$99+ Cheap flights from Portland to Billings (PDX - BIL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BIL
Mar 25 — Apr 11
1 adult, Economy
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Find cheap flights from Portland to Billings 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.Cheapflights Tip: The best prices from Portland to Billings Logan Intl are usually found in January or September, booked 66 days in advance, depart on a Tuesday or Sunday and return on a Thursday
Cheap flight deals from Portland to Billings
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Best
Last-minute
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Cheapest flights from Portland to BillingsExplore the most affordable flight options available from Portland to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2026.
Explore the most affordable flight options available from Portland to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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 3/2810:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Tue 3/3112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:45 pm
PDX
- BIL
1 stop4h 09m
Delta
Tue 5/55:20 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 2/21![Delta logo]()
$197
This United Airlines deal was found by Cheapflights users on 2/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:15 pm
PDX
- BIL
1 stop5h 28m
United Airlines
Mon 5/45:51 pm
BIL
- PDX
1 stop6h 03m
United Airlines
Deal found 2/21![United Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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.
Wed 3/2510:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:45 pm
PDX
- BIL
1 stop4h 09m
Delta
Mon 5/46:18 pm
BIL
- PDX
1 stop6h 35m
Delta
Deal found 2/21![Delta logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 4/2810:30 am
PDX
- BIL
Nonstop1h 56m
Alaska Airlines
Tue 5/512:49 pm
BIL
- PDX
Nonstop2h 01m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 3/312:42 pm
PDX
- BIL
1 stop20h 12m
Alaska Airlines
Sun 4/512:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$240
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:45 am
PDX
- BIL
1 stop4h 08m
Delta
Sun 4/125:15 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 2/22![Delta logo]()
$242
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/289:55 am
PDX
- BIL
1 stop6h 46m
Delta
Tue 3/316:21 pm
BIL
- PDX
2 stops16h 41m
Delta
Deal found 2/22![Delta logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 6/612:03 pm
PDX
- BIL
Nonstop1h 51m
Alaska Airlines
Tue 6/163:40 pm
BIL
- PDX
Nonstop2h 08m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$247
This deal was found by Cheapflights users on 2/23. 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.
Wed 4/295:05 pm
PDX
- BIL
1 stop4h 19m
Delta
Sat 5/25:20 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 2/23![Delta logo]()
$248
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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.
Wed 3/252:42 pm
PDX
- BIL
1 stop8h 16m
Alaska Airlines
Tue 3/3112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$250
Best flights from Portland to BillingsDiscover carefully curated flight deals from Portland to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 23, 2026.
Discover carefully curated flight deals from Portland to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 23, 2026.
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:45 pm
PDX
- BIL
1 stop4h 09m
Delta
Tue 5/55:20 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 2/21![Delta logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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.
Wed 3/2510:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:45 pm
PDX
- BIL
1 stop4h 09m
Delta
Mon 5/46:18 pm
BIL
- PDX
1 stop6h 35m
Delta
Deal found 2/21![Delta logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 4/2810:30 am
PDX
- BIL
Nonstop1h 56m
Alaska Airlines
Tue 5/512:49 pm
BIL
- PDX
Nonstop2h 01m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 3/177:05 am
PDX
- BIL
2 stops15h 33m
Alaska Airlines
Mon 3/2312:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:00 pm
PDX
- BIL
1 stop4h 26m
Delta
Tue 3/106:21 pm
BIL
- PDX
1 stop6h 33m
Delta
Deal found 2/19![Delta logo]()
$317
This CheapOair deal was found by Cheapflights users on 2/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:30 am
PDX
- BIL
Nonstop1h 54m
Alaska Airlines
Tue 3/103:32 pm
BIL
- PDX
Nonstop2h 12m
Alaska Airlines
Deal found 2/19![Alaska Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:00 pm
PDX
- BIL
1 stop4h 26m
Delta
Sat 3/75:10 am
BIL
- PDX
1 stop5h 05m
Delta
Deal found 2/19![Delta logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 3/187:30 am
PDX
- BIL
2 stops15h 28m
Alaska Airlines
Wed 3/2512:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/19![Alaska Airlines logo]()
$397
Last-minute flights from Portland to BillingsDiscover last-minute flight deals from Portland to Billings. Data last updated February 23, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Billings. Data last updated February 23, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 2/20. 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.
