$76 Cheap Flights from Boise (BOI) to Eugene (EUG)

View $76 flight on Tue, Sep 9, 2025Opens in a new window

Popular airlines from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG)

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Cheap Flights from Boise to Eugene (BOI-EUG)

Prices were available within the past 7 days and start at $76 for one-way flights and $158 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Sep 9 - Tue, Sep 16
BOI
Boise
EUG
Eugene
$158 Roundtrip, found 1 hour ago
$158
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Sep 9 from Boise to Eugene, returning Tue, Sep 16, priced at $158 found 1 hour ago
Southwest Airlines
Tue, Sep 9 - Thu, Sep 18
BOI
Boise
EUG
Eugene
$172 Roundtrip, found 1 hour ago
$172
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Sep 9 from Boise to Eugene, returning Thu, Sep 18, priced at $172 found 1 hour ago
Alaska Airlines
Thu, Oct 30 - Wed, Nov 5
BOI
Boise
EUG
Eugene
$178 Roundtrip, found 8 hours ago
$178
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Thu, Oct 30 from Boise to Eugene, returning Wed, Nov 5, priced at $178 found 8 hours ago
Alaska Airlines
Tue, Sep 9 - Tue, Sep 16
BOI
Boise
EUG
Eugene
$184 Roundtrip, found 1 hour ago
$184
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Tue, Sep 9 from Boise to Eugene, returning Tue, Sep 16, priced at $184 found 1 hour ago
Delta
Sat, Aug 30 - Wed, Sep 3
BOI
Boise
EUG
Eugene
$186 Roundtrip, found 2 days ago
$186
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Aug 30 from Boise to Eugene, returning Wed, Sep 3, priced at $186 found 2 days ago
Southwest Airlines
Tue, Sep 9 - Thu, Sep 18
BOI
Boise
EUG
Eugene
$186 Roundtrip, found 1 hour ago
$186
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Sep 9 from Boise to Eugene, returning Thu, Sep 18, priced at $186 found 1 hour ago
Southwest Airlines
Tue, Sep 16 - Tue, Sep 23
BOI
Boise
EUG
Eugene
$189 Roundtrip, found 1 day ago
$189
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Sep 16 from Boise to Eugene, returning Tue, Sep 23, priced at $189 found 1 day ago
Southwest Airlines
Tue, Sep 9 - Thu, Sep 18
BOI
Boise
EUG
Eugene
$190 Roundtrip, found 1 hour ago
$190
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Sep 9 from Boise to Eugene, returning Thu, Sep 18, priced at $190 found 1 hour ago
Hawaiian Airlines
Tue, Sep 9 - Mon, Sep 15
BOI
Boise
EUG
Eugene
$193 Roundtrip, found 1 hour ago
$193
Roundtrip
found 1 hour ago
Select Hawaiian Airlines flight, departing Tue, Sep 9 from Boise to Eugene, returning Mon, Sep 15, priced at $193 found 1 hour ago
United
Tue, Sep 9 - Tue, Sep 16
BOI
Boise
EUG
Eugene
$193 Roundtrip, found 1 hour ago
$193
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Sep 9 from Boise to Eugene, returning Tue, Sep 16, priced at $193 found 1 hour ago

Find the cheapest month to fly from Boise (BOI) to Eugene (EUG)

January is typically the cheapest month to fly

From $141 - $441 per traveler.

Graph displaying average flight prices per month

Alternative airports near Eugene

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Mahlon Sweet Field EUG. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $289
EUG
Mahlon Sweet Field
CheapestClosest
Average driving time to city center14 min
Flights from $289
Flights from Boise (BOI) to Eugene (EUG)
Origin airport
Boise
Destination airport
Eugene
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$157
Distance
350 mi

Boise to Eugene Flights

The cheapest times to fly from Boise to Eugene

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boise to Eugene are during the month of September. You can find some of the cheapest flights from Boise to Eugene with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to Eugene

Sunday is one of the best days to book for cheap flights from Boise to Eugene: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boise to Eugene

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boise to Eugene in 2025. You can also book with separate airlines for your outbound and return journeys, from $76 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boise to Eugene flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boise to Eugene airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG) cost?
Snag a cheap one-way flight from $76 or cheap return flight from $158 from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG)?
Planning your getaway for September can help you save, as it's the cheapest month for flights between BOI and EUG. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BOI to EUG flight.
How many flights per day from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG)?
You'll need to book a flight with a layover if you're traveling from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from BOI to EUG?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on various factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG)?
Opt for a flight from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG) last-minute?
Holding off until right before your break to book a flight from BOI to EUG generally means paying more. While you might find some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule to maximize your chances of snagging a bargain.
Is it cheaper to book a BOI to EUG flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOI to EUG flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Mahlon Sweet Field Airport (EUG)?
It's usually possible to cancel or reschedule your BOI to EUG flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.