Flights from Portland to Three Rivers

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.

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$257 Roundtrip, found 4 days ago

$257

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $257 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$286 Roundtrip, found 4 days ago

$286

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $286 found 4 days ago

Wed, Sep 24 - Fri, Oct 17

PDX

Portland Intl.

SBN

South Bend Intl.

$289 Roundtrip, found 4 days ago

$289

Roundtrip

found 4 days ago

Select Delta flight, departing Wed, Sep 24 from Portland Intl. to South Bend Intl., returning Fri, Oct 17, priced at $289 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$293 Roundtrip, found 4 days ago

$293

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $293 found 4 days ago

Fri, Sep 26 - Fri, Oct 17

PDX

Portland Intl.

SBN

South Bend Intl.

$294 Roundtrip, found 4 days ago

$294

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Sep 26 from Portland Intl. to South Bend Intl., returning Fri, Oct 17, priced at $294 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$295 Roundtrip, found 4 days ago

$295

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $295 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$302 Roundtrip, found 4 days ago

$302

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $302 found 4 days ago

Wed, Sep 24 - Tue, Oct 21

PDX

Portland Intl.

SBN

South Bend Intl.

$309 Roundtrip, found 4 days ago

$309

Roundtrip

found 4 days ago

Select Delta flight, departing Wed, Sep 24 from Portland Intl. to South Bend Intl., returning Tue, Oct 21, priced at $309 found 4 days ago

Fri, Sep 26 - Tue, Oct 21

PDX

Portland Intl.

SBN

South Bend Intl.

$314 Roundtrip, found 4 days ago

$314

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Sep 26 from Portland Intl. to South Bend Intl., returning Tue, Oct 21, priced at $314 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$318 Roundtrip, found 4 days ago

$318

Roundtrip

found 4 days ago

Select American Airlines flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $318 found 4 days ago

Fri, Sep 26 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$319 Roundtrip, found 4 days ago

$319

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Sep 26 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $319 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$322 Roundtrip, found 4 days ago

$322

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $322 found 4 days ago

Mon, Sep 29 - Fri, Oct 17

PDX

Portland Intl.

SBN

South Bend Intl.

$324 Roundtrip, found 4 days ago

$324

Roundtrip

found 4 days ago

Select Delta flight, departing Mon, Sep 29 from Portland Intl. to South Bend Intl., returning Fri, Oct 17, priced at $324 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$328 Roundtrip, found 4 days ago

$328

Roundtrip

found 4 days ago

Select Delta flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $328 found 4 days ago

Sat, Sep 27 - Fri, Oct 17

PDX

Portland Intl.

SBN

South Bend Intl.

$329 Roundtrip, found 4 days ago

$329

Roundtrip

found 4 days ago

Select Delta flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Fri, Oct 17, priced at $329 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$331 Roundtrip, found 4 days ago

$331

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $331 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$331 Roundtrip, found 4 days ago

$331

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $331 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$333 Roundtrip, found 4 days ago

$333

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $333 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$334 Roundtrip, found 4 days ago

$334

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $334 found 4 days ago

Sat, Sep 27 - Sat, Oct 18

PDX

Portland Intl.

SBN

South Bend Intl.

$338 Roundtrip, found 4 days ago

$338

Roundtrip

found 4 days ago

Select United flight, departing Sat, Sep 27 from Portland Intl. to South Bend Intl., returning Sat, Oct 18, priced at $338 found 4 days ago