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Cheap flights from Seattle to Thunder Bay from $560

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Thunder Bay

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:35 pm - 6:45 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 10m2 stops Calgary Winnipeg
WestJet Logo
7:50 pm - 6:45 pmYQT  Thunder Bay-SEA Seattle/Tacoma Intl
25h 55m1 stop Calgary
$560WestJet
Tue, Oct 20 - Thu, Oct 22
WestJet Logo
7:35 pm - 6:45 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 10m2 stops Calgary Winnipeg
WestJet Logo
7:50 pm - 9:40 amYQT  Thunder Bay-SEA Seattle/Tacoma Intl
16h 50m1 stop Calgary
$582WestJet
Tue, Oct 20 - Thu, Oct 22
Multiple Airlines Logo
7:35 pm - 7:00 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 25m1 stop Calgary
Multiple Airlines Logo
6:20 am - 8:20 amYQT  Thunder Bay-SEA Seattle/Tacoma Intl
29h 00m2 stops Toronto Pearson Intl San Francisco
$591Multiple Airlines
Thu, Oct 22 - Thu, Oct 29
WestJet Logo
7:35 pm - 6:45 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 10m2 stops Calgary Winnipeg
WestJet Logo
7:20 pm - 6:45 pmYQT  Thunder Bay-SEA Seattle/Tacoma Intl
26h 25m2 stops Winnipeg Calgary
$606WestJet
Tue, Oct 20 - Thu, Oct 22
WestJet Logo
7:35 pm - 7:00 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 25m1 stop Calgary
WestJet Logo
4:40 pm - 2:40 pmYQT  Thunder Bay-SEA Seattle/Tacoma Intl
25h 00m3 stops Winnipeg Saskatoon Calgary
$618WestJet
Thu, Oct 22 - Thu, Oct 29
WestJet Logo
7:35 pm - 6:45 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 10m2 stops Calgary Winnipeg
WestJet Logo
7:20 pm - 9:40 amYQT  Thunder Bay-SEA Seattle/Tacoma Intl
17h 20m2 stops Winnipeg Calgary
$626WestJet
Tue, Oct 20 - Thu, Oct 22
WestJet Logo
7:35 pm - 6:45 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 10m3 stops Calgary Vancouver Intl Winnipeg
WestJet Logo
11:00 am - 6:45 pmYQT  Thunder Bay-SEA Seattle/Tacoma Intl
10h 45m2 stops Winnipeg Calgary
$632WestJet
Tue, Oct 13 - Mon, Oct 19
WestJet Logo
7:35 pm - 6:45 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 10m2 stops Calgary Winnipeg
WestJet Logo
7:50 pm - 6:45 pmYQT  Thunder Bay-SEA Seattle/Tacoma Intl
25h 55m1 stop Calgary
$637WestJet
Tue, Oct 13 - Mon, Oct 19
WestJet Logo
7:35 pm - 6:45 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 10m3 stops Calgary Vancouver Intl Winnipeg
WestJet Logo
7:20 pm - 6:45 pmYQT  Thunder Bay-SEA Seattle/Tacoma Intl
26h 25m3 stops Winnipeg Edmonton Calgary
$644WestJet
Tue, Oct 13 - Mon, Oct 19
WestJet Logo
7:35 pm - 6:45 pmSEA  Seattle/Tacoma Intl-YQT Thunder Bay
20h 10m3 stops Calgary Edmonton Winnipeg
WestJet Logo
4:40 pm - 2:40 pmYQT  Thunder Bay-SEA Seattle/Tacoma Intl
25h 00m3 stops Winnipeg Saskatoon Calgary
$656WestJet
Thu, Oct 22 - Thu, Oct 29

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WestJet flights from Seattle to Thunder Bay

Our best WestJet deals on Seattle to Thunder Bay flight tickets
WestJet
Oct 20
SEA7:35 pmSeattle/Tacoma Intl
20h 10m
2 stops
YQT6:45 pmThunder Bay
Oct 22
YQT7:50 pmThunder Bay
25h 55m
1 stop
SEA6:45 pmSeattle/Tacoma Intl
$560
WestJet
Oct 20
SEA7:35 pmSeattle/Tacoma Intl
20h 10m
2 stops
YQT6:45 pmThunder Bay
Oct 22
YQT7:50 pmThunder Bay
16h 50m
1 stop
SEA9:40 amSeattle/Tacoma Intl
$582
WestJet
Oct 20
SEA7:35 pmSeattle/Tacoma Intl
20h 10m
2 stops
YQT6:45 pmThunder Bay
Oct 22
YQT7:20 pmThunder Bay
26h 25m
2 stops
SEA6:45 pmSeattle/Tacoma Intl
$606

