$106+ Cheap flights from Boise to Portland (BOI - PDX)
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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PDX
Sep 8 — Sep 151
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Portland 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 Boise Air Term. Gowen Fld to Portland are usually found in December or October, booked 61 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Boise to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boise to PortlandExplore the most affordable flight options available from Boise to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
Explore the most affordable flight options available from Boise to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
This SmartFares deal was found by Cheapflights users on 8/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:28 pm -
Nonstop1h 18m
Sun 9/610:47 am -
Nonstop1h 25m
Deal found 8/5![Alaska Airlines logo]()
$191
This Expedia deal was found by Cheapflights users on 8/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:24 pm -
1 stop5h 47m
Fri 9/117:09 am -
1 stop4h 26m
Deal found 8/7![Multiple Airlines logo]()
$201
This Alaska Airlines deal was found by Cheapflights users on 8/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
Nonstop1h 20m
Wed 9/162:53 pm -
Nonstop1h 22m
Deal found 8/6![Alaska Airlines logo]()
$207
This Expedia deal was found by Cheapflights users on 8/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:32 pm -
Nonstop1h 18m
Sat 9/127:00 am -
Nonstop1h 34m
Deal found 8/6![Alaska Airlines logo]()
$208
This Trip.com deal was found by Cheapflights users on 8/5. 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 9/191:31 pm -
Nonstop1h 18m
Sat 9/262:53 pm -
Nonstop1h 22m
Deal found 8/5![Alaska Airlines logo]()
$211
This Southwest deal was found by Cheapflights users on 8/9. 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 11/126:35 am -
1 stop7h 30m
Mon 11/166:40 am -
1 stop4h 45m
Deal found 8/9![Southwest logo]()
$212
This Delta deal was found by Cheapflights users on 8/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:45 am -
1 stop6h 01m
Wed 9/1611:20 am -
1 stop4h 59m
Deal found 8/5![Delta logo]()
$217
This Expedia deal was found by Cheapflights users on 8/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:24 pm -
1 stop5h 47m
Sun 9/137:00 am -
Nonstop1h 34m
Deal found 8/6![Multiple Airlines logo]()
$221
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:40 pm -
1 stop7h 45m
Tue 9/2211:35 am -
2 stops9h 55m
Deal found 8/4![Southwest logo]()
$222
This Orbitz deal was found by Cheapflights users on 8/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:52 pm -
1 stop5h 16m
Mon 11/95:40 pm -
1 stop3h 40m
Deal found 8/5![Multiple Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 8/9. 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 9/244:55 pm -
1 stop7h 25m
Sun 9/276:45 am -
1 stop4h 10m
Deal found 8/9![Southwest logo]()
$225
Best flights from Boise to PortlandDiscover carefully curated flight deals from Boise to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
Discover carefully curated flight deals from Boise to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
This Delta deal was found by Cheapflights users on 8/7. 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.
Wed 9/96:45 am -
1 stop6h 01m
Sat 9/129:51 am -
1 stop4h 25m
Deal found 8/7![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:40 pm -
1 stop7h 45m
Tue 9/2211:35 am -
2 stops9h 55m
Deal found 8/4![Southwest logo]()
$222
This Alaska Airlines deal was found by Cheapflights users on 8/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:54 pm -
Nonstop1h 30m
Mon 11/165:42 pm -
Nonstop1h 21m
Deal found 8/6![Alaska Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 8/6. 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.
Sun 10/255:50 am -
1 stop6h 40m
Wed 10/286:40 am -
1 stop3h 40m
Deal found 8/6![Southwest logo]()
$227
This Delta deal was found by Cheapflights users on 8/6. 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 9/257:19 pm -
1 stop3h 43m
Sun 9/275:30 am -
1 stop5h 07m
Deal found 8/6![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:23 pm -
Nonstop1h 27m
Sun 10/257:09 am -
1 stop4h 26m
Deal found 8/9![Alaska Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 8/9. 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.
Tue 10/276:45 am -
1 stop6h 24m
Wed 10/285:30 am -
1 stop3h 24m
Deal found 8/9![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:25 pm -
Nonstop1h 20m
Tue 10/67:02 am -
Nonstop1h 30m
Deal found 8/8![Alaska Airlines logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:23 pm -
Nonstop1h 27m
Wed 10/282:48 pm -
Nonstop1h 19m
Deal found 8/7![Alaska Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 8/9. 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.
