Cheap Flights from Portland, ME to Boise, ID from $313

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On Cheapflightsplus.com you will find 26 connecting flights from Portland to Boise. You can compare airfare deals from 2 airlines and multiple travel sites from $313, book and save on cheap plane tickets and last minute offers. Also check out PWM-BOI flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Portland to Boise Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $313 (one-way), $537 (round-trip).

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Best Flights from Portland to Boise Today

Take a look at the list of non stop flights and flights with layovers from Portland to Boise with the lowest price of $313. Take a look at the list of flights with layovers from Portland to Boise from $313. There’re no direct flights. The fastest connecting flight – 8h 25m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $453 Find flight	16:20 Portland Portland Intl Jetport	22:45 Boise Boise	8h 25m layover 1h 9m - Chicago	United Airlines	UA3651 UA5290
from $313 Find flight	06:01 Portland Portland Intl Jetport	19:10 Boise Boise	15h 9m layover 1h 3m - Newark 4h 7m - San Francisco	United Airlines	UA2455 UA2855 UA5720
from $335 Find flight	19:20 Portland Portland Intl Jetport	10:04+1 день Boise Boise	16h 44m layover 1h 0m - Washington D.C. 7h 17m - Denver	United Airlines	UA3582 UA1580 UA4734
from $335 Find flight	19:20 Portland Portland Intl Jetport	17:50+1 день Boise Boise	24h 30m layover 1h 0m - Washington D.C. 15h 15m - Denver	United Airlines	UA3582 UA1580 UA2602
from $335 Find flight	19:20 Portland Portland Intl Jetport	21:29+1 день Boise Boise	28h 9m layover 1h 0m - Washington D.C. 18h 55m - Denver	United Airlines	UA3582 UA1580 UA367
from $335 Find flight	19:20 Portland Portland Intl Jetport	23:13+1 день Boise Boise	29h 53m layover 1h 0m - Washington D.C. 20h 30m - Denver	United Airlines	UA3582 UA1580 UA5923
from $339 Find flight	19:20 Portland Portland Intl Jetport	22:15+1 день Boise Boise	28h 55m layover 1h 0m - Washington D.C. 17h 41m - Los Angeles	United Airlines	UA3582 UA1643 UA5363
from $373 Find flight	15:55 Portland Portland Intl Jetport	12:00+1 день Boise Boise	22h 5m layover 12h 18m - Newark 0h 59m - Chicago	United Airlines	UA3620 UA2164 UA5928
from $376 Find flight	19:20 Portland Portland Intl Jetport	12:40+1 день Boise Boise	19h 20m layover 1h 0m - Washington D.C. 8h 0m - Los Angeles	United Airlines	UA3582 UA1643 UA4682
from $406 Find flight	14:29 Portland Portland Intl Jetport	23:59 Boise Boise	11h 30m layover 0h 56m - Washington D.C. 1h 1m - Seattle	Alaska Airlines	AS6416 AS3 AS2112
from $427 Find flight	19:20 Portland Portland Intl Jetport	23:13+1 день Boise Boise	29h 53m layover 19h 55m - Washington D.C. 1h 36m - Denver	United Airlines	UA3582 UA1728 UA5923
from $458 Find flight	12:15 Portland Portland Intl Jetport	21:29 Boise Boise	11h 14m layover 1h 24m - Newark 1h 19m - Denver	United Airlines	UA3578 UA2852 UA367
from $458 Find flight	13:30 Portland Portland Intl Jetport	23:13 Boise Boise	11h 43m layover 1h 44m - Washington D.C. 1h 36m - Denver	United Airlines	UA4254 UA1728 UA5923

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on February 23, 2025

Flight Schedule Portland (Maine) to Boise (Idaho)

