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Cheap flights from Washington to Thunder Bay from $214

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Thunder Bay departing on 6/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Washington to Thunder Bay

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:35 pm - 6:45 pm
SEA
-
YQT
20h 10m
2 stops
WestJet Logo
7:50 pm - 9:40 am
YQT
-
SEA
16h 50m
1 stop
$480WestJet
Fri, May 8 - Fri, May 15
Multiple Airlines Logo
7:55 am - 8:55 am
SEA
-
YQT
22h 00m
1 stop
Multiple Airlines Logo
7:50 pm - 6:45 pm
YQT
-
SEA
25h 55m
1 stop
$512Multiple Airlines
Fri, May 8 - Fri, May 15
Multiple Airlines Logo
3:37 pm - 7:00 pm
SEA
-
YQT
24h 23m
1 stop
Multiple Airlines Logo
7:20 pm - 9:40 am
YQT
-
SEA
17h 20m
2 stops
$530Multiple Airlines
Sat, May 9 - Sat, May 16
WestJet Logo
7:00 am - 6:45 pm
SEA
-
YQT
8h 45m
2 stops
WestJet Logo
7:50 pm - 6:45 pm
YQT
-
SEA
25h 55m
1 stop
$546WestJet
Sat, Jun 20 - Sun, Jun 28
WestJet Logo
7:35 pm - 7:00 pm
SEA
-
YQT
20h 25m
1 stop
WestJet Logo
7:50 pm - 6:45 pm
YQT
-
SEA
25h 55m
1 stop
$566WestJet
Sat, Jun 20 - Sun, Jun 28
WestJet Logo
7:00 am - 6:45 pm
SEA
-
YQT
8h 45m
2 stops
WestJet Logo
11:00 am - 6:45 pm
YQT
-
SEA
10h 45m
2 stops
$583WestJet
Sat, Jun 20 - Sun, Jun 28
Air Canada Logo
7:20 pm - 10:50 am
SEA
-
YQT
12h 30m
2 stops
Air Canada Logo
5:10 am - 2:20 pm
YQT
-
SEA
12h 10m
2 stops
$605Air Canada
Tue, May 5 - Thu, May 7
WestJet Logo
10:30 am - 10:25 am
SEA
-
YQT
20h 55m
2 stops
WestJet Logo
11:00 am - 6:45 pm
YQT
-
SEA
10h 45m
2 stops
$613WestJet
Sat, May 9 - Sat, May 16
WestJet Logo
7:35 pm - 6:45 pm
SEA
-
YQT
20h 10m
2 stops
WestJet Logo
7:20 pm - 9:40 am
YQT
-
SEA
17h 20m
2 stops
$614WestJet
Fri, May 8 - Fri, May 15
Air Canada Logo
7:20 pm - 5:20 pm
SEA
-
YQT
19h 00m
2 stops
Air Canada Logo
5:10 am - 2:20 pm
YQT
-
SEA
12h 10m
2 stops
$625Air Canada
Tue, May 5 - Thu, May 7

WestJet flights from State of Washington to Thunder Bay

Our best WestJet deals on State of Washington to Thunder Bay flight tickets
WestJet
May 8
SEA7:35 pmSeattle/Tacoma Intl
20h 10m
2 stops
YQT6:45 pmThunder Bay
May 15
YQT7:50 pmThunder Bay
16h 50m
1 stop
SEA9:40 amSeattle/Tacoma Intl
$480
WestJet
Jun 20
SEA7:00 amSeattle/Tacoma Intl
8h 45m
2 stops
YQT6:45 pmThunder Bay
Jun 28
YQT7:50 pmThunder Bay
25h 55m
1 stop
SEA6:45 pmSeattle/Tacoma Intl
$546
WestJet
Jun 20
SEA7:35 pmSeattle/Tacoma Intl
20h 25m
1 stop
YQT7:00 pmThunder Bay
Jun 28
YQT7:50 pmThunder Bay
25h 55m
1 stop
SEA6:45 pmSeattle/Tacoma Intl
$566