Tue 3/173:52 pm
PDX
- BIL
1 stop6h 46m
Alaska Airlines
Mon 3/2312:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$260
This Expedia deal was found by Cheapflights users on 2/19. 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 3/1810:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 3/2512:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/19![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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.
Wed 3/2510:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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.
Wed 3/252:42 pm
PDX
- BIL
1 stop8h 16m
Alaska Airlines
Tue 3/3112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$250
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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 3/265:45 pm
PDX
- BIL
1 stop5h 13m
Alaska Airlines
Tue 3/3112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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 3/2810:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Tue 3/3112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/289:55 am
PDX
- BIL
1 stop6h 46m
Delta
Tue 3/316:21 pm
BIL
- PDX
2 stops16h 41m
Delta
Deal found 2/22![Delta logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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 3/2810:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Mon 3/3012:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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 3/2910:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 3/312:42 pm
PDX
- BIL
1 stop20h 12m
Alaska Airlines
Sun 4/512:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$240
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:02 pm
PDX
- BIL
1 stop4h 27m
Delta
Sun 4/55:15 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 2/21![Delta logo]()
$242
One-way flights from Portland to BillingsSearch for one-way flight options from Portland to Billings. Find affordable one-way fares based on user searches. Data last updated February 23, 2026.
Search for one-way flight options from Portland to Billings. Find affordable one-way fares based on user searches. Data last updated February 23, 2026.
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:10 pm
PDX
- BIL
1 stop6h 56m
Delta
Deal found 2/22![Delta logo]()
$99
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 5/1912:03 pm
PDX
- BIL
Nonstop1h 51m
Alaska Airlines
Deal found 2/19![Alaska Airlines logo]()
$109
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/103:10 pm
PDX
- BIL
1 stop6h 56m
Delta
Deal found 2/22![Delta logo]()
$114
This CheapOair deal was found by Cheapflights users on 2/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2910:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Deal found 2/19![Alaska Airlines logo]()
$119
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:15 pm
PDX
- BIL
1 stop5h 30m
United Airlines
Deal found 2/22![United Airlines logo]()
$123
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:15 pm
PDX
- BIL
1 stop5h 30m
United Airlines
Deal found 2/22![United Airlines logo]()
$134
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:45 am
PDX
- BIL
1 stop4h 08m
Delta
Deal found 2/19![Delta logo]()
$145
This CheapOair deal was found by Cheapflights users on 2/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:40 pm
PDX
- BIL
1 stop4h 58m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$149
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:45 am
PDX
- BIL
1 stop4h 08m
Delta
Deal found 2/22![Delta logo]()
$150
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:05 am
PDX
- BIL
2 stops9h 36m
Delta
Deal found 2/20![Delta logo]()
$155
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:15 pm
PDX
- BIL
1 stop5h 30m
United Airlines
Deal found 2/22![United Airlines logo]()
$157
This Expedia deal was found by Cheapflights users on 2/21. 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 5/610:30 am
PDX
- BIL
Nonstop1h 56m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$169
Find flight deals from Portland to Billings
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Billings (BIL). 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 February 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $187 (Alaska Airlines) |
One-way from | $99 (Delta) |
Popular in | July |
Cheapest in | January |
Average price | $285 |
Good round-trip deal | $177 or less |
Good one-way deal | $183 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Billings 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 2,558,603 searches. Data last updated February 23, 2026.
Use the filters below to find and compare flights from Portland to Billings that are best for you.