Full flight schedule will help you in detecting at what time planes fly from Portland to Boise. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
16:20 — 22:45	16:20 — 18:26 UA3651 United Airlines Portland — Chicago 1h 9m stop 19:35 — 22:45 UA5290 United Airlines Chicago — Boise	8h 25m including layover	Find flight from$453
06:01 — 19:10	06:00 — 07:40 UA2455 United Airlines Portland — Newark 1h 3m stop 08:45 — 12:10 UA2855 United Airlines Newark — San Francisco 4h 7m stop 16:35 — 19:27 UA5720 United Airlines San Francisco — Boise	15h 9m including layover	Find flight from$313
06:01 — 19:10	06:01 — 07:42 UA2455 United Airlines Portland — Newark 2h 18m stop 10:00 — 13:20 UA1283 United Airlines Newark — San Francisco 3h stop 16:20 — 19:10 UA5720 United Airlines San Francisco — Boise	15h 9m including layover	Find flight from$340
12:15 — 21:29	12:15 — 14:01 UA3578 United Airlines Portland — Newark 1h 24m stop 15:25 — 18:06 UA2852 United Airlines Newark — Denver 1h 19m stop 19:25 — 21:29 UA367 United Airlines Denver — Boise	11h 14m including layover	Find flight from$458
13:30 — 23:13	13:30 — 15:31 UA4254 United Airlines Portland — Washington D.C. 1h 44m stop 17:15 — 19:24 UA1728 United Airlines Washington D.C. — Denver 1h 36m stop 21:00 — 23:13 UA5923 United Airlines Denver — Boise	11h 43m including layover	Find flight from$458
14:29 — 23:59	14:29 — 16:29 AS6416 Alaska Airlines Portland — Washington D.C. 56m stop 17:25 — 20:35 AS3 Alaska Airlines Washington D.C. — Seattle 1h 1m stop 21:36 — 23:59 AS2112 Alaska Airlines Seattle — Boise	11h 30m including layover	Find flight from$406
15:55 — 12:00 +1 day	15:55 — 17:42 UA3620 United Airlines Portland — Newark 12h 18m stop 06:00 — 07:46 UA2164 United Airlines Newark — Chicago 59m stop 08:45 — 12:00 UA5928 United Airlines Chicago — Boise	22h 5m including layover	Find flight from$373
15:55 — 12:40 +1 day	15:55 — 17:42 UA3620 United Airlines Portland — Newark 1h 58m stop 19:40 — 23:11 UA435 United Airlines Newark — Los Angeles 10h 9m stop 09:20 — 12:40 UA4682 United Airlines Los Angeles — Boise	22h 45m including layover	Find flight from$376
16:20 — 10:04 +1 day	16:20 — 18:26 UA3651 United Airlines Portland — Chicago 3h 12m stop 21:38 — 23:30 UA1748 United Airlines Chicago — Denver 8h 17m stop 07:47 — 10:04 UA4734 United Airlines Denver — Boise	19h 44m including layover	Find flight from$335
19:20 — 10:04 +1 day	19:20 — 21:20 UA3582 United Airlines Portland — Washington D.C. 1h stop 22:20 — 00:30 UA1580 United Airlines Washington D.C. — Denver 7h 17m stop 07:47 — 10:04 UA4734 United Airlines Denver — Boise	16h 44m including layover	Find flight from$335
19:20 — 17:50 +1 day	19:20 — 21:20 UA3582 United Airlines Portland — Washington D.C. 1h stop 22:20 — 00:30 UA1580 United Airlines Washington D.C. — Denver 15h 15m stop 15:45 — 17:50 UA2602 United Airlines Denver — Boise	24h 30m including layover	Find flight from$335

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on February 23, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Portland to Boise depends on and how to choose the most interesting flight option for you.

Distance between Portland and Boise is 3648 miles. Time difference between the cities is 2h. Airplanes depart 06:01 to 19:20 from 1 Portland airport and arrive 06:01 to 19:20 to 1 Boise airport. Average flight time is 18h 39m.

The fastest flight 8h 25m
Average flight time 18h 39m
The earliest flight 06:01
The latest flight 19:20
Distance 2267 ml

The cheapest months to travel to Boise are january (from 313 $), february (from 335 $).

What is the lowest airfare Portland to Boise?

The cheapest plane ticket found by our users is $313. This airfare is for economy class on one-way UA2455 flight by United Airlines for February 21, 2025 which leaves Portland Intl Jetport in Portland at 06:01 am and arrives at Boise Boise at 19:10.

Economy class

$313

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Business class

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First class

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Popular Airlines on the Route

The flight Portland — Boise is served by 2 regular airlines . Most of the flights on this route are operated by United Airlines - 25 departures per week at the price of from $ 313 . And the most expensive tickets are offered by United Airlines airline - from $ 458.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 26 flights with layovers on the route. The fastest connecting flight is UA3651 by United Airlines takes 8h 25m and the cheapest is UA2455 by United Airlines for $313.

UA - United Airlines

from $313

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AS - Alaska Airlines

from $406

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Airports

You can fly from Portland to Boise from 1 airports (Portland Intl Jetport).

Portland airports

Portland Intl Jetport-PWM

from $313
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Boise airports

Boise-BOI

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Airplanes

There are flights to Boise from Portland by 2 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Portland

You may also consider searching for discounted plane tickets to some other popular places from Portland within United States.

Portland — Phoenix

from $69

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Portland — Cleveland

from $60

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Portland — Las Vegas

from $74

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Portland — Minneapolis

from $67

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Portland — New York

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Portland — Palm Springs

from $67

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Portland — Atlanta

from $64

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Portland — Columbus

from $61

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Portland — Houston

from $59

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Portland — Indianapolis

from $57

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Top International Destinations from Portland

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Portland — Frankfurt

from $54

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Portland — Dublin

from $68

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Portland — Guadalajara

from $68

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Portland — San Jose

from $58

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Portland — Vancouver

from $73

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Portland — Mexico City

from $58

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Portland — Berlin

from $60

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Portland — Toronto

from $71

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Portland — London

from $78

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Portland — Paris

from $80

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
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That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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