Find flight deals from San Diego to Seattle

Cheapest flights from San Diego to Seattle
Explore the most affordable flight options available from San Diego to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Thu 22/508:17SAN - SEA

1 stop6h 31mAlaska Airlines

Mon 26/506:00SEA - SAN

Nonstop2h 42mAlaska Airlines

Deal found 29/4£125

Fri 6/619:15SAN - SEA

Nonstop3h 10mDelta

Sun 8/607:25SEA - SAN

Nonstop2h 52mDelta

Deal found 29/4£132

Sat 7/615:45SAN - SEA

Nonstop3h 06mAlaska Airlines

Mon 16/621:18SEA - SAN

1 stop11h 03mAlaska Airlines

Deal found 29/4£134

Fri 23/507:20SAN - SEA

Nonstop3h 16mDelta

Mon 26/507:30SEA - SAN

Nonstop2h 50mDelta

Deal found 29/4£139

Wed 11/608:07SAN - SEA

1 stop6h 06mAlaska Airlines

Sun 15/621:18SEA - SAN

1 stop14h 25mAlaska Airlines

Deal found 28/4£141

Tue 17/606:15SAN - SEA

Nonstop3h 01mAlaska Airlines

Tue 24/617:59SEA - SAN

1 stop14h 22mAlaska Airlines

Deal found 29/4£142

Tue 17/606:15SAN - SEA

Nonstop3h 01mAlaska Airlines

Thu 19/619:59SEA - SAN

Nonstop2h 56mAlaska Airlines

Deal found 29/4£147

Tue 3/617:18SAN - SEA

1 stop4h 17mAlaska Airlines

Tue 1/718:50SEA - SAN

1 stop16h 53mAlaska Airlines

Deal found 29/4£148

Tue 3/610:28SAN - SEA

Nonstop3h 09mAlaska Airlines

Tue 1/708:26SEA - SAN

1 stop7h 43mAlaska Airlines

Deal found 29/4£149

Mon 9/616:59SAN - SEA

Nonstop3h 01mAlaska Airlines

Sun 15/621:18SEA - SAN

1 stop11h 03mAlaska Airlines

Deal found 29/4£153

Mon 16/618:57SAN - SEA

1 stop5h 02mAlaska Airlines

Wed 18/607:00SEA - SAN

Nonstop2h 50mAlaska Airlines

Deal found 29/4£154

Fri 30/508:15SAN - SEA

Nonstop3h 09mHawaiian Airlines

Mon 18/815:42SEA - SAN

1 stop5h 10mHawaiian Airlines

Deal found 29/4£157

Best flights from San Diego to Seattle
Discover carefully curated flight deals from San Diego to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 April 2025.

