a hotel stay or car rental

Car rentals in Bellingham
Hotels in Bellingham