$102+ Cheap flights from Portland to Boise (PDX - BOI)
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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BOI
Aug 8 — Aug 151
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Boise 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 Boise Air Term. Gowen Fld are usually found in April or February, booked 70 days in advance, depart on a Thursday or Saturday and return on a Thursday
Cheap flight deals from Portland to Boise
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Best
Last-minute
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Cheapest flights from Portland to BoiseExplore the most affordable flight options available from Portland to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.
Explore the most affordable flight options available from Portland to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 9/262:53 pm
PDX
- BOI
Nonstop1h 22m
Alaska Airlines
Tue 9/291:31 pm
BOI
- PDX
Nonstop1h 18m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 8/192:53 pm
PDX
- BOI
Nonstop1h 22m
Alaska Airlines
Wed 8/264:28 pm
BOI
- PDX
Nonstop1h 18m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$200
This Trip.com deal was found by Cheapflights users on 7/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:47 am
PDX
- BOI
Nonstop1h 34m
Alaska Airlines
Mon 8/248:25 pm
BOI
- PDX
Nonstop1h 20m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$202
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:35 am
PDX
- BOI
1 stop6h 40m
Southwest
Fri 8/74:55 pm
BOI
- PDX
1 stop7h 20m
Southwest
Deal found 7/8![Southwest logo]()
$204
This CheapOair deal was found by Cheapflights users on 7/7. 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.
Sat 9/510:47 am
PDX
- BOI
Nonstop1h 25m
Alaska Airlines
Fri 9/118:25 pm
BOI
- PDX
Nonstop1h 20m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$207
This CheapOair deal was found by Cheapflights users on 7/9. 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.
Mon 9/219:33 pm
PDX
- BOI
Nonstop1h 22m
Alaska Airlines
Sat 9/261:31 pm
BOI
- PDX
Nonstop1h 18m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$208
This Southwest deal was found by Cheapflights users on 7/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:25 pm
PDX
- BOI
1 stop7h 30m
Southwest
Thu 8/203:50 pm
BOI
- PDX
2 stops8h 25m
Southwest
Deal found 7/9![Southwest logo]()
$210
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:20 am
PDX
- BOI
2 stops9h 40m
Southwest
Tue 9/12:20 pm
BOI
- PDX
2 stops8h 00m
Southwest
Deal found 7/7![Southwest logo]()
$215
This Delta deal was found by Cheapflights users on 7/8. 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 10/135:30 am
PDX
- BOI
1 stop4h 58m
Delta
Sat 10/178:22 am
BOI
- PDX
1 stop4h 47m
Delta
Deal found 7/8![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:10 pm
PDX
- BOI
1 stop6h 25m
Southwest
Sat 10/31:35 pm
BOI
- PDX
1 stop6h 55m
Southwest
Deal found 7/7![Southwest logo]()
$219
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:20 pm
PDX
- BOI
1 stop5h 15m
Southwest
Sun 8/234:45 pm
BOI
- PDX
1 stop8h 10m
Southwest
Deal found 7/8![Southwest logo]()
$221
Best flights from Portland to BoiseDiscover carefully curated flight deals from Portland to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 9, 2026.
Discover carefully curated flight deals from Portland to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 9, 2026.
This Delta deal was found by Cheapflights users on 7/8. 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 9/55:30 am
PDX
- BOI
1 stop3h 25m
Delta
Fri 9/115:59 pm
BOI
- PDX
1 stop5h 32m
Delta
Deal found 7/8![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:05 am
PDX
- BOI
1 stop9h 10m
Southwest
Fri 8/1410:50 am
BOI
- PDX
1 stop4h 55m
Southwest
Deal found 7/8![Southwest logo]()
$229
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 9/262:53 pm
PDX
- BOI
Nonstop1h 22m
Alaska Airlines
Tue 9/2910:00 am
BOI
- PDX
1 stop5h 30m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 7/9. 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 9/2111:20 am
PDX
- BOI
1 stop6h 19m
Delta
Sat 9/265:59 pm
BOI
- PDX
1 stop5h 32m
Delta
Deal found 7/9![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:00 pm
PDX
- BOI
1 stop6h 15m
Southwest
Sun 8/26:15 am
BOI
- PDX
1 stop6h 35m
Southwest
Deal found 7/7![Southwest logo]()
$243
This Southwest deal was found by Cheapflights users on 7/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:25 pm
PDX
- BOI
1 stop7h 30m
Southwest
Sun 8/167:00 am
BOI
- PDX
2 stops7h 20m
Southwest
Deal found 7/5![Southwest logo]()
$248
This Southwest deal was found by Cheapflights users on 7/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:10 am
PDX
- BOI
1 stop7h 20m
Southwest
Sun 8/97:30 am
BOI
- PDX
1 stop5h 10m
Southwest
Deal found 7/9![Southwest logo]()
$248
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/25:30 am
PDX
- BOI
1 stop3h 23m
Delta
Sun 8/95:59 pm
BOI
- PDX
1 stop5h 03m
Delta
Deal found 7/6![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
PDX
- BOI
1 stop6h 00m
Southwest
Wed 8/124:45 pm
BOI
- PDX
1 stop5h 35m
Southwest
Deal found 7/6![Southwest logo]()
$271
This Delta deal was found by Cheapflights users on 7/7. 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 8/79:29 am
PDX
- BOI
1 stop6h 50m
Delta
Mon 8/106:49 am
BOI
- PDX
1 stop4h 53m
Delta
Deal found 7/7![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 7/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:20 am
PDX
- BOI
