Cheap Flights from San Diego (SAN) to Hermiston (HES)

Popular airlines from San Diego Intl. Airport (SAN) to Hermiston, OR (HES-Hermiston Municipal)

Alternative airports near Hermiston

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

Select flight to Tri-Cities PSC. Cheapest option available. Average driving time to city center is 42 minutes. Flights from $305
PSC
Tri-Cities
Cheapest
Average driving time to city center42 min
Flights from $305
Select flight to Eastern Oregon Regional PDT. Average driving time to city center is 33 minutes. Flights from $378
PDT
Eastern Oregon Regional
Average driving time to city center33 min
Flights from $378

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES) cost?
Grab a cheap one-way flight or cheap return flight from San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES) 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 San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES)?
The cheapest month to fly from SAN to HES is , when demand is low. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from SAN to HES. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES)?
There aren't any daily direct flights available from San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from SAN to HES?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES)?
To touch down at Hermiston Municipal Airport (HES) on schedule, book a flight that leaves San Diego Intl. Airport (SAN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES) last-minute?
Holding off until just before your trip to book a flight from SAN to HES generally means paying more. While it's possible to find some last-minute discounts, there's no guarantee. Be flexible with your travel plans to maximize your chances of getting a bargain.
Is it cheaper to book a SAN to HES flight and hotel package?
Compared with arranging hotels and flights separately, booking a SAN to HES flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the stress out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Hermiston Municipal Airport (HES)?
In most instances, you can cancel or reschedule your SAN to HES flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
San Diego Intl.
Destination airport
Hermiston Municipal
Distance
911 mi

Book with confidence

Book with confidence

San Diego to Hermiston Flights

The cheapest times to fly from San Diego to Hermiston

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

 

The best time to book a flight from San Diego to Hermiston

Sunday is one of the best days to book for cheap flights from San Diego to Hermiston: 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 San Diego to Hermiston

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 San Diego to Hermiston in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 San Diego to Hermiston 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 San Diego to Hermiston 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.

 

San Diego to Hermiston Flights

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*Available to One Key members.