Fly from
Portland
Fly to
Billings
Route
Depart
Return
Price
PortlandBillings
PDX - BIL
PDXBIL
Portland
Tue 4/28
5:45 pm-10:54 pm
1 stop4h 09m
Billings Logan Intl
Tue 5/5
5:20 am-8:56 am
1 stop4h 36m
$197
PortlandBillings
PDX - BIL
PDXBIL
Portland
Wed 3/25
10:30 am-1:25 pm
Nonstop1h 55m
Billings Logan Intl
Wed 4/1
12:34 pm-1:41 pm
Nonstop2h 07m
$217
PortlandBillings
PDX - BIL
PDXBIL
Portland
Tue 4/28
5:45 pm-10:54 pm
1 stop4h 09m
Billings Logan Intl
Mon 5/4
6:18 pm-11:53 pm
1 stop6h 35m
$227
PortlandBillings
PDX - BIL
PDXBIL
Portland
Tue 4/28
10:30 am-1:26 pm
Nonstop1h 56m
Billings Logan Intl
Tue 5/5
12:49 pm-1:50 pm
Nonstop2h 01m
$237
PortlandBillings
PDX - BIL
PDXBIL
Portland
Tue 3/17
7:05 am-11:38 pm
2 stops15h 33m
Billings Logan Intl
Mon 3/23
12:34 pm-1:41 pm
Nonstop2h 07m
$287
PortlandBillings
PDX - BIL
PDXBIL
Portland
Fri 3/6
10:30 am-1:24 pm
Nonstop1h 54m
Billings Logan Intl
Tue 3/10
3:32 pm-4:44 pm
Nonstop2h 12m
$297
PortlandBillings
PDX - BIL
PDXBIL
Portland
Fri 3/6
5:00 pm-10:26 pm
1 stop4h 26m
Billings Logan Intl
Tue 3/10
6:21 pm-11:54 pm
1 stop6h 33m
$317
PortlandBillings
PDX - BIL
PDXBIL
Portland
Mon 3/2
5:00 pm-10:26 pm
1 stop4h 26m
Billings Logan Intl
Sat 3/7
5:10 am-9:15 am
1 stop5h 05m
$397
PortlandBillings
PDX - BIL
PDXBIL
Portland
Wed 3/18
7:30 am-11:58 pm
2 stops15h 28m
Billings Logan Intl
Wed 3/25
12:34 pm-1:41 pm
Nonstop2h 07m
$397
PortlandBillings
PDX - BIL
PDXBIL
Portland
Tue 5/19
12:03 pm-2:54 pm
Nonstop1h 51m
$109
Showing 1-10 of 19 results
Compare providers for flights from Portland to Billings
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 Billings in February.
| 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 Portland-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Billings flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Billings 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-Billings 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 Billings
Have a flexible travel schedule? Discover the best time to fly to Billings from Portland with our price prediction graph.
PDX-BIL
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 Billings
Prices
Airlines
How far ahead should I book a flight from Portland to Billings?
Use this chart to determine the optimal time to book a round-trip flight from Portland to Billings. Price data was last updated on February 20, 2026.
Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Billings. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Portland to Billings?
Currently, September is the cheapest month in which you can book a flight from Portland to Billings (average of $88). Flying from Portland to Billings in December is currently the most expensive (average of $277). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PDX to BIL?
Find hourly flight availability from Portland to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 23, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Billings as you normally would.
Reviews of airlines servicing Billings
Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated February 23, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Portland to Billings 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.
Entertainment
7.0
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Portland to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Portland to Billings
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Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 23, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Billings by cabin class
Find flights from Portland to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Billings flights
Browse other Portland and Billings flight options. Last updated on February 23, 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 February 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Portland to Billings
Discover the top 4 airlines that operate flights from Portland to Billings. 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 2,558,603 searches. Data last updated February 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$347 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$278 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$177 | Average$317 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$184 | Average$398 | FlexibilityNo cancel fee | On-time69% |