2 stops9h 40m
Southwest
Mon 8/2410:50 am
BOI
- PDX
1 stop4h 55m
Southwest
Deal found 7/5![Southwest logo]()
$272
Last-minute flights from Portland to BoiseDiscover last-minute flight deals from Portland to Boise. Data last updated July 9, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Boise. Data last updated July 9, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:50 am
PDX
- BOI
1 stop6h 10m
Southwest
Tue 8/1111:40 am
BOI
- PDX
1 stop4h 45m
Southwest
Deal found 7/7![Southwest logo]()
$224
This Southwest deal was found by Cheapflights users on 7/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:35 am
PDX
- BOI
1 stop6h 40m
Southwest
Mon 8/101:55 pm
BOI
- PDX
1 stop5h 30m
Southwest
Deal found 7/9![Southwest logo]()
$204
This Southwest deal was found by Cheapflights users on 7/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:35 am
PDX
- BOI
1 stop6h 40m
Southwest
Mon 8/1710:25 am
BOI
- PDX
2 stops7h 10m
Southwest
Deal found 7/9![Southwest logo]()
$210
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 8/192:53 pm
PDX
- BOI
Nonstop1h 22m
Alaska Airlines
Wed 8/264:28 pm
BOI
- PDX
Nonstop1h 18m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$200
This Priceline deal was found by Cheapflights users on 7/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:47 am
PDX
- BOI
Nonstop1h 34m
Alaska Airlines
Mon 8/248:25 pm
BOI
- PDX
Nonstop1h 20m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$207
This Trip.com deal was found by Cheapflights users on 7/6. 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 8/216:10 pm
PDX
- BOI
Nonstop1h 15m
Alaska Airlines
Fri 8/284:28 pm
BOI
- PDX
Nonstop1h 18m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$215
This Priceline deal was found by Cheapflights users on 7/8. 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.
Fri 8/212:33 pm
PDX
- BOI
Nonstop1h 22m
Alaska Airlines
Sun 8/238:25 pm
BOI
- PDX
Nonstop1h 20m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:20 pm
PDX
- BOI
1 stop5h 15m
Southwest
Sun 8/234:45 pm
BOI
- PDX
1 stop8h 10m
Southwest
Deal found 7/8![Southwest logo]()
$221
This Trip.com deal was found by Cheapflights users on 7/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:47 am
PDX
- BOI
Nonstop1h 34m
Alaska Airlines
Mon 8/248:25 pm
BOI
- PDX
Nonstop1h 20m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$202
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:20 am
PDX
- BOI
2 stops9h 40m
Southwest
Sun 8/234:35 pm
BOI
- PDX
1 stop3h 40m
Southwest
Deal found 7/8![Southwest logo]()
$226
This Priceline deal was found by Cheapflights users on 7/7. 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.
Sat 8/292:53 pm
PDX
- BOI
Nonstop1h 22m
Alaska Airlines
Tue 9/18:25 pm
BOI
- PDX
Nonstop1h 20m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$197
One-way flights from Portland to BoiseSearch for one-way flight options from Portland to Boise. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
Search for one-way flight options from Portland to Boise. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:50 am
PDX
- BOI
1 stop6h 10m
Southwest
Deal found 7/8![Southwest logo]()
$102
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:20 am
PDX
- BOI
2 stops9h 40m
Southwest
Deal found 7/8![Southwest logo]()
$108
This Southwest deal was found by Cheapflights users on 7/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:50 pm
PDX
- BOI
1 stop7h 30m
Southwest
Deal found 7/5![Southwest logo]()
$109
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:25 pm
PDX
- BOI
1 stop3h 54m
Delta
Deal found 7/6![Delta logo]()
$119
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:55 pm
PDX
- BOI
1 stop5h 35m
Southwest
Deal found 7/7![Southwest logo]()
$122
This Super.com deal was found by Cheapflights users on 7/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:20 pm
PDX
- BOI
1 stop23h 09m
Frontier
Deal found 7/4![Frontier logo]()
$124
This Southwest deal was found by Cheapflights users on 7/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:05 pm
PDX
- BOI
1 stop10h 45m
Southwest
Deal found 7/9![Southwest logo]()
$127
This Priceline deal was found by Cheapflights users on 7/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:47 am
PDX
- BOI
Nonstop1h 25m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$129
This Super.com deal was found by Cheapflights users on 7/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2512:20 pm
PDX
- BOI
1 stop23h 09m
Frontier
Deal found 7/9![Frontier logo]()
$138
This Super.com deal was found by Cheapflights users on 7/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:21 pm
PDX
- BOI
1 stop18h 08m
Frontier
Deal found 7/8![Frontier logo]()
$139
This Southwest deal was found by Cheapflights users on 7/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:00 am
PDX
- BOI
1 stop5h 45m
Southwest
Deal found 7/9![Southwest logo]()
$154
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:15 am
PDX
- BOI
2 stops8h 00m
Southwest
Deal found 7/6![Southwest logo]()
$155
Find flight deals from Portland to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Boise (BOI). 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 July 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $197 (Alaska Airlines) |
One-way from | $102 (Southwest) |
Popular in | July |
Cheapest in | April |
Average price | $372 |
Good round-trip deal | $312 or less |
Good one-way deal | $223 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Boise 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 July 9, 2026.
