$94+ Cheap flights from Portland to Boise (PDX - BOI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BOI
Dec 10 — Dec 171
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 67 days in advance, depart on a Saturday or Thursday and return on a Friday
Cheap flight deals from Portland to Boise
Cheapest
Best
Last-minute
One-way
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 November 10, 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 November 10, 2026.
This Southwest deal was found by Cheapflights users on 11/8. 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 12/184:55 pm -
1 stop6h 30m
Sat 12/197:25 pm -
1 stop5h 15m
Deal found 11/8![Southwest logo]()
$224
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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.
Wed 12/910:47 am -
Nonstop1h 22m
Sat 1/99:00 am -
Nonstop1h 30m
Deal found 11/6![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 11/7. 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.
Wed 12/239:38 pm -
Nonstop1h 21m
Sat 12/265:35 am -
Nonstop1h 36m
Deal found 11/7![Alaska Airlines logo]()
$232
This SmartFares deal was found by Cheapflights users on 11/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/247:24 am -
Nonstop1h 14m
Thu 12/318:21 pm -
Nonstop1h 29m
Deal found 11/9![Alaska Airlines logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Thu 12/175:53 pm -
Nonstop1h 19m
Sat 12/195:35 am -
Nonstop1h 36m
Deal found 11/8![Alaska Airlines logo]()
$242
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:30 am -
1 stop4h 38m
Sat 12/54:24 pm -
1 stop5h 02m
Deal found 11/9![United Airlines logo]()
$245
This Delta deal was found by Cheapflights users on 11/5. 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 12/235:30 am -
1 stop4h 43m
Sat 12/266:15 am -
1 stop3h 52m
Deal found 11/5![Delta logo]()
$247
This Priceline deal was found by Cheapflights users on 11/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:51 pm -
Nonstop1h 19m
Mon 12/141:13 pm -
Nonstop1h 35m
Deal found 11/9![Alaska Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 11/6. 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.
Tue 12/224:15 pm -
1 stop6h 36m
Mon 12/286:09 pm -
1 stop6h 40m
Deal found 11/6![Delta logo]()
$262
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 November 10, 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 November 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 11/7. 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.
Wed 12/239:38 pm -
Nonstop1h 21m
Sat 12/265:35 am -
Nonstop1h 36m
Deal found 11/7![Alaska Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 11/8. 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 12/184:55 pm -
1 stop6h 30m
Sat 12/1912:35 pm -
2 stops12h 05m
Deal found 11/8![Southwest logo]()
$235
This Delta deal was found by Cheapflights users on 11/8. 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.
Wed 12/307:00 am -
1 stop5h 30m
Sat 1/26:09 pm -
1 stop6h 40m
Deal found 11/8![Delta logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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 1/96:30 am -
1 stop3h 30m
Thu 1/146:37 am -
1 stop4h 11m
Deal found 11/6![Alaska Airlines logo]()
$262
This Southwest deal was found by Cheapflights users on 11/9. 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 12/1010:15 am -
2 stops10h 25m
Thu 12/175:35 pm -
1 stop7h 40m
Deal found 11/9![Southwest logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 1/145:49 pm -
Nonstop1h 18m
Mon 1/1810:03 am -
1 stop24h 24m
Deal found 11/5![Alaska Airlines logo]()
$275
This Southwest deal was found by Cheapflights users on 11/9. 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 2/2010:40 am -
2 stops10h 00m
Tue 2/2311:40 am -
2 stops8h 10m
Deal found 11/9![Southwest logo]()
$305
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Fri 12/189:38 pm -
Nonstop1h 21m
Sat 12/192:12 pm -
1 stop4h 27m
Deal found 11/8![Alaska Airlines logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 12/610:49 am -
Nonstop1h 22m
Sun 12/135:47 am -
Nonstop1h 31m
Deal found 11/8![Alaska Airlines logo]()
$382
Last-minute flights from Portland to BoiseDiscover last-minute flight deals from Portland to Boise. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Boise. Data last updated November 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:30 am -
1 stop4h 38m
Sat 12/54:24 pm -
1 stop5h 02m
Deal found 11/9![United Airlines logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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.