Fri 9/45:59 pm -
1 stop5h 03m
Tue 9/811:20 am -
1 stop6h 20m
Deal found 8/9![Delta logo]()
$277
Last-minute flights from Boise to PortlandDiscover last-minute flight deals from Boise to Portland. Data last updated August 9, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Portland. Data last updated August 9, 2026 and is based on user searches.
This SmartFares deal was found by Cheapflights users on 8/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:28 pm -
Nonstop1h 18m
Sun 9/610:47 am -
Nonstop1h 25m
Deal found 8/5![Alaska Airlines logo]()
$191
This Expedia deal was found by Cheapflights users on 8/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:32 pm -
Nonstop1h 18m
Sat 9/127:00 am -
Nonstop1h 34m
Deal found 8/6![Alaska Airlines logo]()
$208
This Expedia deal was found by Cheapflights users on 8/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:24 pm -
1 stop5h 47m
Fri 9/117:09 am -
1 stop4h 26m
Deal found 8/7![Multiple Airlines logo]()
$201
This Expedia deal was found by Cheapflights users on 8/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:24 pm -
1 stop5h 47m
Sun 9/137:00 am -
Nonstop1h 34m
Deal found 8/6![Multiple Airlines logo]()
$221
This Delta deal was found by Cheapflights users on 8/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:45 am -
1 stop6h 01m
Wed 9/1611:20 am -
1 stop4h 59m
Deal found 8/5![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 8/5. 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 9/94:27 pm -
Nonstop1h 18m
Sun 9/137:00 am -
Nonstop1h 34m
Deal found 8/5![Alaska Airlines logo]()
$230
This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:27 pm -
Nonstop1h 18m
Mon 9/142:33 pm -
Nonstop1h 22m
Deal found 8/5![Alaska Airlines logo]()
$229
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:50 am -
1 stop4h 55m
Sat 9/126:20 am -
1 stop4h 55m
Deal found 8/4![Southwest logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 8/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
Nonstop1h 20m
Wed 9/162:53 pm -
Nonstop1h 22m
Deal found 8/6![Alaska Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:40 pm -
1 stop7h 45m
Tue 9/2211:35 am -
2 stops9h 55m
Deal found 8/4![Southwest logo]()
$222
This Trip.com deal was found by Cheapflights users on 8/5. 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 9/191:31 pm -
Nonstop1h 18m
Sat 9/262:53 pm -
Nonstop1h 22m
Deal found 8/5![Alaska Airlines logo]()
$211
This Southwest deal was found by Cheapflights users on 8/9. 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 9/244:55 pm -
1 stop7h 25m
Sun 9/276:45 am -
1 stop4h 10m
Deal found 8/9![Southwest logo]()
$225
One-way flights from Boise to PortlandSearch for one-way flight options from Boise to Portland. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
Search for one-way flight options from Boise to Portland. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
This Southwest deal was found by Cheapflights users on 8/9. 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 9/171:55 pm -
1 stop5h 30m
Deal found 8/9![Southwest logo]()
$106
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:40 am -
1 stop4h 45m
Deal found 8/4![Southwest logo]()
$109
This Southwest deal was found by Cheapflights users on 8/9. 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.
Wed 9/92:20 pm -
2 stops8h 00m
Deal found 8/9![Southwest logo]()
$114
This Southwest deal was found by Cheapflights users on 8/9. 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.
Tue 12/153:45 pm -
2 stops6h 40m
Deal found 8/9![Southwest logo]()
$117
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:05 pm -
1 stop4h 40m
Deal found 8/7![United Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 8/5. 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.
