Cheap Flights from Seattle to Birmingham from S$ 520

Frequently Asked Questions

• Which airlines offer the cheapest flights from Seattle (SEA) to Birmingham (BHX)?

  Based on Trip.com data, United Airlines offers one-way fares as low as S$ 520 on Cheapest nonstop routes (e.g. SEA to BHX on Sat, Mar 14), while Virgin Atlantic offers Cheapest nonstop round-trips from S$ 794 departing on Mon, Feb 16 and returning on Mon, Feb 23.

• Which airlines offer flights from Seattle to Birmingham?

  At the moment, several airlines serve connecting flights from Seattle to Birmingham, including: Aer Lingus Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Seattle to Birmingham?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Birmingham is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Seattle to Birmingham?

  To find best deals on flights from Seattle to Birmingham, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Mar 14, with one-way flights priced at just S$ 520.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Birmingham travel is around December.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Seattle to Birmingham to get the best price?

  The cheapest months to fly from Seattle to Birmingham is October, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Seattle to Birmingham?

  After crunching the numbers on our January flight calendar, it's currently cheapest to fly from Seattle to Birmingham on January 31, 2026 with United Airlines, with prices starting at S$ 547.

• Which airports can I fly through when travelling to Birmingham from Seattle?

  You can land at any one of the following hubs in Birmingham, with Seattle–Tacoma International Airport to Birmingham Airport (SEA-BHX) is by far the most common option on this route: Birmingham Airport (BHX).

• What is the time difference between Seattle and Birmingham?

  The time difference between Birmingham and Seattle is 8h.

• How can I change or cancel my flight ticket from Seattle to Birmingham?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.