Alaska Airlines Flight 340 Deals & Information (2025/2026)

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Alaska Airlines Flight 340 Route Deals From $120

The cheapest prices found with in the last 7 days for return flights were $217 and $120 for one-way flights to Pittsburgh Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 7 - Wed, Oct 15
SEA
Seattle - Tacoma Intl.
PIT
Pittsburgh Intl.
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Oct 7 from Seattle - Tacoma Intl. to Pittsburgh Intl., returning Wed, Oct 15, priced at $217 found 1 day ago
Wed, Sep 3 - Wed, Sep 10
SEA
Seattle - Tacoma Intl.
PIT
Pittsburgh Intl.
$219 Roundtrip, found 16 hours ago
$219
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Wed, Sep 3 from Seattle - Tacoma Intl. to Pittsburgh Intl., returning Wed, Sep 10, priced at $219 found 16 hours ago
Thu, Aug 28 - Sat, Aug 30
SEA
Seattle - Tacoma Intl.
PIT
Pittsburgh Intl.
$229 Roundtrip, found 1 hour ago
$229
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Aug 28 from Seattle - Tacoma Intl. to Pittsburgh Intl., returning Sat, Aug 30, priced at $229 found 1 hour ago
Thu, Nov 13 - Sun, Nov 16
SEA
Seattle - Tacoma Intl.
PIT
Pittsburgh Intl.
$237 Roundtrip, found 1 hour ago
$237
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Nov 13 from Seattle - Tacoma Intl. to Pittsburgh Intl., returning Sun, Nov 16, priced at $237 found 1 hour ago
Fri, Oct 31 - Sun, Nov 2
SEA
Seattle - Tacoma Intl.
PIT
Pittsburgh Intl.
$247 Roundtrip, found 3 days ago
$247
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Oct 31 from Seattle - Tacoma Intl. to Pittsburgh Intl., returning Sun, Nov 2, priced at $247 found 3 days ago
Tue, Oct 21 - Tue, Oct 28
SEA
Seattle - Tacoma Intl.
PIT
Pittsburgh Intl.
$257 Roundtrip, found 3 days ago
$257
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Pittsburgh Intl., returning Tue, Oct 28, priced at $257 found 3 days ago
Fri, Aug 15 - Wed, Nov 12
PAE
Seattle Paine Field Intl. Airport
PIT
Pittsburgh Intl.
$914 Roundtrip, found 8 hours ago
$914
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Fri, Aug 15 from Seattle Paine Field Intl. Airport to Pittsburgh Intl., returning Wed, Nov 12, priced at $914 found 8 hours ago
Mon, Jul 21 - Mon, Jul 28
PAE
Seattle Paine Field Intl. Airport
PIT
Pittsburgh Intl.
$1,174 Roundtrip, found 5 days ago
$1,174
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Jul 21 from Seattle Paine Field Intl. Airport to Pittsburgh Intl., returning Mon, Jul 28, priced at $1,174 found 5 days ago
Mon, Jul 21 - Mon, Jul 28
PAE
Seattle Paine Field Intl. Airport
PIT
Pittsburgh Intl.
$1,194 Roundtrip, found 5 days ago
$1,194
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Jul 21 from Seattle Paine Field Intl. Airport to Pittsburgh Intl., returning Mon, Jul 28, priced at $1,194 found 5 days ago
Mon, Jul 21 - Mon, Jul 28
PAE
Seattle Paine Field Intl. Airport
PIT
Pittsburgh Intl.
$1,359 Roundtrip, found 5 days ago
$1,359
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Jul 21 from Seattle Paine Field Intl. Airport to Pittsburgh Intl., returning Mon, Jul 28, priced at $1,359 found 5 days ago

Frequently asked questions

What route does flight number AS340 take?
AS340 operates from San Francisco Intl. Airport (SFO) to Newark, NJ Airport (EWR-Liberty Intl.) and is a direct flight. This journey usually takes 5 hours and 45 minutes.
What terminal does AS340 fly out of?
AS340 runs between SFO and Liberty Intl. Airport (EWR), and travelers with a seat on this flight generally board the plane from Terminal 2.
What kind of plane is on flight number AS340?
The Boeing 737-800 is the type of aircraft most often used for flight AS340. This flight almost always departs from SFO and arrives at Newark, NJ Airport (EWR-Liberty Intl.).
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AS340 flight with Travelocity, please visit our Customer Service Portal.