Thu 22/508:17SAN - SEA

1 stop6h 31mAlaska Airlines

Mon 26/506:00SEA - SAN

Nonstop2h 42mAlaska Airlines

Deal found 29/4£125

Fri 23/507:20SAN - SEA

Nonstop3h 16mDelta

Mon 26/507:30SEA - SAN

Nonstop2h 50mDelta

Deal found 29/4£139

Fri 30/508:15SAN - SEA

Nonstop3h 09mHawaiian Airlines

Mon 18/815:42SEA - SAN

1 stop5h 10mHawaiian Airlines

Deal found 29/4£157

Thu 21/808:00SAN - SEA

1 stop5h 28mUnited Airlines

Thu 21/819:34SEA - SAN

1 stop4h 41mUnited Airlines

Deal found 28/4£171

Fri 27/619:55SAN - SEA

1 stop5h 30mSouthwest

Sat 5/705:30SEA - SAN

2 stops7h 30mSouthwest

Deal found 29/4£244

Fri 6/616:59SAN - SEA

Nonstop3h 01mAlaska Airlines

Sun 8/606:00SEA - SAN

Nonstop2h 42mAlaska Airlines

Deal found 29/4£132

Sat 7/615:45SAN - SEA

Nonstop3h 06mAlaska Airlines

Mon 16/621:18SEA - SAN

1 stop11h 03mAlaska Airlines

Deal found 29/4£134

Mon 26/506:15SAN - SEA

Nonstop3h 09mHawaiian Airlines

Tue 3/618:59SEA - SAN

Nonstop2h 46mHawaiian Airlines

Deal found 29/4£162

Wed 11/608:07SAN - SEA

1 stop6h 06mAlaska Airlines

Sun 15/621:18SEA - SAN

1 stop14h 25mAlaska Airlines

Deal found 28/4£141

Wed 17/914:21SAN - SEA

2 stops6h 33mUnited Airlines

Sun 21/917:35SEA - SAN

1 stop4h 53mUnited Airlines

Deal found 29/4£175

Fri 13/615:35SAN - SEA

Nonstop3h 00mDelta

Wed 18/619:35SEA - SAN

Nonstop2h 52mDelta

Deal found 29/4£184

Tue 17/606:15SAN - SEA

Nonstop3h 01mAlaska Airlines

Tue 24/617:59SEA - SAN

1 stop14h 22mAlaska Airlines

Deal found 29/4£142

Direct flights from San Diego to Seattle
Explore direct flight options from San Diego to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 April 2025.

Sat 31/515:50SAN - SEA

Nonstop3h 10mDelta

Sun 1/619:30SEA - SAN

Nonstop2h 50mDelta

Deal found 29/4£125

Fri 6/616:59SAN - SEA

Nonstop3h 01mAlaska Airlines

Sun 8/606:00SEA - SAN

Nonstop2h 42mAlaska Airlines

Deal found 29/4£132

Fri 23/507:20SAN - SEA

Nonstop3h 16mDelta

Mon 26/507:30SEA - SAN

Nonstop2h 50mDelta

Deal found 29/4£139

Tue 17/606:15SAN - SEA

Nonstop3h 01mAlaska Airlines

Thu 19/619:59SEA - SAN

Nonstop2h 56mAlaska Airlines

Deal found 29/4£147

Thu 12/619:15SAN - SEA

Nonstop3h 10mDelta

Fri 13/619:35SEA - SAN

Nonstop2h 52mDelta

Deal found 29/4£154

Mon 26/506:15SAN - SEA

Nonstop3h 09mHawaiian Airlines

Tue 3/618:59SEA - SAN

Nonstop2h 46mHawaiian Airlines

Deal found 29/4£162

Tue 20/515:17SAN - SEA

Nonstop3h 14mDelta

Thu 22/507:30SEA - SAN

Nonstop2h 50mDelta

Deal found 29/4£169

Mon 26/506:15SAN - SEA

Nonstop3h 09mHawaiian Airlines

Sun 1/621:15SEA - SAN

Nonstop2h 44mHawaiian Airlines

Deal found 29/4£177

Thu 12/615:35SAN - SEA

Nonstop3h 00mDelta

Mon 23/619:35SEA - SAN

Nonstop2h 52mDelta

Deal found 29/4£184

Mon 21/706:15SAN - SEA

Nonstop3h 01mAlaska Airlines

Thu 31/719:59SEA - SAN

Nonstop2h 56mAlaska Airlines

Deal found 29/4£192

Wed 14/519:15SAN - SEA

Nonstop3h 10mDelta

Wed 21/519:30SEA - SAN

Nonstop2h 50mDelta

Deal found 29/4£199

Sat 17/515:50SAN - SEA

Nonstop3h 10mDelta

Sun 25/507:30SEA - SAN

Nonstop2h 50mDelta

Deal found 29/4£207

Last-minute flights from San Diego to Seattle
Discover last-minute flight deals from San Diego to Seattle. Data last updated 30 April 2025 and is based on user searches.

