Cheap flights from Seattle to Ottawa from $146

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1 stop
Tue, Nov 4
Seattle SEAOttawa YOW

$146
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1 stop
Tue, Nov 4
Seattle SEAOttawa YOW

$146
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1 stop
Tue, Nov 4
Seattle SEAOttawa YOW

$146
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1 stop
Tue, Nov 4
Seattle SEAOttawa YOW

$146
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1 stop
Tue, Nov 4
Seattle SEAOttawa YOW

$146
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1 stop
Sat, Nov 8
Seattle SEAOttawa YOW

$152
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1 stop
Wed, Nov 5 – Fri, Nov 7
Seattle SEAOttawa YOW

$358
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1 stop
Wed, Nov 5 – Fri, Nov 7
Seattle SEAOttawa YOW

$365
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1 stop
Sat, Nov 8 – Thu, Nov 13
Seattle SEAOttawa YOW

$420
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1 stop
Thu, Nov 6 – Mon, Nov 10
Seattle SEAOttawa YOW

$421
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1 stop
Sat, Nov 8 – Wed, Nov 12
Seattle SEAOttawa YOW

$427
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1 stop
Sat, Nov 8 – Mon, Nov 10
Seattle SEAOttawa YOW

$456
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How much do flights to Ottawa cost?

Key info about flying to Ottawa

Depart from
Seattle–Tacoma International
Arrive to
Ottawa Macdonald–Cartier International
Average flights per week
316
Flight distance
Worth visiting
Île Jésus - Island of Montreal

Check-in for a flight from Seattle to Ottawa

NameCarrier codeIATA CodePassport needed during booking
Air CanadaACAACYes
Porter AirlinesPOEPDNo
Alaska AirlinesASAASNo
WestJetWJAWSNo
United AirlinesUALUANo

Weather in Ottawa

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-5°C-13°C
February-3°C-12°C
March1°C-6°C
April9°C0°C
May18°C7°C
June22°C12°C
July25°C16°C
August24°C15°C
September20°C11°C
October12°C5°C
November5°C-1°C
December-1°C-7°C
Hottest Month
25°C
July
Coldest month
-13°C
January
Sunny days
223
days per year
Snow days
35
days per year

14 day forecast

Saturday
18 Oct
77%
17°C7°C
25 Oct
15°C3°C
Sunday
19 Oct
25°C9°C
26 Oct
16°C6°C
Monday
20 Oct
88%
14°C12°C
27 Oct
18°C7°C
Tuesday
21 Oct
87%
16°C9°C
28 Oct
18°C8°C
Wednesday
22 Oct
87%
11°C7°C
29 Oct
18°C7°C
Thursday
23 Oct
85%
7°C2°C
30 Oct
14°C8°C
Friday
24 Oct
10°C0°C
31 Oct
84%
10°C6°C
Travelers usually depart from Seattle–Tacoma International, Kenmore Air Harbor Seaplane Base, or Boeing Field when they travel from Seattle to Ottawa. The most popular airlines for this route are Air Canada, Porter Airlines, Alaska Airlines, WestJet, and United Airlines. Seattle and Ottawa have 316 direct flights per week. When you arrive at Ottawa, consider visiting Île Jésus, and Island of Montreal.

Frequently asked questions

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What are the most popular routes to and from Ottawa?
Which airports are there in Seattle?
What airports are near Seattle?
What airports are near Ottawa?
Which airlines fly between Seattle and Ottawa?
When’s the best time to travel between Seattle and Ottawa?
What flights operate between Seattle and Ottawa?
How many airports are there near Seattle?
How many airports are there near Ottawa?
What time do nonstop (direct) flights between Seattle and Ottawa depart?
What time do nonstop (direct) flights between Seattle and Ottawa arrive?
What time do flights between Seattle and Ottawa depart?
What time do flights between Seattle and Ottawa arrive?

Explore alternative trips

Flights from Seattle

Flights to Ottawa

Popular routes

The nearest countries with flights to Ottawa

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Other destination countries from Seattle

Here is a list of countries people are flying to

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