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$209 Cheap Flights from Twin Falls (TWF) to Eugene (EUG)

View $209 flight on Wed, Sep 16, 2026Opens in a new window

Popular airlines from Twin Falls, ID (TWF) to Mahlon Sweet Field Airport (EUG)

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Cheap Flights from Twin Falls to Eugene (TWF-EUG)

Prices were available within the past 7 days and start at $209 for one-way flights and $446 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Aug 20 - Sun, Aug 23
TWF
Twin Falls
EUG
Eugene
$446 Roundtrip, found 3 days ago
$446
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Aug 20 from Twin Falls to Eugene, returning Sun, Aug 23, priced at $446 found 3 days ago
Delta
Wed, Aug 26 - Sat, Aug 29
TWF
Twin Falls
EUG
Eugene
$467 Roundtrip, found 5 days ago
$467
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 26 from Twin Falls to Eugene, returning Sat, Aug 29, priced at $467 found 5 days ago
Delta
Wed, Aug 26 - Sat, Aug 29
TWF
Twin Falls
EUG
Eugene
$483 Roundtrip, found 5 days ago
$483
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 26 from Twin Falls to Eugene, returning Sat, Aug 29, priced at $483 found 5 days ago
Delta
Thu, Aug 20 - Sun, Aug 23
TWF
Twin Falls
EUG
Eugene
$516 Roundtrip, found 3 days ago
$516
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Aug 20 from Twin Falls to Eugene, returning Sun, Aug 23, priced at $516 found 3 days ago
Delta
Wed, Aug 26 - Sat, Aug 29
TWF
Twin Falls
EUG
Eugene
$518 Roundtrip, found 5 days ago
$518
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 26 from Twin Falls to Eugene, returning Sat, Aug 29, priced at $518 found 5 days ago
Delta
Thu, Aug 20 - Sun, Aug 23
TWF
Twin Falls
EUG
Eugene
$526 Roundtrip, found 3 days ago
$526
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Aug 20 from Twin Falls to Eugene, returning Sun, Aug 23, priced at $526 found 3 days ago
Delta
Wed, Aug 26 - Sat, Aug 29
TWF
Twin Falls
EUG
Eugene
$528 Roundtrip, found 5 days ago
$528
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 26 from Twin Falls to Eugene, returning Sat, Aug 29, priced at $528 found 5 days ago
Delta
Thu, Aug 20 - Sun, Aug 23
TWF
Twin Falls
EUG
Eugene
$536 Roundtrip, found 3 days ago
$536
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Aug 20 from Twin Falls to Eugene, returning Sun, Aug 23, priced at $536 found 3 days ago
Delta
Wed, Aug 26 - Sat, Aug 29
TWF
Twin Falls
EUG
Eugene
$537 Roundtrip, found 5 days ago
$537
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 26 from Twin Falls to Eugene, returning Sat, Aug 29, priced at $537 found 5 days ago
Delta
Wed, Aug 26 - Sat, Aug 29
TWF
Twin Falls
EUG
Eugene
$547 Roundtrip, found 5 days ago
$547
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 26 from Twin Falls to Eugene, returning Sat, Aug 29, priced at $547 found 5 days ago

Frequently asked questions

How much does a flight from Twin Falls, ID (TWF) to Eugene, OR (EUG) cost?
You can find cheap one-way flights from $209 and cheap return flights from $446 Twin Falls, ID (TWF) to Eugene, OR (EUG) with Expedia. One-way flights generally range between $363 and $852. 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 Twin Falls, ID (TWF) to Eugene, OR (EUG) 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 Twin Falls, ID (TWF) to Eugene, OR (EUG)?
The cheapest month to fly from TWF to EUG is August when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Twin Falls, ID (TWF) to Eugene, OR (EUG)?
Enter TWF to EUG and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Twin Falls, ID (TWF) to Eugene, OR (EUG)?
Delta is the carrier that flies from Twin Falls, ID (TWF) to Eugene, OR (EUG). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. 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 Twin Falls, ID (TWF) to Eugene, OR (EUG)?
To find a cheap flight from Twin Falls, ID (TWF) to Eugene, OR (EUG), 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 Twin Falls, ID (TWF) to Eugene, OR (EUG)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Twin Falls, ID (TWF) to Eugene, OR (EUG)?
The earliest flight from Twin Falls (TWF) to Eugene (EUG-Mahlon Sweet Field) typically departs at around 6:15 AM, operated by Delta and Alaska Airlines. This seasonal service is available in July, allowing you to maximize your time in Eugene. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Twin Falls, ID (TWF) to Eugene, OR (EUG)?
The busiest day for flights from (TWF) to Mahlon Sweet Field (EUG) is a Sunday, with around 2 flights. This gives you plenty of options for your travel plans. A major airline on this route is Delta.
What are the most popular departure times for flights from Twin Falls, ID (TWF) to Eugene, OR (EUG)?
The most popular departure times for flights from Twin Falls, ID (TWF) to Eugene, OR (EUG) are in the early morning, from 6am to 9am. About 55% of passengers prefer this time window. Many major carriers, including Delta Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Eugene with plenty of time to enjoy your destination.
How long does it take to fly from Twin Falls, ID (TWF) to Eugene, OR (EUG)?
Flights from TWF to EUG with one stop typically take around 6 hours 50 minutes, covering approximately 453 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 Twin Falls, ID (TWF) to Eugene, OR (EUG)?
First class seats are offered on the TWF to EUG route with Delta Air Lines.
How do I earn miles on a Twin Falls, ID (TWF) to Eugene, OR (EUG) flight with Expedia?
It's easy to earn miles on a Twin Falls, ID (TWF) to Eugene, OR (EUG) 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.
What airports do you fly into for Eugene from TWF (TWF)?
From TWF (TWF), you can fly into Mahlon Sweet Field (EUG) to reach Eugene. Some flights may connect through major hubs like Salt Lake City Intl. (SLC) before reaching Eugene. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Twin Falls, ID (TWF) to Eugene, OR (EUG) at the last minute?
Typically, booking a last minute flight from Twin Falls, ID (TWF) to Eugene, OR (EUG) 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 Twin Falls, ID (TWF) to Eugene, OR (EUG) flight and hotel package?
Securing a Twin Falls, ID (TWF) to Eugene, OR (EUG) Eugene 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 Twin Falls, ID (TWF) to Eugene, OR (EUG)?
If you booked your Twin Falls, ID (TWF) to Eugene, OR (EUG) 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
Twin Falls
Destination airport
Eugene
Airlines serving
Delta
Roundtrip price
$446
Distance
452 mi

Book with confidence

Twin Falls to Eugene Flights

The cheapest times to fly from Twin Falls 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 Twin Falls to Eugene are during the month of August. You can find some of the cheapest flights from Twin Falls to Eugene with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Twin Falls to Eugene

Sunday is one of the best days to book for cheap flights from Twin Falls 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 Twin Falls 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 Twin Falls to Eugene in 2026. You can also book with separate airlines for your outbound and return journeys, from $209 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 Twin Falls 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 Twin Falls 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.

 

Twin Falls to Eugene Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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