$304 Cheap Flights from Sun Valley (SUN) to Bellingham (BLI)

View $304 flight on Sun, Aug 16, 2026Opens in a new window

Popular airlines from Sun Valley, ID (SUN-Friedman Memorial) to Bellingham, WA (BLI-Bellingham Intl.)

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Cheap Flights from Sun Valley to Bellingham (SUN-BLI)

Prices were available within the past 7 days and start at $304 for one-way flights and $567 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$567 Roundtrip, found 4 days ago
$567
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $567 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$580 Roundtrip, found 4 days ago
$580
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $580 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$605 Roundtrip, found 4 days ago
$605
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $605 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$631 Roundtrip, found 4 days ago
$631
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $631 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$648 Roundtrip, found 4 days ago
$648
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $648 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$673 Roundtrip, found 4 days ago
$673
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $673 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$680 Roundtrip, found 4 days ago
$680
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $680 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$681 Roundtrip, found 4 days ago
$681
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $681 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$686 Roundtrip, found 4 days ago
$686
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $686 found 4 days ago
Alaska Airlines
Wed, Jul 15 - Mon, Jul 20
SUN
Sun Valley
BLI
Bellingham
$697 Roundtrip, found 4 days ago
$697
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Sun Valley to Bellingham, returning Mon, Jul 20, priced at $697 found 4 days ago

Frequently asked questions

How much does a flight from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI) cost?
Lock in a cheap one-way flight from $304 or cheap return flight from $567 from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI)?
July is the least expensive month to fly from SUN to BLI. Traveling outside of peak seasons is often the key to landing a great deal.
What is the cheapest airline that flies from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SUN to BLI flight.
How many flights per day from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI)?
There are no daily nonstop flights departing from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from SUN to BLI?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI)?
Select a flight from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI) that takes off before 3 PM to reduce the likelihood of delays. Later departures 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 Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI) last-minute?
Last-minute bookings from SUN to BLI are generally more expensive. For the lowest rates, start searching for flights as early as possible. That said, if your travel plans are flexible, you may land a cheap fare right before your journey.
Is it cheaper to book a SUN to BLI flight and hotel package?
Opting for a SUN to BLI flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our wide range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Friedman Memorial Airport (SUN) to Bellingham Intl. Airport (BLI)?
Typically, it's possible to cancel or reschedule your SUN to BLI flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Friedman Memorial
Destination airport
Bellingham Intl.
Roundtrip price
$566
Distance
536 mi

*Flight schedules are subject to change.

*Available to One Key members.