Flights from Portland to Sister Bay

Cheapest flights from Portland

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 9 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$251 Roundtrip, found 1 day ago

$251

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Sep 9 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $251 found 1 day ago

Mon, Sep 8 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$270 Roundtrip, found 1 day ago

$270

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Sep 8 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $270 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$296 Roundtrip, found 1 day ago

$296

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $296 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$317 Roundtrip, found 1 day ago

$317

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $317 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$323 Roundtrip, found 1 day ago

$323

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $323 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$325 Roundtrip, found 1 day ago

$325

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $325 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$327 Roundtrip, found 1 day ago

$327

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $327 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$327 Roundtrip, found 1 day ago

$327

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $327 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$330 Roundtrip, found 1 day ago

$330

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $330 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$335 Roundtrip, found 1 day ago

$335

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $335 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$336 Roundtrip, found 1 day ago

$336

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $336 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$341 Roundtrip, found 1 day ago

$341

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $341 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$346 Roundtrip, found 1 day ago

$346

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $346 found 1 day ago

Tue, Sep 9 - Wed, Sep 10

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$346 Roundtrip, found 1 day ago

$346

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 9 from Portland Intl. to Austin Straubel Intl., returning Wed, Sep 10, priced at $346 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$351 Roundtrip, found 1 day ago

$351

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $351 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$354 Roundtrip, found 1 day ago

$354

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $354 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$359 Roundtrip, found 1 day ago

$359

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $359 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$361 Roundtrip, found 1 day ago

$361

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $361 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$364 Roundtrip, found 1 day ago

$364

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $364 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

PDX

Portland Intl.

GRB

Austin Straubel Intl.

$365 Roundtrip, found 1 day ago

$365

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Portland Intl. to Austin Straubel Intl., returning Sat, Sep 13, priced at $365 found 1 day ago