Cheap Flights to Casco Bay Islands , ME from CA $233

View CA $233 flight on Fri, Jun. 6, 2025Opens in a new window

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How much is the cheapest flight to Casco Bay Islands?

Prices were available within the past 7 days and start at CA $233 for one-way flights and CA $367 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed., Jun. 11 - Wed., Jun. 11
YYZ
Toronto
PWM
Portland
CA $367 Roundtrip, found 5 days ago
CA $367
Roundtrip
found 5 days ago
Select Delta flight, departing Wed., Jun. 11 from Toronto to Portland, returning Wed., Jun. 11, priced at CA $367 found 5 days ago
American Airlines
Sun., Oct. 5 - Wed., Oct. 15
YYZ
Toronto
PWM
Portland
CA $382 Roundtrip, found 5 days ago
CA $382
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sun., Oct. 5 from Toronto to Portland, returning Wed., Oct. 15, priced at CA $382 found 5 days ago
Delta
Tue., Jun. 10 - Mon., Jun. 16
YVR
Vancouver
PWM
Portland
CA $403 Roundtrip, found 5 days ago
CA $403
Roundtrip
found 5 days ago
Select Delta flight, departing Tue., Jun. 10 from Vancouver to Portland, returning Mon., Jun. 16, priced at CA $403 found 5 days ago
United
Fri., Jun. 6 - Mon., Jun. 9
YVR
Vancouver
PWM
Portland
CA $404 Roundtrip, found 1 day ago
CA $404
Roundtrip
found 1 day ago
Select United flight, departing Fri., Jun. 6 from Vancouver to Portland, returning Mon., Jun. 9, priced at CA $404 found 1 day ago
Air Canada
Thu., May 8 - Sat., May 10
YVR
Vancouver
PWM
Portland
CA $433 Roundtrip, found 6 days ago
CA $433
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu., May 8 from Vancouver to Portland, returning Sat., May 10, priced at CA $433 found 6 days ago

Frequently asked questions

How do I find cheap flights to Casco Bay Islands that have flexible change policies?
We understand that travel schedules can change from one day to the next, so choosing a flexible ticket with Expedia is a wise idea. Simply check the “No change fee” box below the “Flexible change policies” filter. Your low-priced, flexible flight to Casco Bay Islands is only a few clicks away.
Which airlines fly to Casco Bay Islands?
Pack your suitcase and take your pick of these well-known airlines that offer flights into or near Casco Bay Islands:

  • United Airlines - 316 flights to or near Casco Bay Islands each month, including 316 flights to Portland Intl. Jetport Airport (PWM) per month.
  • Delta Air Lines - 294 flights to or near Casco Bay Islands each month, including 294 flights to Portland Intl. Jetport Airport (PWM) per month.
  • American Airlines - 290 flights to or near Casco Bay Islands each month, including 290 flights to Portland Intl. Jetport Airport (PWM) per month.

How can I find cheap tickets to Casco Bay Islands?
An effective strategy for walking away with cheap tickets is to be flexible with your dates. Begin with searching for your flight to Casco Bay Islands, then click on the “flexible dates” box to see prices for nearby days. Another good tip? Book ahead of time. To give you an idea of fares, CA $367 was the lowest price for a flight to Casco Bay Islands in the last seven days.
How much is a flight to Casco Bay Islands?
If you were jetting one way from Vancouver (YVR), you could’ve snapped up a bargain fare for just CA $233 in the last seven days. Round-trip journeys to Casco Bay Islands ranged from only CA $367 to CA $433 over the same period.
What are the most popular airports to fly into in Casco Bay Islands?
Portland Intl. Jetport Airport (PWM) is the main jumping-off point for those eager to visit Casco Bay Islands. Roughly 1,140 flights per month land at this airport.
When is the cheapest time to fly to Casco Bay Islands?
Jet off early on in the week to land a bargain fare to Casco Bay Islands. Tuesday is generally the most cost-effective day to depart, with Monday a close second. Saturday typically has the highest ticket prices. This is because lots of people prefer to start their getaway on a weekend.
How much is a plane ticket to Casco Bay Islands?
In the last seven days, flights to Casco Bay Islands varied between CA $367 and CA $433. Prices generally depend on the time of departure, airline, cabin class and when you make your booking.
What months are the cheapest to book a flight to Casco Bay Islands?
February is the cheapest month to lock in a seat for your Casco Bay Islands trip. Tickets are priciest during the month of December, so steer clear of this time if you can.

Trending flights to Casco Bay Islands

Prices were available within the past 7 days and start at CA $233 for one-way flights and CA $367 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed., Jun. 11 - Wed., Jun. 11
YYZ
Toronto
PWM
Portland
CA $367 Roundtrip, found 5 days ago
CA $367
Roundtrip
found 5 days ago
Select Delta flight, departing Wed., Jun. 11 from Toronto to Portland, returning Wed., Jun. 11, priced at CA $367 found 5 days ago
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