$144 Cheap Flights from Eugene (EUG) to Boise (BOI)

View $144 flight on Mon, Aug 24, 2026Opens in a new window

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

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Cheap Flights from Eugene to Boise (EUG-BOI)

Prices were available within the past 7 days and start at $144 for one-way flights and $250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Sep 12 - Sat, Sep 19
EUG
Eugene
BOI
Boise
$250 Roundtrip, found 5 days ago
$250
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Eugene to Boise, returning Sat, Sep 19, priced at $250 found 5 days ago
Alaska Airlines
Thu, May 28 - Tue, Jun 2
EUG
Eugene
BOI
Boise
$258 Roundtrip, found 6 days ago
$258
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, May 28 from Eugene to Boise, returning Tue, Jun 2, priced at $258 found 6 days ago
Southwest Airlines
Wed, Sep 16 - Mon, Sep 21
EUG
Eugene
BOI
Boise
$259 Roundtrip, found 5 days ago
$259
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Sep 16 from Eugene to Boise, returning Mon, Sep 21, priced at $259 found 5 days ago
Alaska Airlines
Wed, May 13 - Sat, May 16
EUG
Eugene
BOI
Boise
$263 Roundtrip, found 6 days ago
$263
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, May 13 from Eugene to Boise, returning Sat, May 16, priced at $263 found 6 days ago
Southwest Airlines
Wed, Sep 16 - Mon, Sep 21
EUG
Eugene
BOI
Boise
$264 Roundtrip, found 5 days ago
$264
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Sep 16 from Eugene to Boise, returning Mon, Sep 21, priced at $264 found 5 days ago
Southwest Airlines
Thu, May 28 - Tue, Jun 2
EUG
Eugene
BOI
Boise
$265 Roundtrip, found 6 days ago
$265
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Thu, May 28 from Eugene to Boise, returning Tue, Jun 2, priced at $265 found 6 days ago
Alaska Airlines
Wed, Sep 16 - Mon, Sep 21
EUG
Eugene
BOI
Boise
$268 Roundtrip, found 5 days ago
$268
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Sep 16 from Eugene to Boise, returning Mon, Sep 21, priced at $268 found 5 days ago
Southwest Airlines
Thu, May 28 - Tue, Jun 2
EUG
Eugene
BOI
Boise
$270 Roundtrip, found 6 days ago
$270
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Thu, May 28 from Eugene to Boise, returning Tue, Jun 2, priced at $270 found 6 days ago
United
Tue, Jun 2 - Tue, Jun 9
EUG
Eugene
BOI
Boise
$303 Roundtrip, found 14 hours ago
$303
Roundtrip
found 14 hours ago
Select United flight, departing Tue, Jun 2 from Eugene to Boise, returning Tue, Jun 9, priced at $303 found 14 hours ago
Delta
Wed, Jun 10 - Sun, Jun 14
EUG
Eugene
BOI
Boise
$335 Roundtrip, found 7 hours ago
$335
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Jun 10 from Eugene to Boise, returning Sun, Jun 14, priced at $335 found 7 hours ago

Frequently asked questions

How much does a flight from Eugene, OR (EUG) to Boise, ID (BOI) cost?
You can find cheap one-way flights from $144 and cheap return flights from $250 Eugene, OR (EUG) to Boise, ID (BOI) with Expedia. One-way flights typically cost between $179 and $735, and return flights often range between $272 and $926. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Eugene, OR (EUG) to Boise, ID (BOI) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Eugene, OR (EUG) to Boise, ID (BOI)?
January is the cheapest month to fly from Eugene (EUG) to Boise (BOI), with average return fares around $251. This is about 23% lower than the average price throughout the year, as travel tends to slow down after the holiday season. Other affordable months to fly from Eugene to Boise include April and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Eugene, OR (EUG) to Boise, ID (BOI)?
Enter EUG to BOI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Eugene, OR (EUG) to Boise, ID (BOI)?
Southwest Airlines is one of the cheapest airlines offering connecting flights from Mahlon Sweet Field (EUG) to Boise (BOI), with return tickets starting from around $519. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Eugene, OR (EUG) to Boise, ID (BOI)?
To find a cheap flight from Eugene, OR (EUG) to Boise, ID (BOI), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Eugene, OR (EUG) to Boise, ID (BOI)?
For flights from Eugene (EUG) to Boise (BOI), January and April are the best months to consider. You can find return flights for about $251, making it a cost-effective choice. January is quieter post-holidays, while April brings springtime blooms to enjoy.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Eugene, OR (EUG) to Boise, ID (BOI)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from EUG to BOI. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Eugene, OR (EUG) to Boise, ID (BOI)?
The most popular departure times for flights from Eugene, OR (EUG) to Boise, ID (BOI) are from noon to 3pm. About 24% of passengers prefer this time window. Many major carriers, including Alaska Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to travel after a leisurely morning.
How long does it take to fly from Eugene, OR (EUG) to Boise, ID (BOI)?
A flight from EUG to BOI with a layover takes around 6 hours, with the route covering approximately 350 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Eugene, OR (EUG) to Boise, ID (BOI)?
You can fly first class between EUG and BOI. First class cabins are available on:

  • United Airlines
  • Delta Air Lines
  • American Airlines

How do I earn miles on a Eugene, OR (EUG) to Boise, ID (BOI) flight with Expedia?
It's easy to earn miles on a Eugene, OR (EUG) to Boise, ID (BOI) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Eugene, OR (EUG) to Boise, ID (BOI) at the last minute?
Typically, booking a last minute flight from Eugene, OR (EUG) to Boise, ID (BOI) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Eugene, OR (EUG) to Boise, ID (BOI) flight and hotel package?
Securing a Eugene, OR (EUG) to Boise, ID (BOI) Boise Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Eugene, OR (EUG) to Boise, ID (BOI)?
If you booked your Eugene, OR (EUG) to Boise, ID (BOI) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Eugene
Destination airport
Boise
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$250
Distance
350 mi

Book with confidence

Eugene to Boise Flights

The cheapest times to fly from Eugene to Boise

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 Eugene to Boise are during the month of September. You can find some of the cheapest flights from Eugene to Boise with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Eugene to Boise

Sunday is one of the best days to book for cheap flights from Eugene to Boise: 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 Eugene to Boise

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 Eugene to Boise in 2026. You can also book with separate airlines for your outbound and return journeys, from $144 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 Eugene to Boise 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 Eugene to Boise 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.

 

Eugene to Boise Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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