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Cheap flights from Grimsby to Southeast Asia from £668

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — BKK
9 Nov — 16 Nov1
1 adult
1 adult, Economy

Find flight deals from Grimsby to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Grimsby to Southeast Asia
Explore the most affordable flight options available from Grimsby to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2025.

Sun 16/1117:10HUY - BKK
2 stops31h 20mAir France
Tue 25/1109:30BKK - HUY
2 stops30h 50mAir France
Deal found 8/10£668
Sun 16/1117:10HUY - BKK
2 stops31h 20mMultiple Airlines
Tue 25/1112:15BKK - HUY
1 stop28h 05mMultiple Airlines
Deal found 8/10£680
Wed 12/1106:10HUY - BKK
2 stops20h 05mAir France
Thu 27/1109:30BKK - HUY
2 stops30h 50mAir France
Deal found 9/10£704
Wed 12/1106:10HUY - BKK
2 stops20h 40mMultiple Airlines
Thu 27/1122:05BKK - HUY
2 stops25h 35mMultiple Airlines
Deal found 10/10£720
Sun 30/1106:10HUY - BKK
2 stops42h 20mAir France
Thu 4/1209:30BKK - HUY
2 stops30h 50mAir France
Deal found 8/10£728
Sun 16/1106:10HUY - BKK
1 stop20h 55mKLM
Tue 25/1112:15BKK - HUY
1 stop16h 05mKLM
Deal found 8/10£743
Mon 24/1106:10HUY - DPS
2 stops33h 15mMultiple Airlines
Mon 1/1208:35DPS - HUY
2 stops44h 45mMultiple Airlines
Deal found 10/10£761
Wed 12/1109:50HUY - DPS
2 stops30h 05mMultiple Airlines
Tue 25/1100:55DPS - HUY
2 stops40h 25mMultiple Airlines
Deal found 8/10£765
Sun 23/1117:10HUY - BKK
2 stops31h 20mAir France
Sun 30/1109:30BKK - HUY
2 stops30h 50mAir France
Deal found 9/10£767
Mon 24/1117:40HUY - DPS
2 stops18h 40mKLM
Mon 1/1216:25DPS - HUY
2 stops24h 55mKLM
Deal found 10/10£851
Sun 23/1117:10HUY - DPS
2 stops30h 25mMultiple Airlines
Sat 29/1100:40DPS - HUY
3 stops28h 40mMultiple Airlines
Deal found 9/10£883
Sun 23/1117:10HUY - DPS
2 stops19h 10mKLM
Sun 30/1121:40DPS - HUY
2 stops27h 30mKLM
Deal found 9/10£912

Cheap flight deals from Grimsby to Southeast Asia

Keep the following information in mind while searching for Grimsby to Southeast Asia flight deals. Data was last updated 10 October 2025.

Round-trip from

£668

Popular in

July

Cheapest in

May

Average price

£793
Air France
  • Air France
  • 16/11-25/11
  • 4 total stops
  • 62h 10m total
  • Grimsby to Southeast Asia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to Southeast Asia 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 858,174 searches. Data last updated 10 October 2025.
Use the filters below to find and compare flights from Grimsby to Southeast Asia that are best for you.