Air Canada flights from State of Washington to Thunder Bay

Our best Air Canada deals on State of Washington to Thunder Bay flight tickets
Air Canada
May 5
SEA7:20 pmSeattle/Tacoma Intl
12h 30m
2 stops
YQT10:50 amThunder Bay
May 7
YQT5:10 amThunder Bay
12h 10m
2 stops
SEA2:20 pmSeattle/Tacoma Intl
$605
Air Canada
May 5
SEA7:20 pmSeattle/Tacoma Intl
19h 00m
2 stops
YQT5:20 pmThunder Bay
May 7
YQT5:10 amThunder Bay
12h 10m
2 stops
SEA2:20 pmSeattle/Tacoma Intl
$625
Air Canada
May 5
SEA8:00 amSeattle/Tacoma Intl
12h 15m
1 stop
YQT11:15 pmThunder Bay
May 7
YQT5:10 amThunder Bay
18h 58m
1 stop
SEA9:08 pmSeattle/Tacoma Intl
$644

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Thunder Bay that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 26, 2026.
Use the filters below to find and compare flights from Washington to Thunder Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Fri 5/8

7:35 pm-6:45 pm

2 stops20h 10m

Thunder Bay

Fri 5/15

7:50 pm-9:40 am

1 stop16h 50m

$480

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Fri 5/8

7:55 am-8:55 am

1 stop22h 00m

Thunder Bay

Fri 5/15

7:50 pm-6:45 pm

1 stop25h 55m

$512

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Sat 5/9

3:37 pm-7:00 pm

1 stop24h 23m

Thunder Bay

Sat 5/16

7:20 pm-9:40 am

2 stops17h 20m

$530

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Sat 6/20

7:00 am-6:45 pm

2 stops8h 45m

Thunder Bay

Sun 6/28

7:50 pm-6:45 pm

1 stop25h 55m

$546

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Sat 6/20

7:35 pm-7:00 pm

1 stop20h 25m

Thunder Bay

Sun 6/28

7:50 pm-6:45 pm

1 stop25h 55m

$566
Quickest round-trip

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Sat 6/20

7:00 am-6:45 pm

2 stops8h 45m

Thunder Bay

Sun 6/28

11:00 am-6:45 pm

2 stops10h 45m

$583

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Tue 5/5

7:20 pm-10:50 am

2 stops12h 30m

Thunder Bay

Thu 5/7

5:10 am-2:20 pm

2 stops12h 10m

$605

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Sat 5/9

10:30 am-10:25 am

2 stops20h 55m

Thunder Bay

Sat 5/16

11:00 am-6:45 pm

2 stops10h 45m

$613

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Fri 5/8

7:35 pm-6:45 pm

2 stops20h 10m

Thunder Bay

Fri 5/15

7:20 pm-9:40 am

2 stops17h 20m

$614

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Tue 5/5

7:20 pm-5:20 pm

2 stops19h 00m

Thunder Bay

Thu 5/7

5:10 am-2:20 pm

2 stops12h 10m

$625

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Thunder Bay from

How to get the cheapest flight ticket from State of Washington 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

What is the cheapest airline that flies from Washington to Thunder Bay?

WestJet is the most popular carrier operating from Washington to Thunder Bay

Cheap State of Washington to Thunder Bay flight deals and tips

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

Fastest flight time

22h 00m

Direct flights

None
The fastest flight from State of Washington to Thunder Bay takes 22h 00m
There are no direct flights from State of Washington to Thunder Bay. There are no popular flight routes from State of Washington to Thunder Bay.
Search flight deals

  • When did momondo last update prices for flights from Washington to Thunder Bay Airport?

    Prices for flights from Washington to Thunder Bay Airport refresh daily.

  • How old do you have to be to fly from Washington to Thunder Bay Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Thunder Bay Airport.

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

    The travel and health documents you'll need for your trip to Thunder Bay Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Thunder Bay Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Thunder Bay. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Thunder Bay from Washington with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Thunder Bay from Washington.

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

Of course. momondo tracks the price of Washington 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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