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Flights from Birmingham to Seattle

Find flight deals from Birmingham to Seattle for the next 3 months. Book one way flights from $621 or round trip flights from $736.

      • BHX 7:15 PM
        26h 30m
        1 stop
        SEA 1:45 PM
        Birmingham - Seattle | Sat, Sep 5 | Scandinavian Airlines
        SEA 3:55 PM
        13h 35m
        1 stop
        BHX 1:30 PM
        Seattle - Birmingham | Sat, Sep 12 | Scandinavian Airlines
        $736 $914
        19% off
        19% off
        $914 $736
      • BHX 8:10 AM
        17h
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Fri, Jul 24 | British Airways
        SEA 7:10 PM
        15h
        1 stop
        BHX 6:10 PM
        Seattle - Birmingham | Thu, Jul 30 | British Airways
        $775 $914
        15% off
        15% off
        $914 $775
      • BHX 8:10 AM
        17h
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Sun, Aug 23 | British Airways
        SEA 7:10 PM
        16h 45m
        1 stop
        BHX 7:55 PM
        Seattle - Birmingham | Thu, Aug 27 | British Airways
        $775 $914
        15% off
        15% off
        $914 $775
      • BHX 4:35 PM
        32h 35m
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Thu, Jul 23 | British Airways
        SEA 7:10 PM
        16h 45m
        1 stop
        BHX 7:55 PM
        Seattle - Birmingham | Mon, Jul 27 | British Airways
        $787
        14% off
        $914 $787
      • BHX 4:35 PM
        32h 35m
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Fri, Aug 21 | British Airways
        SEA 7:10 PM
        16h 45m
        1 stop
        BHX 7:55 PM
        Seattle - Birmingham | Thu, Aug 27 | British Airways
        $787
        14% off
        $914 $787
      • BHX 6:40 PM
        30h 30m
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Sat, Aug 22 | British Airways
        SEA 7:10 PM
        12h 55m
        1 stop
        BHX 4:05 PM
        Seattle - Birmingham | Mon, Aug 24 | British Airways
        $787
        14% off
        $914 $787
      • BHX 1:25 PM
        30h 8m
        1 stop
        SEA 11:33 AM
        Birmingham - Seattle | Thu, Jul 23 | Delta Air Lines
        SEA 6:35 PM
        15h 15m
        1 stop
        BHX 5:50 PM
        Seattle - Birmingham | Wed, Jul 29 | Delta Air Lines
        $804
        12% off
        $914 $804
      • BHX 5:55 AM
        18h 25m
        1 stop
        SEA 4:20 PM
        Birmingham - Seattle | Fri, Jul 24 | Delta Air Lines
        SEA 6:35 PM
        15h 15m
        1 stop
        BHX 5:50 PM
        Seattle - Birmingham | Fri, Jul 31 | Delta Air Lines
        $804
        12% off
        $914 $804
      • BHX 1:25 PM
        30h 8m
        1 stop
        SEA 11:33 AM
        Birmingham - Seattle | Sat, Jul 25 | Delta Air Lines
        SEA 6:35 PM
        15h 15m
        1 stop
        BHX 5:50 PM
        Seattle - Birmingham | Fri, Jul 31 | Delta Air Lines
        $804
        12% off
        $914 $804
      • BHX 1:25 PM
        30h 12m
        1 stop
        SEA 11:37 AM
        Birmingham - Seattle | Sat, Aug 22 | Delta Air Lines
        SEA 6:40 PM
        15h 10m
        1 stop
        BHX 5:50 PM
        Seattle - Birmingham | Fri, Aug 28 | Delta Air Lines
        $804
        12% off
        $914 $804
      • BHX 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Birmingham - Seattle | Wed, Jul 22 | Normal Airline
        SEA 3:00 PM
        6h
        Nonstop
        BHX 4:00 PM
        Seattle - Birmingham | Fri, Jul 24 | Normal Airline
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      • BHX 12:20 PM
        12h 50m
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Fri, Sep 11 | British Airways
        $621 $735
        16% off
        16% off
        $735 $621
      • BHX 12:20 PM
        12h 50m
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Tue, Sep 8 | British Airways
        $628 $735
        15% off
        15% off
        $735 $628
      • BHX 8:10 AM
        17h
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Fri, Aug 28 | British Airways
        $628 $735
        15% off
        15% off
        $735 $628
      • BHX 5:55 AM
        14h
        1 stop
        SEA 11:55 AM
        Birmingham - Seattle | Sun, Aug 30 | Lufthansa
        $630
        14% off
        $735 $630
      • BHX 12:20 PM
        12h 50m
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Fri, Sep 11 | Aer Lingus
        $638
        13% off
        $735 $638
      • BHX 12:20 PM
        12h 50m
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Tue, Sep 8 | Aer Lingus
        $640
        13% off
        $735 $640
      • BHX 8:10 AM
        17h
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Tue, Sep 8 | American Airlines
        $640
        13% off
        $735 $640
      • BHX 8:10 AM
        17h
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Fri, Sep 11 | American Airlines
        $642
        13% off
        $735 $642
      • BHX 8:10 AM
        17h
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Fri, Aug 28 | Aer Lingus
        $643
        13% off
        $735 $643
      • BHX 8:10 AM
        17h
        1 stop
        SEA 5:10 PM
        Birmingham - Seattle | Fri, Aug 28 | American Airlines
        $646
        12% off
        $735 $646
      • BHX 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Birmingham - Seattle | Wed, Jul 22 | Normal Airline
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        Find more flights

Find cheap airlines flights from Birmingham to Seattle

You can choose from 1 airlines that fly from Birmingham to Seattle, including Aer Lingus, British Airways has lowest fares on this route.
Aer Lingus logo Aer Lingus
Airlines are determined based on actual purchased flight tickets from Birmingham to Seattle according to previous 12 months data from Trip.com.

Flight Info | Birmingham to Seattle

The distance between Birmingham and Seattle is approximately 7,561.45 km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is September.

Cheapest one-way flight price$621
Cheapest round-trip ticket price$736
Off-season for travelSeptember
Peak season for travelJanuary
Flight distance7,561.45 km
Popular airlineAer Lingus
Flight statistics for the Birmingham–Seattle route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Birmingham to Seattle (BHX-SEA)?

    Based on Trip.com data, British Airways offers one-way fares as low as $621 on Cheapest nonstop routes (e.g. BHX to SEA on Fri, Sep 11), while Scandinavian Airlines offers Cheapest nonstop round-trips from $736 departing on Sat, Sep 5 and returning on Sat, Sep 12.
  • At the moment, you can catch a nonstop flight from Birmingham to Seattle with the following airlines, including: Aer Lingus Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Birmingham to Seattle 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.
  • To find best deals on flights from Birmingham to Seattle, 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 Fri, Sep 11, with one-way flights priced at just $621.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is British Airways.
    · 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 Seattle travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Birmingham to Seattle is September, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Birmingham to Seattle on July 29, 2026 with KLM Royal Dutch Airlines, with prices starting at $819.
  • You can land at any one of the following hubs in Seattle, with Birmingham Airport to Seattle-Tacoma International Airport (BHX-SEA) is by far the most common option on this route: Seattle-Tacoma International Airport (SEA) King County (Boeing Field) International Airport (BFI) Kenmore Air Harbor Seaplane Base (LKE).
  • The time difference between Seattle and Birmingham is 8h.
  • Tickets can only be changed or canceled 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.

Explore More Popular Flights

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.