Fly from

Grimsby

Fly to

Southeast Asia

Route

Depart

Return

Price

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Wed 12/11

06:10-09:15

2 stops20h 05m

Bangkok Suvarnabhumi

Thu 27/11

09:30-09:20

2 stops30h 50m

£704

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Wed 12/11

06:10-09:50

2 stops20h 40m

Bangkok Suvarnabhumi

Thu 27/11

22:05-16:40

2 stops25h 35m

£720

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sun 30/11

06:10-07:30

2 stops42h 20m

Bangkok Suvarnabhumi

Thu 4/12

09:30-09:20

2 stops30h 50m

£728

GrimsbyDenpasar

HUY - DPS

HUYDPS

Grimsby Humberside

Mon 24/11

06:10-23:25

2 stops33h 15m

Denpasar Bali Ngurah Rai

Mon 1/12

08:35-21:20

2 stops44h 45m

£761

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sun 30/11

06:10-07:30

2 stops42h 20m

Bangkok Suvarnabhumi

Thu 4/12

09:30-09:20

2 stops54h 50m

£764

GrimsbyDenpasar

HUY - DPS

HUYDPS

Grimsby Humberside

Wed 12/11

09:50-23:55

2 stops30h 05m

Denpasar Bali Ngurah Rai

Tue 25/11

00:55-09:20

2 stops40h 25m

£765

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sun 23/11

17:10-07:30

2 stops31h 20m

Bangkok Suvarnabhumi

Sun 30/11

09:30-09:20

2 stops30h 50m

£767

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sun 23/11

06:10-10:05

1 stop20h 55m

Bangkok Suvarnabhumi

Sun 30/11

09:30-09:20

2 stops30h 50m

£786

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sat 31/1

09:50-23:20

2 stops30h 30m

Bangkok Suvarnabhumi

Fri 13/3

02:55-21:20

2 stops25h 25m

£798

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sat 7/2

09:50-07:10

2 stops38h 20m

Bangkok Suvarnabhumi

Thu 19/3

02:55-21:20

2 stops25h 25m

£800

Flights are sorted by cheapest return flights first.

Deals found on 9/10

Showing 1-10 of 17 results
1
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Best time to book a flight from Grimsby to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Grimsby with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from Grimsby to Southeast Asia

What is the cheapest month to book a flight from Grimsby to Southeast Asia?

Currently, March is the cheapest month in which you can book a flight from Grimsby to Southeast Asia (average of £392). Flying from Grimsby to Southeast Asia in July is currently the most expensive (average of £569). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 10 October 2025.
See what other customers who have flown with KLM from Grimsby to Southeast Asia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,399 reviews
Check prices

Overall

7.7

Food

7.2

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,399 reviews
KLM
7.7
Good
1,399 reviews
Check prices

Overall

7.7

Food

7.2

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

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

  • What airport do you fly from for flights from Grimsby to Southeast Asia?

    Most people fly from Grimsby Humberside (HUY) if they book a flight from Grimsby to Southeast Asia. Grimsby Humberside is conveniently located just 11.0 mi from Grimsby’s city center.

  • How long is the flight from Grimsby to Southeast Asia?

    Airlines like Air France and KLM fly from Grimsby to Southeast Asia in about 20h 05m. The time it takes to get you to your destination can typically vary by up to 22h 15m. Grimsby and Southeast Asia are separated by a distance of 5900 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Grimsby to Southeast Asia?

    The most popular flight routes from Grimsby to Southeast Asia are Grimsby Humberside - Bangkok Suvarnabhumi, Grimsby Humberside - Kuala Lumpur Intl and Grimsby Humberside - Denpasar Bali Ngurah Rai.

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

    Yes. In addition to deals on Grimsby to Southeast Asia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Grimsby to Southeast Asia?

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

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

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

  • What is the cheapest month to book a flight from Grimsby to Southeast Asia?

    Currently, March is the cheapest month in which you can book a flight from Grimsby to Southeast Asia (average of £392). Flying from Grimsby to Southeast Asia in July is currently the most expensive (average of £569). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Grimsby to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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Gatwick to Mumbai flights
London City to Narita flights
Stansted to Mumbai flights
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Heathrow to Ahmedabad flights
Gatwick to Hong Kong flights
Gatwick to Colombo flights
Gatwick to Singapore flights
Gatwick to New Delhi flights
Gatwick to Islamabad flights
London City to Hong Kong flights
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Stansted to Hong Kong flights
Stansted to New Delhi flights
Heathrow to Denpasar flights
Gatwick to Kuala Lumpur Intl flights
Stansted to Colombo flights
Gatwick to Phuket City flights
Heathrow to Malé flights
Manchester to Lahore flights
Gatwick to Lahore flights

Top 2 airlines flying from Grimsby to Southeast Asia

Discover the top 2 airlines that operate flights from Grimsby to Southeast Asia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 October 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£619Average£919FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£620Average£827FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Grimsby to Southeast Asia?

When you search for this flight from Grimsby to Southeast Asia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Grimsby to Southeast Asia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Grimsby to Southeast Asia.

Can Cheapflights find flights from Grimsby to Southeast Asia with no change fees?

Certainly. Search results for flights to Southeast Asia from Grimsby shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Grimsby to Southeast Asia become cheaper?

Of course! You can now track prices for flights from Grimsby to Southeast Asia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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