Cheap flights from Seattle to Oakland from $98 SEA → OAK

Found recently, and the cheapest we hold

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 43 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $134 to $328.

At $102, the cheapest return found recently is below that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 6-night return fares leaving within 3 days of 6 Dec to compare.

Every date we hold

6 fares on 6 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $102.

Found recently, and the cheapest we hold

What have prices looked like?

Over 35 days, 28 Sept to 11 Nov, the cheapest one-way we saw each day was $65 to $183.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 18 Jan 2027 to compare.

Every date we hold

2 fares on 2 departure dates

Return

The cheapest fares were 14 to 29 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (43 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

The cheapest fares were 30 to 59 days before departure.

From the cheapest one-way each day between 28 Sept and 11 Nov (35 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Seattle to Oakland?

The cheapest return found recently is $102 with Alaska Airlines, 6 Dec to 12 Dec, found yesterday. The cheapest return fare on each of 6 departure dates is usually $162 to $187.

How much is a one-way flight from Seattle to Oakland?

The cheapest one-way found recently is $98 with Southwest Airlines, 18 Jan 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $79 with Alaska Airlines, 28 Jan 2027, found 4 days ago.

What is the cheapest month to fly from Seattle to Oakland?

December 2026 is the cheapest month for a return, from $102, 6 Dec to 12 Dec, found yesterday.

How far ahead should I book a flight from Seattle to Oakland?

In 43 days of prices between 24 Sept and 11 Nov, return fares were cheapest 14 to 29 days before departure. In 35 days of prices between 28 Sept and 11 Nov, one-way fares were cheapest 30 to 59 days before departure.

Is there a direct flight from Seattle to Oakland?

Yes, the cheapest nonstop return found recently is $102 with Alaska Airlines, 6 Dec to 12 Dec, found yesterday. The cheapest nonstop one-way found recently is $98 with Southwest Airlines, 18 Jan 2027, found 2 days ago.

How long is the flight from Seattle to Oakland?

The cheapest nonstop one-way found recently, with Southwest Airlines on 18 Jan 2027, takes 2 h 10 min from Seattle-Tacoma International Airport (SEA) to Metropolitan Oakland International Airport (OAK).

Which airlines have the cheapest flights from Seattle to Oakland?

Between 6 Dec and 28 Jan 2027, Alaska Airlines has the cheapest return on 4 of the 6 departure dates we hold, and Southwest Airlines on 2.