Wed 9/166:00 am -
2 stops10h 25m
Deal found 8/5![Southwest logo]()
$120
This Southwest deal was found by Cheapflights users on 8/7. 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 8/294:05 pm -
1 stop4h 55m
Deal found 8/7![Southwest logo]()
$127
This Booking.com deal was found by Cheapflights users on 8/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/81:31 pm -
Nonstop1h 18m
Deal found 8/4![Alaska Airlines logo]()
$134
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:24 pm -
1 stop5h 47m
Deal found 8/7![Frontier logo]()
$139
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:00 am -
Nonstop1h 24m
Deal found 8/9![Alaska Airlines logo]()
$144
This Mytrip deal was found by Cheapflights users on 8/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:27 pm -
Nonstop1h 18m
Deal found 8/6![Alaska Airlines logo]()
$147
Find flight deals from Boise to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Portland (PDX). 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 August 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $191 (SmartFares) |
One-way from | $106 (Southwest) |
Popular in | June |
Cheapest in | December |
Average price | $312 |
Good round-trip deal | $291 or less |
Good one-way deal | $179 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Portland 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 August 9, 2026.
Use the filters below to find and compare flights from Boise to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Wed 9/9
6:45 am-11:46 am
1 stop6h 01m
Portland
Sat 9/12
9:51 am-3:16 pm
1 stop4h 25m
$217
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Tue 9/15
3:40 pm-10:25 pm
1 stop7h 45m
Portland
Tue 9/22
11:35 am-10:30 pm
2 stops9h 55m
$222
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Mon 11/9
7:54 pm-8:24 pm
Nonstop1h 30m
Portland
Mon 11/16
5:42 pm-8:03 pm
Nonstop1h 21m
$227
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Sun 10/25
5:50 am-11:30 am
1 stop6h 40m
Portland
Wed 10/28
6:40 am-11:20 am
1 stop3h 40m
$227
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Fri 9/25
7:19 pm-10:02 pm
1 stop3h 43m
Portland
Sun 9/27
5:30 am-11:37 am
1 stop5h 07m
$237
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Tue 10/27
6:45 am-12:09 pm
1 stop6h 24m
Portland
Wed 10/28
5:30 am-9:54 am
1 stop3h 24m
$237
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Sat 10/24
8:23 pm-8:50 pm
Nonstop1h 27m
Portland
Sun 10/25
7:09 am-12:35 pm
1 stop4h 26m
$257
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Mon 9/28
8:25 pm-8:45 pm
Nonstop1h 20m
Portland
Tue 10/6
7:02 am-9:32 am
Nonstop1h 30m
$262
Quickest round-trip
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Tue 10/27
8:23 pm-8:50 pm
Nonstop1h 27m
Portland
Wed 10/28
2:48 pm-5:07 pm
Nonstop1h 19m
$267
BoisePortland
BOI Boise Air Term. Gowen Fld - PDX Portland
BOIPDX
Boise Air Term. Gowen Fld
Fri 9/4
5:59 pm-10:02 pm
1 stop5h 03m
Portland
Tue 9/8
11:20 am-6:40 pm
1 stop6h 20m
$277
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Boise to Portland
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 Boise to Portland in August.
| 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 | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Boise-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Portland 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 Boise-Portland 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 Boise to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Boise with our price prediction graph.
BOI-PDX
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 Boise to Portland
Prices
Airlines
How far ahead should I book a flight from Boise to Portland?
The best time to book flights from Boise to Portland is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Boise to Portland?
Currently, December is the cheapest month in which you can book a flight from Boise to Portland (average of $208). Flying from Boise to Portland in June is currently the most expensive (average of $357). 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 BOI to PDX?
Find hourly flight availability from Boise to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 9, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from Boise to Portland by exploring options for tickets in the afternoon.
What is the cheapest day to fly from Boise to Portland?
Use this chart to determine the cheapest time to fly round-trip from Boise to Portland. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Boise to Portland flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated August 9, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Boise to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Comfort
7.8
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Comfort
7.8
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Comfort
7.8
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Comfort
7.8
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Boise to Portland. 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 Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Lincoln City
Durham
Longview
Lake Oswego
Hillsboro
Vancouver
Kelso
Clackamas
Troutdale
Cannon Beach
McMinnville
The Dalles
Wilsonville
Stevenson
Tillamook
Astoria
Gresham
Silverton
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Top 3 airlines flying from Boise to Portland
Discover the top 3 airlines that operate flights from Boise to Portland. 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 August 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$248 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$118 | Average$196 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$137 | Average$287 | FlexibilityNo cancel fee | On-time75% |