Flights from Portland to Somerset

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.

Thu, Jun 5 - Sun, Jun 8

PDX

Portland Intl.

SAT

San Antonio Intl.

$294 Roundtrip, found 22 hours ago

$294

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Portland Intl. to San Antonio Intl., returning Sun, Jun 8, priced at $294 found 22 hours ago

Wed, Jun 4 - Mon, Jun 9

PDX

Portland Intl.

SAT

San Antonio Intl.

$316 Roundtrip, found 6 days ago

$316

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jun 4 from Portland Intl. to San Antonio Intl., returning Mon, Jun 9, priced at $316 found 6 days ago

Fri, Jun 6 - Mon, Jun 9

PDX

Portland Intl.

SAT

San Antonio Intl.

$331 Roundtrip, found 6 days ago

$331

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Jun 6 from Portland Intl. to San Antonio Intl., returning Mon, Jun 9, priced at $331 found 6 days ago

Sat, Jun 7 - Mon, Jun 9

PDX

Portland Intl.

SAT

San Antonio Intl.

$397 Roundtrip, found 6 days ago

$397

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sat, Jun 7 from Portland Intl. to San Antonio Intl., returning Mon, Jun 9, priced at $397 found 6 days ago

Tue, Jun 3 - Mon, Jun 9

PDX

Portland Intl.

SAT

San Antonio Intl.

$413 Roundtrip, found 6 days ago

$413

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Tue, Jun 3 from Portland Intl. to San Antonio Intl., returning Mon, Jun 9, priced at $413 found 6 days ago

Thu, Jun 5 - Mon, Jun 9

PDX

Portland Intl.

SAT

San Antonio Intl.

$417 Roundtrip, found 6 days ago

$417

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Thu, Jun 5 from Portland Intl. to San Antonio Intl., returning Mon, Jun 9, priced at $417 found 6 days ago

Wed, Jun 4 - Sun, Jun 8

PDX

Portland Intl.

SAT

San Antonio Intl.

$624 Roundtrip, found 22 hours ago

$624

Roundtrip

found 22 hours ago

Select Spirit Airlines flight, departing Wed, Jun 4 from Portland Intl. to San Antonio Intl., returning Sun, Jun 8, priced at $624 found 22 hours ago

Sat, Jun 7 - Sun, Jun 8

PDX

Portland Intl.

SAT

San Antonio Intl.

$644 Roundtrip, found 22 hours ago

$644

Roundtrip

found 22 hours ago

Select Spirit Airlines flight, departing Sat, Jun 7 from Portland Intl. to San Antonio Intl., returning Sun, Jun 8, priced at $644 found 22 hours ago

Sat, Jun 7 - Tue, Jun 10

PDX

Portland Intl.

SAT

San Antonio Intl.

$650 Roundtrip, found 22 hours ago

$650

Roundtrip

found 22 hours ago

Select Alaska Airlines flight, departing Sat, Jun 7 from Portland Intl. to San Antonio Intl., returning Tue, Jun 10, priced at $650 found 22 hours ago

Wed, Jun 4 - Sat, Jun 7

PDX

Portland Intl.

SAT

San Antonio Intl.

$650 Roundtrip, found 6 days ago

$650

Roundtrip

found 6 days ago

Select Hawaiian Airlines flight, departing Wed, Jun 4 from Portland Intl. to San Antonio Intl., returning Sat, Jun 7, priced at $650 found 6 days ago