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Grimsby

$1,022+ Cheap flights from Seattle (SEA) to Grimsby (HUY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HUY
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Seattle to Grimsby

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Grimsby (HUY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,022
(KLM)
Provider with most accurate pricing for Seattle/Tacoma Intl-Grimsby Humberside flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Grimsby Humberside flights.
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From Seattle/Tacoma Intl to Grimsby Humberside
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Find flight deals from Seattle to Grimsby

Cheapest flights from Seattle to Grimsby
Explore the most affordable flight options available from Seattle to Grimsby. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This KLM deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/186:07 pmSEA - HUY
1 stop31h 13mKLM
Wed 5/285:35 pmHUY - SEA
1 stop30h 22mKLM
Deal found 4/17$1,022
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/187:25 amSEA - HUY
2 stops17h 55mDelta
Wed 5/286:10 amHUY - SEA
1 stop13h 30mDelta
Deal found 4/17$1,027
This SmartFares deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/11:55 pmSEA - HUY
1 stop19h 05mVirgin Atlantic
Sun 6/86:10 amHUY - SEA
1 stop13h 30mVirgin Atlantic
Deal found 4/17$1,208
This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/27:20 amSEA - HUY
2 stops18h 00mMultiple Airlines
Mon 6/95:35 pmHUY - SEA
3 stops35h 02mMultiple Airlines
Deal found 4/17$1,301

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Grimsby that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Seattle to Grimsby that are best for you.

Fly from

Seattle

Fly to

Grimsby

Route

Depart

Return

Price

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Sun 5/18

6:07 pm-9:20 am

1 stop31h 13m

Grimsby Humberside

Wed 5/28

5:35 pm-3:57 pm

1 stop30h 22m

$1,022

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Sun 5/18

7:25 am-9:20 am

2 stops17h 55m

Grimsby Humberside

Wed 5/28

6:10 am-11:40 am

1 stop13h 30m

$1,027

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Sun 6/1

1:55 pm-5:00 pm

1 stop19h 05m

Grimsby Humberside

Sun 6/8

6:10 am-11:40 am

1 stop13h 30m

$1,208

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Mon 6/2

7:20 am-9:20 am

2 stops18h 00m

Grimsby Humberside

Mon 6/9

5:35 pm-8:37 pm

3 stops35h 02m

$1,301

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

  • Most accurate provider: When it comes to deals on Seattle-Grimsby flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Seattle-Grimsby flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Seattle-Grimsby flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Grimsby flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Grimsby flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Grimsby

Have a flexible travel schedule? Discover the best time to fly to Grimsby from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Grimsby

Get insights into the airlines that provide service to Grimsby. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Grimsby. Reviews last updated April 17, 2025.
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Grimsby. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Seattle to Grimsby that include hotel bookings?

    Yes. In addition to deals on Seattle to Grimsby flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Grimsby?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Grimsby.

  • Can I find deals for business class flights from Seattle to Grimsby?

    Yes. Cheapflights offers flight deals from Seattle to Grimsby by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Traveling to a place near Seattle?

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Hull

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