Air Canada flights from Seattle to Thunder Bay

Our best Air Canada deals on Seattle to Thunder Bay flight tickets
Air Canada
Oct 20
SEA7:15 pmSeattle/Tacoma Intl
12h 33m
2 stops
YQT10:48 amThunder Bay
Oct 24
YQT11:45 amThunder Bay
14h 02m
2 stops
SEA10:47 pmSeattle/Tacoma Intl
$721
Air Canada
Oct 20
SEA7:55 amSeattle/Tacoma Intl
12h 03m
1 stop
YQT10:58 pmThunder Bay
Oct 24
YQT11:45 amThunder Bay
14h 02m
2 stops
SEA10:47 pmSeattle/Tacoma Intl
$740
Air Canada
Oct 20
SEA7:55 amSeattle/Tacoma Intl
12h 03m
1 stop
YQT10:58 pmThunder Bay
Oct 24
YQT11:45 amThunder Bay
14h 02m
2 stops
SEA10:47 pmSeattle/Tacoma Intl
$741

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Thunder Bay that are best for you.

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Cheapest round-trip

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Tue 10/20

7:35 pm-6:45 pm

2 stops20h 10m

Thunder Bay

Thu 10/22

7:50 pm-6:45 pm

1 stop25h 55m

$560

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Tue 10/20

7:35 pm-6:45 pm

2 stops20h 10m

Thunder Bay

Thu 10/22

7:50 pm-9:40 am

1 stop16h 50m

$582

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Thu 10/22

7:35 pm-7:00 pm

1 stop20h 25m

Thunder Bay

Thu 10/29

6:20 am-8:20 am

2 stops29h 00m

$591

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Tue 10/20

7:35 pm-6:45 pm

2 stops20h 10m

Thunder Bay

Thu 10/22

7:20 pm-6:45 pm

2 stops26h 25m

$606

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Thu 10/22

7:35 pm-7:00 pm

1 stop20h 25m

Thunder Bay

Thu 10/29

4:40 pm-2:40 pm

3 stops25h 00m

$618

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Tue 10/20

7:35 pm-6:45 pm

2 stops20h 10m

Thunder Bay

Thu 10/22

7:20 pm-9:40 am

2 stops17h 20m

$626
Quickest round-trip

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Tue 10/13

7:35 pm-6:45 pm

3 stops20h 10m

Thunder Bay

Mon 10/19

11:00 am-6:45 pm

2 stops10h 45m

$632

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Tue 10/13

7:35 pm-6:45 pm

2 stops20h 10m

Thunder Bay

Mon 10/19

7:50 pm-6:45 pm

1 stop25h 55m

$637

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Tue 10/13

7:35 pm-6:45 pm

3 stops20h 10m

Thunder Bay

Mon 10/19

7:20 pm-6:45 pm

3 stops26h 25m

$644

SeattleThunder Bay

SEA Seattle/Tacoma Intl - YQT Thunder Bay

SEAYQT

Seattle/Tacoma Intl

Thu 10/22

7:35 pm-6:45 pm

3 stops20h 10m

Thunder Bay

Thu 10/29

4:40 pm-2:40 pm

3 stops25h 00m

$656

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Thunder Bay from

How to get the cheapest flight ticket from Seattle to Thunder Bay

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Seattle to Thunder Bay flights?

You could potentially save up to 43% on your flight if you consider stops on a Seattle to Thunder Bay flight.

When to book flights from Seattle to Thunder Bay

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Thunder Bay according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Thunder Bay (SEA to YQT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Thunder Bay

Best Price Found

$560

Fastest flight time

20h 25m

Direct flights

None
The best flight deal from Seattle to Thunder Bay found on momondo in the last 72 hours is $560
The fastest flight from Seattle to Thunder Bay takes 20h 25m
There are no direct flights from Seattle to Thunder Bay. There are no popular flight routes from Seattle to Thunder Bay.
Search flight deals

Frequently asked questions about flying from Seattle to Thunder Bay

  • How far is Seattle/Tacoma Intl to Thunder Bay by plane?

    The distance between Seattle/Tacoma Intl and Thunder Bay is about 1517.8 mi. Typically, this will take 20h 25m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Thunder Bay Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Thunder Bay Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Thunder Bay Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Thunder Bay Airport.

  • What documentation or ID do you need to fly to Thunder Bay Airport?

    The required travel and health documents for your Thunder Bay Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Thunder Bay Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Thunder Bay?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Thunder Bay for you.

Can I find flights from Seattle to Thunder Bay with flexible booking policies on momondo?

momondo does allow users to show only those flights to Thunder Bay from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Thunder Bay?

Once all potential Seattle to Thunder Bay flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Thunder Bay right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Thunder Bay flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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