Oakland to Seattle OAK → SEA
Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA)
The cheapest return found recently is $218 with Alaska Airlines, 24 Feb 2027 – 27 Feb 2027, found 2 days ago. The cheapest one-way found recently is $107 with Alaska Airlines, 18 Nov, found yesterday.
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$218
24 Feb 2027 – 27 Feb 2027 · Alaska Airlines
Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA)
Leaves 5:00 p.m. · Return leaves 4:45 p.m. · 4 h 16 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Cheapest nonstop return
$218
24 Feb 2027 – 27 Feb 2027 · Alaska Airlines
Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA)
Leaves 5:00 p.m. · Return leaves 4:45 p.m. · 4 h 16 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$218 24 Feb 2027 – 27 Feb 2027found 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $117 to $198.
At $218, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 3-night return fares leaving within 3 days of 24 Feb 2027 to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 30 Oct – 1 Nov | $453 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | out nonstop, back 1 stop | found 4 days ago | See prices for these dates |
| 24 Feb 2027 – 27 Feb 2027 | $218 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
February 2027 is the cheapest month — from $218.
Airlines on the cheapest dates: Alaska Airlines.
One-way
The cheapest one-way fare on each of 9 departure dates is usually $104 to $149.
Cheapest one-way found recently
$107
18 Nov · Alaska Airlines
Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA)
Leaves 12:57 p.m. · 2 h 6 min trip
nonstop
found yesterday
Cheapest nonstop one-way
$107
18 Nov · Alaska Airlines
Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA)
Leaves 12:57 p.m. · 2 h 6 min trip
nonstop
found yesterday
Found recently, and the cheapest we hold
$107 18 Novfound yesterdayOpen this trip
$73 7 Novfound 6 days agoOpen this trip
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $61 to $116.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 9 departure dates from 20 Oct to 20 May 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
Yes. Among one-way fares leaving within 3 days of 18 Nov, 17 Nov costs $91: $16 less than the cheapest found recently.
Southwest Airlines · Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) · nonstop · found 5 days ago
Every date we hold
9 fares on 9 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 20 Oct | $104 | Southwest Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | 1 stop | found 6 days ago | Open this trip |
| 26 Oct | $185 | Frontier Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | 1 stop | found 3 days ago | Open this trip |
| 28 Oct | $147 | Frontier Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | stops unknown | found yesterday | Open this trip |
| 7 Nov | $73 | Southwest Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | nonstop | found 6 days ago | Open this trip |
| 15 Nov | $111 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | nonstop | found 6 days ago | Open this trip |
| 16 Nov | $149 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | nonstop | found 6 days ago | Open this trip |
| 17 Nov | $91 | Southwest Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | nonstop | found 5 days ago | Open this trip |
| 18 Nov | $107 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | nonstop | found yesterday | Open this trip |
| 20 May 2027 | $181 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Seattle-Tacoma International Airport (SEA) | nonstop | found 2 days ago | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $73.
Airlines on the cheapest dates: Alaska Airlines, Southwest Airlines, Frontier Airlines.
Premium cabin fares from Oakland to Seattle
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 24 Feb 2027 – 27 Feb 2027 in another cabin: Premium economy · Business · First
Today's prices for 18 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Oakland to Seattle?
Return
Fares 14 to 29 days before departure were typically 80% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 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.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $711 | $515 | +408% | 7 |
| 7–13 days | $290 | $126 | +107% | 12 |
| 14–29 days | $140 | $117 | Cheapest seen | 17 |
| 30–59 days | $163 | $117 | +16% | 20 |
| 60–89 days | $263 | $168 | +88% | 18 |
| 90–179 days | $146 | $140 | +4% | 15 |
| 180+ days | $332 | $332 | +137% | 8 |
One-way
Fares 30 to 59 days before departure were typically 22% lower than 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (25 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.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $104 | $73 | +28% | 9 |
| 7–13 days | $88 | $73 | +9% | 9 |
| 14–29 days | $82 | $68 | +1% | 23 |
| 30–59 days | $81 | $61 | Cheapest seen | 21 |
| 90–179 days | $101 | $75 | +25% | 18 |
| 180+ days | $168 | $166 | +107% | 15 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Sacramento → Seattle
110 km from Oakland
$356
$138 more than flying from Oakland
17 Jul 2027 – 25 Jul 2027 · SMF → SEA · out nonstop, back 1 stop
found 3 days ago
San Jose → Seattle
61 km from Oakland
$237
$19 more than flying from Oakland
30 Oct – 1 Nov · SJC → SEA · out nonstop, back 1 stop
found 4 days ago
Stockton → Seattle
91 km from Oakland
$701
$483 more than flying from Oakland
23 Oct – 24 Oct · SCK → SEA · out 1 stop, back 2 stops
found 5 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
San Francisco → Seattle
13 km from Oakland
$69
$38 less than flying from Oakland
18 Nov · SFO → SEA · 1 stop
found yesterday
San Jose → Seattle
61 km from Oakland
$132
$25 more than flying from Oakland
17 Nov · SJC → SEA · nonstop
found yesterday
Sacramento → Seattle
110 km from Oakland
$169
$62 more than flying from Oakland
2 Nov · SMF → SEA · 1 stop
found yesterday
Stockton → Seattle
91 km from Oakland
$217
$110 more than flying from Oakland
25 Oct · SCK → SEA · 1 stop
found 4 days ago
Santa Rosa → Seattle
81 km from Oakland
$229
$122 more than flying from Oakland
11 Mar 2027 · STS → SEA · nonstop
found 2 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 24 Feb 2027 – 27 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work