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Cheap flights from Grimsby to Southeast Asia from £822

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — BKK
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 29 January 2026.

Fri 13/309:50
HUY
-
BKK
2 stops30h 35m
Multiple Airlines
Thu 19/302:55
BKK
-
HUY
2 stops25h 25m
Multiple Airlines
Deal found 27/1£822
Fri 13/306:10
HUY
-
KUL
2 stops29h 25m
Multiple Airlines
Fri 20/309:35
KUL
-
HUY
2 stops19h 45m
Multiple Airlines
Deal found 27/1£837
Fri 13/306:10
HUY
-
KUL
1 stop25h 30m
KLM
Fri 20/315:25
KUL
-
HUY
2 stops33h 35m
KLM
Deal found 27/1£885
Mon 9/209:50
HUY
-
BKK
1 stop14h 20m
KLM
Mon 23/312:15
BKK
-
HUY
1 stop28h 05m
KLM
Deal found 27/1£915
Fri 27/217:10
HUY
-
BKK
2 stops24h 55m
Multiple Airlines
Fri 6/308:20
BKK
-
HUY
2 stops20h 00m
Multiple Airlines
Deal found 28/1£961
Fri 13/309:50
HUY
-
BKK
1 stop17h 15m
KLM
Fri 20/312:15
BKK
-
HUY
1 stop16h 05m
KLM
Deal found 27/1£968
Fri 13/306:10
HUY
-
DPS
2 stops24h 30m
Multiple Airlines
Fri 20/315:45
DPS
-
HUY
2 stops37h 35m
Multiple Airlines
Deal found 27/1£976
Thu 12/206:10
HUY
-
BKK
1 stop18h 00m
Multiple Airlines
Wed 25/311:35
BKK
-
HUY
2 stops28h 45m
Multiple Airlines
Deal found 27/1£1,007
Thu 12/206:10
HUY
-
BKK
1 stop18h 00m
KLM
Wed 25/312:15
BKK
-
HUY
1 stop28h 05m
KLM
Deal found 27/1£1,015
Mon 9/206:10
HUY
-
BKK
2 stops18h 20m
Air France
Mon 23/311:35
BKK
-
HUY
2 stops28h 45m
Air France
Deal found 27/1£1,019
Fri 13/306:10
HUY
-
USM
2 stops23h 55m
Multiple Airlines
Fri 20/311:40
USM
-
HUY
2 stops28h 40m
Multiple Airlines
Deal found 27/1£1,140
Fri 13/317:10
HUY
-
DPS
3 stops35h 15m
KLM
Fri 20/318:40
DPS
-
HUY
3 stops46h 40m
KLM
Deal found 27/1£12,958

Find 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 29 January 2026.

Round-trip from

£822

Popular in

July

Cheapest in

September

Average price

£847
13/3-19/3
  • 13/3-19/3
  • 4 total stops
  • 56h 00m total
  • Grimsby to Southeast Asia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£24 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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 29 January 2026.
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

Fri 13/3

09:50-23:25

2 stops30h 35m

Bangkok Suvarnabhumi

Thu 19/3

02:55-21:20

2 stops25h 25m

£822

GrimsbyKuala Lumpur

HUY - KUL

HUYKUL

Grimsby Humberside

Fri 13/3

06:10-19:35

2 stops29h 25m

Kuala Lumpur Intl

Fri 20/3

09:35-21:20

2 stops19h 45m

£837

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sun 15/3

17:10-07:10

2 stops31h 00m

Bangkok Suvarnabhumi

Sat 21/3

02:55-21:20

2 stops25h 25m

£863

GrimsbyKuala Lumpur

HUY - KUL

HUYKUL

Grimsby Humberside

Fri 13/3

06:10-15:40

1 stop25h 30m

Kuala Lumpur Intl

Fri 20/3

15:25-17:00

2 stops33h 35m

£889

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Mon 9/2

09:50-07:10

1 stop14h 20m

Bangkok Suvarnabhumi

Mon 23/3

12:15-09:20

1 stop28h 05m

£915

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sun 15/3

17:10-10:05

1 stop33h 55m

Bangkok Suvarnabhumi

Sun 22/3

12:15-09:20

1 stop28h 05m

£939

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Fri 27/2

17:10-01:05

2 stops24h 55m

Bangkok Suvarnabhumi

Fri 6/3

08:20-21:20

2 stops20h 00m

£961

GrimsbyDenpasar

HUY - DPS

HUYDPS

Grimsby Humberside

Fri 13/3

06:10-14:40

2 stops24h 30m

Denpasar Bali Ngurah Rai

Fri 20/3

15:45-21:20

2 stops37h 35m

£976

GrimsbyKo Samui

HUY - USM

HUYUSM

Grimsby Humberside

Fri 13/3

06:10-13:05

2 stops23h 55m

Ko Samui

Fri 20/3

11:40-09:20

2 stops28h 40m

£1,140

GrimsbyDenpasar

HUY - DPS

HUYDPS

Grimsby Humberside

Fri 13/3

17:10-12:25

3 stops35h 15m

Denpasar Bali Ngurah Rai

Fri 20/3

18:40-09:20

3 stops46h 40m

£12,958

Flights are sorted by cheapest return flights first.

Deals found on 27/1

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, February is the cheapest month in which you can book a flight from Grimsby to Southeast Asia (average of £400). Flying from Grimsby to Southeast Asia in July is currently the most expensive (average of £549). 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 29 January 2026.
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
1,443 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,443 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 KLM fly from Grimsby to Southeast Asia in about 25h 30m. The time it takes to get you to your destination can typically vary by up to . Grimsby and Southeast Asia are separated by a distance of 6552 mi.

  • 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, February is the cheapest month in which you can book a flight from Grimsby to Southeast Asia (average of £400). Flying from Grimsby to Southeast Asia in July is currently the most expensive (average of £549). 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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Stansted to New Delhi flights
Gatwick to New Delhi flights
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London City to Manila flights
Stansted to Colombo flights
Gatwick to Kuala Lumpur Intl flights
Heathrow to Hanoi flights
Gatwick to Singapore flights
Heathrow to Hongqiao Intl flights
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Stansted to Islamabad flights
Gatwick to Lahore flights
Gatwick to Phuket City flights
Stansted to Phuket City flights
Luton to Narita flights
Stansted to Lahore flights
London City to Kuala Lumpur Intl flights
London City to Phuket City flights
Heathrow to Dhaka flights
Gatwick to Hong Kong 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£511Average£765FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£590Average£862FlexibilityNo cancel feeOn-time75%
Search KLM 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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