Cheap Flights to St. Lawrence Seaway: St. Lawrence Seaway Flight Deals

View €157 flight on Thu, 28 May 2026Opens in a new window

Flight 1

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Cheap round-trip flights to St. Lawrence Seaway

Prices were available within the past 7 days and start at €157 for one-way flights and €253 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 28 May - Wed, 3 Jun
IAH
Houston
SYR
Syracuse
€253 Return, found 22 hours ago
€253
Return
found 22 hours ago
Select American Airlines flight, departing Thu, 28 May from Houston to Syracuse, returning Wed, 3 Jun, priced at €253 found 22 hours ago
Delta
Thu, 28 May - Wed, 3 Jun
IAH
Houston
SYR
Syracuse
€253 Return, found 22 hours ago
€253
Return
found 22 hours ago
Select Delta flight, departing Thu, 28 May from Houston to Syracuse, returning Wed, 3 Jun, priced at €253 found 22 hours ago
JetBlue Airways
Thu, 28 May - Wed, 3 Jun
IAH
Houston
SYR
Syracuse
€403 Return, found 22 hours ago
€403
Return
found 22 hours ago
Select JetBlue Airways flight, departing Thu, 28 May from Houston to Syracuse, returning Wed, 3 Jun, priced at €403 found 22 hours ago
United
Thu, 28 May - Wed, 3 Jun
IAH
Houston
SYR
Syracuse
€480 Return, found 22 hours ago
€480
Return
found 22 hours ago
Select United flight, departing Thu, 28 May from Houston to Syracuse, returning Wed, 3 Jun, priced at €480 found 22 hours ago
Aer Lingus
Sat, 6 Jun - Sat, 13 Jun
DUB
Dublin
SYR
Syracuse
€911 Return, found 12 hours ago
€911
Return
found 12 hours ago
Select Aer Lingus flight, departing Sat, 6 Jun from Dublin to Syracuse, returning Sat, 13 Jun, priced at €911 found 12 hours ago

Frequently asked questions

How do I find cheap flights to St. Lawrence Seaway that have flexible change policies?
Search for low-cost flights to St. Lawrence Seaway, then check the "No change fee" box directly below the "Flexible change policies" heading. It's as easy as that. We appreciate that plans change and flexibility matters, so book with confidence with Expedia.
Which airlines fly to St. Lawrence Seaway?
You can take your pick of an assortment of airlines that service St. Lawrence Seaway. Some of your best options are:

  • American Airlines - 386 flights to or near St. Lawrence Seaway each month, including 386 flights to Hancock Intl. Airport (SYR) per month.
  • Delta Air Lines - 372 flights to or near St. Lawrence Seaway each month, including 372 flights to Hancock Intl. Airport (SYR) per month.
  • United Airlines - 260 flights to or near St. Lawrence Seaway each month, including 260 flights to Hancock Intl. Airport (SYR) per month.

How can I find cheap tickets to St. Lawrence Seaway?
To pick up an awesome deal to St. Lawrence Seaway, book well in advance. Also use Expedia's handy "flexible dates" feature above your search results. This will show you the cheapest prices for similar time frames. In the last seven days, €253 was the lowest price for a flight to St. Lawrence Seaway.
How much is a flight to St. Lawrence Seaway?
There were a lot of bargain fares up for grabs in the last seven days, with the price of a return ticket to St. Lawrence Seaway ranging between €253 and €911. Many lucky holiday makers nabbed one-way tickets from Houston (IAH) for as little as €157.
What are the most popular airports to fly into in St. Lawrence Seaway?
Depending on which airline you travel with and departure city, one of these busy airports will be your entry point to St. Lawrence Seaway:

  • Hancock Intl. Airport (SYR) - 1,348 flights per month.
  • Massena Intl. Airport (MSS) - 91 flights per month.

How much is a plane ticket to St. Lawrence Seaway?
In the last seven days, flights to St. Lawrence Seaway varied between €253 and €911. Prices depend on a number of things, particularly the time of departure, carrier, cabin class and how early the fare is booked.
What months are the cheapest to book a flight to St. Lawrence Seaway?
February is an excellent month to secure an awesome deal to St. Lawrence Seaway. Be aware that the priciest time to make a booking in the States isn't the middle of summer, but the festive month of December.

Travel information

Destination airport
Hancock Intl.
Destination airport IATA code
SYR
Destination city name
Syracuse
Return price
€108

Trending flights to St. Lawrence Seaway

Prices were available within the past 7 days and start at €157 for one-way flights and €253 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Wed, 16 Sept - Wed, 23 Sept
DUB
Dublin
SYR
Syracuse
€456 Return, found 4 days ago
€456
Return
found 4 days ago
Select JetBlue Airways flight, departing Wed, 16 Sept from Dublin to Syracuse, returning Wed, 23 Sept, priced at €456 found 4 days ago

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