Use the filters below to find and compare flights from Portland to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBoise
PDX - BOI
PDXBOI
Portland
Sat 9/5
5:30 am-9:55 am
1 stop3h 25m
Boise Air Term. Gowen Fld
Fri 9/11
5:59 pm-10:31 pm
1 stop5h 32m
$227
PortlandBoise
PDX - BOI
PDXBOI
Portland
Mon 9/21
11:20 am-6:39 pm
1 stop6h 19m
Boise Air Term. Gowen Fld
Sat 9/26
5:59 pm-10:31 pm
1 stop5h 32m
$227
PortlandBoise
PDX - BOI
PDXBOI
Portland
Fri 8/7
6:05 am-4:15 pm
1 stop9h 10m
Boise Air Term. Gowen Fld
Fri 8/14
10:50 am-2:45 pm
1 stop4h 55m
$229
PortlandBoise
PDX - BOI
PDXBOI
Portland
Thu 7/30
6:00 pm-1:15 am
1 stop6h 15m
Boise Air Term. Gowen Fld
Sun 8/2
6:15 am-11:50 am
1 stop6h 35m
$243
Quickest round-trip
PortlandBoise
PDX - BOI
PDXBOI
Portland
Sat 9/26
2:53 pm-5:15 pm
Nonstop1h 22m
Boise Air Term. Gowen Fld
Tue 9/29
10:00 am-2:30 pm
1 stop5h 30m
$247
PortlandBoise
PDX - BOI
PDXBOI
Portland
Fri 8/14
3:25 pm-11:55 pm
1 stop7h 30m
Boise Air Term. Gowen Fld
Sun 8/16
7:00 am-1:20 pm
2 stops7h 20m
$248
PortlandBoise
PDX - BOI
PDXBOI
Portland
Sat 8/8
6:10 am-2:30 pm
1 stop7h 20m
Boise Air Term. Gowen Fld
Sun 8/9
7:30 am-11:40 am
1 stop5h 10m
$248
PortlandBoise
PDX - BOI
PDXBOI
Portland
Sat 8/8
6:00 am-1:00 pm
1 stop6h 00m
Boise Air Term. Gowen Fld
Wed 8/12
4:45 pm-9:20 pm
1 stop5h 35m
$271
PortlandBoise
PDX - BOI
PDXBOI
Portland
Sat 8/22
11:20 am-10:00 pm
2 stops9h 40m
Boise Air Term. Gowen Fld
Mon 8/24
10:50 am-2:45 pm
1 stop4h 55m
$272
PortlandBoise
PDX - BOI
PDXBOI
Portland
Sun 8/2
5:30 am-9:53 am
1 stop3h 23m
Boise Air Term. Gowen Fld
Sun 8/9
5:59 pm-10:02 pm
1 stop5h 03m
$307
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Portland to Boise
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 Boise in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Boise 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-Boise 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 Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Portland with our price prediction graph.
PDX-BOI
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 Boise
Prices
Airlines
How far ahead should I book a flight from Portland to Boise?
The price you pay for your flight from Portland to Boise may vary depending on when you book. For the best chance of a lower fare, look to book 69 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Portland to Boise?
Currently, April is the cheapest month in which you can book a flight from Portland to Boise (average of $197). Flying from Portland to Boise in July is currently the most expensive (average of $372). 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 BOI?
Find hourly flight availability from Portland to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 9, 2026.
When flying from Portland to Boise, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 13% versus a flight in the morning.
What is the cheapest day to fly from Portland to Boise?
Use this chart to determine the cheapest time to fly round-trip from Portland to Boise. Price data was last updated on July 4, 2026.
Travelers seeking maximum savings on their Portland to Boise flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Boise
Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated July 9, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Portland to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Comfort
7.8
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 Boise. 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 Boise?
Book flights to Boise if you plan to visit one of these locationsMeridian
Nampa
Caldwell
Ontario
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Other flights to Boise
Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 9, 2026.
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Portland and Boise flights
Browse other Portland and Boise flight options. Last updated on July 9, 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 July 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Portland to Boise
Discover the top 3 airlines that operate flights from Portland to Boise. 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 July 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$206 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$117 | Average$308 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$285 | FlexibilityNo cancel fee | On-time75% |