Wed 12/910:47 am -
Nonstop1h 22m
Sat 1/99:00 am -
Nonstop1h 30m
Deal found 11/6![Alaska Airlines logo]()
$227
This Priceline deal was found by Cheapflights users on 11/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:51 pm -
Nonstop1h 19m
Mon 12/141:13 pm -
Nonstop1h 35m
Deal found 11/9![Alaska Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Thu 12/175:53 pm -
Nonstop1h 19m
Sat 12/195:35 am -
Nonstop1h 36m
Deal found 11/8![Alaska Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 11/8. 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 12/184:55 pm -
1 stop6h 30m
Sat 12/197:25 pm -
1 stop5h 15m
Deal found 11/8![Southwest logo]()
$224
This Delta deal was found by Cheapflights users on 11/6. 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.
Tue 12/224:15 pm -
1 stop6h 36m
Mon 12/286:09 pm -
1 stop6h 40m
Deal found 11/6![Delta logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 11/7. 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.
Wed 12/239:38 pm -
Nonstop1h 21m
Sat 12/265:35 am -
Nonstop1h 36m
Deal found 11/7![Alaska Airlines logo]()
$232
This Delta deal was found by Cheapflights users on 11/5. 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 12/235:30 am -
1 stop4h 43m
Sat 12/266:15 am -
1 stop3h 52m
Deal found 11/5![Delta logo]()
$247
This SmartFares deal was found by Cheapflights users on 11/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/247:24 am -
Nonstop1h 14m
Thu 12/318:21 pm -
Nonstop1h 29m
Deal found 11/9![Alaska Airlines logo]()
$237
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 November 10, 2026.
Search for one-way flight options from Portland to Boise. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Delta deal was found by Cheapflights users on 11/5. 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.
Thu 12/35:59 pm -
1 stop4h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Delta logo]()
$94
This Southwest deal was found by Cheapflights users on 11/7. 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 2/61:15 pm -
1 stop5h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Southwest logo]()
$100
This Cheapflightsfares deal was found by Cheapflights users on 11/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/2410:59 pm -
1 stop18h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Frontier logo]()
$113
This Delta deal was found by Cheapflights users on 11/6. 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.
Wed 12/237:00 am -
1 stop5h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Delta logo]()
$124
This Southwest deal was found by Cheapflights users on 11/6. 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.
Fri 1/16:40 am -
1 stop4h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Southwest logo]()
$125
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/251:41 pm -
1 stop6h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![United Airlines logo]()
$134
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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 12/242:52 pm -
1 stop6h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Alaska Airlines logo]()
$139
This Mytrip deal was found by Cheapflights users on 11/6. 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.
Wed 12/92:45 pm -
Nonstop1h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Alaska Airlines logo]()
$144
This Trip.com deal was found by Cheapflights users on 11/5. 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.
Sun 12/2010:51 am -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/245:50 pm -
2 stops24h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$176
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 12/310:56 am -
2 stops12h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$183
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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $223 (CheapOair) |
One-way from | $94 (Delta) |
Popular in | July |
Cheapest in | April |
Average price | $352 |
Good round-trip deal | $307 or less |
Good one-way deal | $183 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 7,457,451 searches. Data last updated November 10, 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 Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Sun 12/6
5:59 pm-11:52 pm
1 stop4h 53m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$94
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Thu 12/10
7:20 am-2:50 pm
1 stop6h 30m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$94
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Mon 12/7
2:15 pm-6:38 pm
1 stop3h 23m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$94
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Sat 12/5
2:15 pm-6:41 pm
1 stop3h 26m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$94
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Sat 2/6
1:15 pm-7:55 pm
1 stop5h 40m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$100
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Wed 12/23
7:00 am-1:30 pm
1 stop5h 30m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$124
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Fri 12/25
1:41 pm-9:36 pm
1 stop6h 55m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
Quickest round-trip
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Thu 12/24
10:51 am-1:11 pm
Nonstop1h 20m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$159
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Thu 12/10
10:47 am-1:09 pm
Nonstop1h 22m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$159
PortlandBoise
PDX Portland - BOI Boise Air Term. Gowen Fld
PDXBOI
Portland
Sat 12/5
7:00 am-6:23 pm
2 stops10h 23m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$183
Showing 1-10 of 20 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 November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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 44 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 $387). 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 November 10, 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 20% 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 November 7, 2026.
Travelers seeking maximum savings on their Portland to Boise flight should consider departing on Saturday evenings when fares are most often at their lowest. Wednesday evenings 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 November 10, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andDelta 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.
Food
7.0
Entertainment
7.4
Overall
8.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.4
Overall
8.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.4
Overall
8.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.4
Overall
8.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
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Top 3 airlines flying from Portland to Boise
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$222 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$136 | Average$272 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$147 | Average$317 | FlexibilityNo cancel fee | On-time75% |