$89 Cheap Delta flights Billings (BIL) to Portland (PDX)

View $89 flight on Sat, Aug 23, 2025Opens in a new window

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$89 Cheap Delta flights Billings (BIL) to Portland (PDX)

Prices were available within the past 7 days and start at $89 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Nov 12 - Sat, Nov 15
BIL
Billings
PDX
Portland
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Delta flight, departing Wed, Nov 12 from Billings to Portland, returning Sat, Nov 15, priced at $177 just found
Delta
Tue, Sep 16 - Tue, Sep 23
BIL
Billings
PDX
Portland
$179 Roundtrip, found 2 days ago
$179
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 16 from Billings to Portland, returning Tue, Sep 23, priced at $179 found 2 days ago
Delta
Sat, Aug 30 - Sat, Sep 13
BIL
Billings
PDX
Portland
$182 Roundtrip, found 19 hours ago
$182
Roundtrip
found 19 hours ago
Select Delta flight, departing Sat, Aug 30 from Billings to Portland, returning Sat, Sep 13, priced at $182 found 19 hours ago
Delta
Sun, Oct 5 - Tue, Oct 28
BIL
Billings
PDX
Portland
$192 Roundtrip, found 6 hours ago
$192
Roundtrip
found 6 hours ago
Select Delta flight, departing Sun, Oct 5 from Billings to Portland, returning Tue, Oct 28, priced at $192 found 6 hours ago
Delta
Sat, Aug 30 - Thu, Sep 4
BIL
Billings
PDX
Portland
$195 Roundtrip, found 23 hours ago
$195
Roundtrip
found 23 hours ago
Select Delta flight, departing Sat, Aug 30 from Billings to Portland, returning Thu, Sep 4, priced at $195 found 23 hours ago
Delta
Thu, Sep 18 - Sun, Sep 21
BIL
Billings
PDX
Portland
$200 Roundtrip, found 8 hours ago
$200
Roundtrip
found 8 hours ago
Select Delta flight, departing Thu, Sep 18 from Billings to Portland, returning Sun, Sep 21, priced at $200 found 8 hours ago
Delta
Thu, Sep 4 - Fri, Sep 12
BIL
Billings
PDX
Portland
$202 Roundtrip, found 1 day ago
$202
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 4 from Billings to Portland, returning Fri, Sep 12, priced at $202 found 1 day ago
Delta
Wed, Oct 29 - Sat, Nov 1
BIL
Billings
PDX
Portland
$213 Roundtrip, found 8 hours ago
$213
Roundtrip
found 8 hours ago
Select Delta flight, departing Wed, Oct 29 from Billings to Portland, returning Sat, Nov 1, priced at $213 found 8 hours ago
Flights from Billings (BIL) to Portland (PDX)
Origin airport
Logan Intl.
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Alaska Airlines
Distance
677 mi
Average flight time
2 hours 5 mins

Frequently asked questions

How much is a Delta Air Lines flight from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
Use the "Price (lowest to highest)" filter on Expedia to search for cheap Delta Air Lines round-trip flights from $177 from BIL to PDX. Affordable one-way fares from $89 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BIL to PDX with Delta Air Lines?
Delta Air Lines flights to Portland tend to be more affordable in the low-season months of January and December. Whether you're searching for a one-way or a return ticket, you could score a better deal then.
What is the cheapest time to book flights from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX) with Delta Air Lines?
Start searching one to three months before your departure to score cheaper fares on Delta Air Lines flights from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
To find out if there's a direct route from BIL to PDX with Delta Air Lines or other carriers, select the "Nonstop" filter when searching for flights.
What is the earliest Delta Air Lines flight from BIL to PDX?
Search Delta Air Lines's earliest flights from BIL to PDX by using our "Early Morning" and "Morning" filters. Not only will you get to your destination sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Portland?
Delta Air Lines flights from Logan Intl. Airport (BIL) to Portland touch down at Portland Intl. Airport (PDX). This is the main gateway to this city.
Why fly with Delta Air Lines from BIL to PDX?
Delta Air Lines makes flying from BIL to PDX more comfortable with a rewarding loyalty program and an excellent in-flight experience. You even have the chance to collect points with Delta SkyMiles. Don't forget to join Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
Depending on the type of ticket you purchased, a fee is typically charged if you cancel or change your flight more than 24 hours after it's confirmed. To find flexible fares, select our "Changes included" or "No cancel fee" filter when searching for flights. For additional information on canceling or modifying your reservation, go to "Trips," select your flight and tick "Manage Booking."

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