CA $330 Cheap Flights from Washington (DCA) to Thunder Bay (YQT)

View CA $330 flight on Mon, Jun 8, 2026Opens in a new window

Popular airlines from Ronald Reagan National Airport (DCA) to Thunder Bay, ON (YQT-Thunder Bay Intl.)

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Cheap flights from Washington (DCA) to Thunder Bay (YQT)

Prices were available within the past 7 days and start at CA $330 for one-way flights and CA $947 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $947 Roundtrip, found 6 days ago
CA $947
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $947 found 6 days ago
Delta
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $951 Roundtrip, found 6 days ago
CA $951
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $951 found 6 days ago
Air Canada
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $957 Roundtrip, found 6 days ago
CA $957
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $957 found 6 days ago
Air Canada
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $962 Roundtrip, found 6 days ago
CA $962
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $962 found 6 days ago
Air Canada
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $1,008 Roundtrip, found 6 days ago
CA $1,008
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $1,008 found 6 days ago
Air Canada
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $1,012 Roundtrip, found 6 days ago
CA $1,012
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $1,012 found 6 days ago
Air Canada
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $1,046 Roundtrip, found 6 days ago
CA $1,046
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $1,046 found 6 days ago
Air Canada
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $1,059 Roundtrip, found 6 days ago
CA $1,059
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $1,059 found 6 days ago
WestJet
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $1,393 Roundtrip, found 6 days ago
CA $1,393
Roundtrip
found 6 days ago
Select WestJet flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $1,393 found 6 days ago
WestJet
Thu, May 28 - Thu, Jun 4
DCA
Washington
YQT
Thunder Bay
CA $1,435 Roundtrip, found 6 days ago
CA $1,435
Roundtrip
found 6 days ago
Select WestJet flight, departing Thu, May 28 from Washington to Thunder Bay, returning Thu, Jun 4, priced at CA $1,435 found 6 days ago

Frequently asked questions

How do I find cheap flights from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
To find a cheap flight from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
There are approximately 14 connecting flights per day from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.). Some common connection points include O'Hare Intl. (ORD), Liberty Intl. (EWR), and Minneapolis - St. Paul Intl. (MSP).
What is the earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
The earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) typically departs at approximately 6:00 AM local time, operated by Air Canada. This is a seasonal service active in August. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
You'll typically find the most flights from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) on a Wednesday, with around 26 flights available. This gives you a good selection of options for your journey. Major airlines on this route include United Airlines, Delta Air Lines, and Air Canada.
What are the most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
The most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) are in the morning, from 9am to 12pm. About 49 CAD% of passengers prefer this time. Many major carriers, including United Airlines and Air Canada, offer flights during this window. This timing works well because it allows you to start your travel day without an overly early wake-up, and you'll arrive at your destination with plenty of time left in the day.
How long does it take to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
Flights from DCA to YQT with one stop typically take around 9 hours, covering approximately 898 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
Select the "Business class" and "First class" filters when looking for DCA to YQT flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Thunder Bay from Ronald Reagan Washington National (DCA)?
From Ronald Reagan Washington National (DCA), you can fly directly into Thunder Bay Intl. (YQT) to reach Thunder Bay. Some flights may connect through major hubs like O'Hare Intl. (ORD), Liberty Intl. (EWR), Minneapolis - St. Paul Intl. (MSP) before reaching Thunder Bay. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) flight and hotel package?
Securing a Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.)?
If you booked your Washington, DC (DCA-Ronald Reagan Washington National) to Thunder Bay, ON (YQT-Thunder Bay Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Thunder Bay Intl.
Roundtrip price
CA $946
Distance
1436 km

Book with confidence

Washington to Thunder Bay Flights

The easy way to book your flights from Washington to Thunder Bay 

With Expedia, it’s simple to find and book flights to Thunder Bay from Washington whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Thunder Bay Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Washington to Thunder Bay today, tomorrow, or this week.  

 

Save dollars with cheap flights from Ronald Reagan Washington National, DCA to Thunder Bay Intl., YQT 

Sort your search results by price to find great deals on your flight from Washington to Thunder Bay—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Thunder Bay from Washington currently is just CA $947 rising to CA $1,435.  

Here are more money-saving tips: 

  • Fly in May when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Thunder Bay  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Thunder Bay from Washington 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Thunder Bay with Expedia today.

Washington to Thunder Bay Flights

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