Mon 5/508:10SAN - SEA

1 stop7h 00mAlaska Airlines

Mon 5/517:59SEA - SAN

Nonstop2h 45mAlaska Airlines

Deal found 28/4£329

Mon 5/518:59SAN - SEA

Nonstop3h 18mDelta

Thu 8/511:30SEA - SAN

Nonstop2h 52mDelta

Deal found 29/4£354

Mon 5/518:30SAN - SEA

1 stop4h 15mSouthwest

Thu 8/505:35SEA - SAN

1 stop7h 45mSouthwest

Deal found 29/4£372

Mon 5/515:00SAN - SEA

2 stops7h 30mSouthwest

Thu 8/505:05SEA - SAN

1 stop5h 45mSouthwest

Deal found 29/4£379

Tue 6/518:35SAN - SEA

1 stop18h 55mAlaska Airlines

Wed 7/516:14SEA - SAN

Nonstop2h 45mAlaska Airlines

Deal found 29/4£333

Wed 7/508:25SAN - SEA

1 stop6h 23mAlaska Airlines

Tue 13/517:59SEA - SAN

Nonstop2h 45mAlaska Airlines

Deal found 29/4£336

Wed 7/507:45SAN - SEA

1 stop5h 58mUnited Airlines

Wed 7/517:13SEA - SAN

1 stop6h 46mUnited Airlines

Deal found 28/4£389

Wed 7/507:05SAN - SEA

1 stop5h 35mSouthwest

Wed 7/517:10SEA - SAN

1 stop4h 20mSouthwest

Deal found 28/4£389

Fri 9/517:09SAN - SEA

1 stop6h 40mAlaska Airlines

Thu 15/521:15SEA - SAN

Nonstop2h 44mAlaska Airlines

Deal found 29/4£343

Sat 10/511:54SAN - SEA

Nonstop3h 06mAlaska Airlines

Mon 19/517:59SEA - SAN

1 stop5h 39mAlaska Airlines

Deal found 29/4£334

Sat 10/519:55SAN - SEA

Nonstop3h 04mAlaska Airlines

Tue 13/519:59SEA - SAN

Nonstop2h 45mAlaska Airlines

Deal found 29/4£337

Sat 10/519:55SAN - SEA

Nonstop3h 04mAlaska Airlines

Tue 13/511:39SEA - SAN

1 stop7h 30mAlaska Airlines

Deal found 29/4£339

One-way flights from San Diego to Seattle
Search for one-way flight options from San Diego to Seattle. Find affordable one-way fares based on user searches. Data last updated 30 April 2025.

Thu 22/508:17SAN - SEA

1 stop6h 31mAlaska Airlines

Deal found 29/4£66

Fri 6/613:55SAN - SEA

Nonstop3h 05mDelta

Deal found 29/4£66

Thu 29/511:15SAN - SEA

2 stops9h 56mUnited Airlines

Deal found 29/4£70

Tue 10/608:00SAN - SEA

2 stops10h 32mAlaska Airlines

Deal found 28/4£80

Mon 19/520:50SAN - SEA

Nonstop3h 07mAlaska Airlines

Deal found 29/4£81

Tue 15/722:11SAN - SEA

1 stop12h 19mAlaska Airlines

Deal found 29/4£84

Fri 27/617:50SAN - SEA

1 stop7h 09mUnited Airlines

Deal found 29/4£86

Tue 27/518:32SAN - SEA

1 stop14h 12mAlaska Airlines

Deal found 29/4£87

Fri 23/513:55SAN - SEA

Nonstop3h 05mDelta

Deal found 29/4£89

Mon 30/621:32SAN - SEA

1 stop11h 13mAlaska Airlines

Deal found 29/4£95

Thu 19/607:27SAN - SEA

Nonstop3h 08mDelta

Deal found 30/4£96

Wed 4/608:25SAN - SEA

2 stops10h 07mAlaska Airlines

Deal found 29/4£98

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from San Diego to Seattle – Compare and Save

Find flight deals from San Diego to Seattle

Cheapest flights from San Diego to SeattleExplore the most affordable flight options available from San Diego to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Explore the most affordable flight options available from San Diego to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from San Diego to Seattle
Explore the most affordable flight options available from San Diego to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.